| abatement | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/familymemberhistory-abatement | 
| acceptance | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/goal-acceptance | 
| Accession | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/auditevent-Accession | 
| Account | Account | resource | http://hl7.org/fhir/StructureDefinition/Account | 
| activity-title | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/careplan-activity-title | 
| ActivityDefinition | ActivityDefinition | resource | http://hl7.org/fhir/StructureDefinition/ActivityDefinition | 
| activityStatusDate | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/valueset-activityStatusDate | 
| Actual Group | Group | resource | http://hl7.org/fhir/StructureDefinition/actualgroup | 
| AD-use | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/iso21090-AD-use | 
| adaptiveFeedingDevice | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/nutritionorder-adaptiveFeedingDevice | 
| addendumOf | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/diagnosticReport-addendumOf | 
| Address | Address | complex-type | http://hl7.org/fhir/StructureDefinition/Address | 
| administration | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/openEHR-administration | 
| adoptionInfo | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/patient-adoptionInfo | 
| AdverseEvent | AdverseEvent | resource | http://hl7.org/fhir/StructureDefinition/AdverseEvent | 
| ADXP-additionalLocator | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/iso21090-ADXP-additionalLocator | 
| ADXP-buildingNumberSuffix | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/iso21090-ADXP-buildingNumberSuffix | 
| ADXP-careOf | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/iso21090-ADXP-careOf | 
| ADXP-censusTract | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/iso21090-ADXP-censusTract | 
| ADXP-delimiter | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/iso21090-ADXP-delimiter | 
| ADXP-deliveryAddressLine | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/iso21090-ADXP-deliveryAddressLine | 
| ADXP-deliveryInstallationArea | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/iso21090-ADXP-deliveryInstallationArea | 
| ADXP-deliveryInstallationQualifier | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/iso21090-ADXP-deliveryInstallationQualifier | 
| ADXP-deliveryInstallationType | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/iso21090-ADXP-deliveryInstallationType | 
| ADXP-deliveryMode | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/iso21090-ADXP-deliveryMode | 
| ADXP-deliveryModeIdentifier | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/iso21090-ADXP-deliveryModeIdentifier | 
| ADXP-direction | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/iso21090-ADXP-direction | 
| ADXP-houseNumber | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/iso21090-ADXP-houseNumber | 
| ADXP-houseNumberNumeric | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/iso21090-ADXP-houseNumberNumeric | 
| ADXP-postBox | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/iso21090-ADXP-postBox | 
| ADXP-precinct | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/iso21090-ADXP-precinct | 
| ADXP-streetAddressLine | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/iso21090-ADXP-streetAddressLine | 
| ADXP-streetName | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/iso21090-ADXP-streetName | 
| ADXP-streetNameBase | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/iso21090-ADXP-streetNameBase | 
| ADXP-streetNameType | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/iso21090-ADXP-streetNameType | 
| ADXP-unitID | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/iso21090-ADXP-unitID | 
| ADXP-unitType | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/iso21090-ADXP-unitType | 
| Age | Age | complex-type | http://hl7.org/fhir/StructureDefinition/Age | 
| Allele | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/observation-geneticsAllele | 
| allele-database | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/hla-genotyping-results-allele-database | 
| AllergyIntolerance | AllergyIntolerance | resource | http://hl7.org/fhir/StructureDefinition/AllergyIntolerance | 
| allowed-type | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/operationdefinition-allowed-type | 
| allowedUnits | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/elementdefinition-allowedUnits | 
| alternate | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/codesystem-alternate | 
| AminoAcidChange | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/observation-geneticsAminoAcidChange | 
| Analysis | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/DiagnosticReport-geneticsAnalysis | 
| ancestor | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/structuredefinition-ancestor | 
| Ancestry | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/observation-geneticsAncestry | 
| animal | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/patient-animal | 
| animalSpecies | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/practitioner-animalSpecies | 
| Annotation | Annotation | complex-type | http://hl7.org/fhir/StructureDefinition/Annotation | 
| Anonymized | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/auditevent-Anonymized | 
| applicable-version | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/structuredefinition-applicable-version | 
| Appointment | Appointment | resource | http://hl7.org/fhir/StructureDefinition/Appointment | 
| AppointmentResponse | AppointmentResponse | resource | http://hl7.org/fhir/StructureDefinition/AppointmentResponse | 
| approachBodyStructure | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/procedure-approachBodyStructure | 
| approvalDate | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/resource-approvalDate | 
| area | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/contactpoint-area | 
| assembly-order | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/humanname-assembly-order | 
| assertedDate | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/allergyintolerance-assertedDate | 
| assertedDate | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/condition-assertedDate | 
| AssessedCondition | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/DiagnosticReport-geneticsAssessedCondition | 
| associatedEncounter | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/encounter-associatedEncounter | 
| Attachment | Attachment | complex-type | http://hl7.org/fhir/StructureDefinition/Attachment | 
| AuditEvent | AuditEvent | resource | http://hl7.org/fhir/StructureDefinition/AuditEvent | 
| author | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/codesystem-author | 
| author | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/questionnaireresponse-author | 
| author | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/valueset-author | 
| authoritativeSource | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/valueset-authoritativeSource | 
| authority | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/operationoutcome-authority | 
| BackboneElement | BackboneElement | complex-type | http://hl7.org/fhir/StructureDefinition/BackboneElement | 
| base64Binary | base64Binary | primitive-type | http://hl7.org/fhir/StructureDefinition/base64Binary | 
| basedOn | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/event-basedOn | 
| baseType | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/questionnaire-baseType | 
| Basic | Basic | resource | http://hl7.org/fhir/StructureDefinition/Basic | 
| bestpractice | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/elementdefinition-bestpractice | 
| bestpractice-explanation | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/elementdefinition-bestpractice-explanation | 
| bidirectional | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/concept-bidirectional | 
| Binary | Binary | resource | http://hl7.org/fhir/StructureDefinition/Binary | 
| bindingName | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName | 
| BiologicallyDerivedProduct | BiologicallyDerivedProduct | resource | http://hl7.org/fhir/StructureDefinition/BiologicallyDerivedProduct | 
| birthPlace | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/patient-birthPlace | 
| birthTime | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/patient-birthTime | 
| bodyPosition | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/observation-bodyPosition | 
| BodyStructure | BodyStructure | resource | http://hl7.org/fhir/StructureDefinition/BodyStructure | 
| BodyStructure Reference | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/bodySite | 
| boolean | boolean | primitive-type | http://hl7.org/fhir/StructureDefinition/boolean | 
| boundary-geojson | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/location-boundary-geojson | 
| Bundle | Bundle | resource | http://hl7.org/fhir/StructureDefinition/Bundle | 
| cadavericDonor | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/patient-cadavericDonor | 
| calculatedValue | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/cqf-calculatedValue | 
| candidateList | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/task-candidateList | 
| canonical | canonical | primitive-type | http://hl7.org/fhir/StructureDefinition/canonical | 
| capabilities | Extension | complex-type | http://fhir-registry.smarthealthit.org/StructureDefinition/capabilities | 
| CapabilityStatement | CapabilityStatement | resource | http://hl7.org/fhir/StructureDefinition/CapabilityStatement | 
| careplan | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/openEHR-careplan | 
| CarePlan | CarePlan | resource | http://hl7.org/fhir/StructureDefinition/CarePlan | 
| CareTeam | CareTeam | resource | http://hl7.org/fhir/StructureDefinition/CareTeam | 
| caseSensitive | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/valueset-caseSensitive | 
| CatalogEntry | CatalogEntry | resource | http://hl7.org/fhir/StructureDefinition/CatalogEntry | 
| category | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/structuredefinition-category | 
| causedBy | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/procedure-causedBy | 
| CDS Hooks GuidanceResponse | GuidanceResponse | resource | http://hl7.org/fhir/StructureDefinition/cdshooksguidanceresponse | 
| CDS Hooks RequestGroup | RequestGroup | resource | http://hl7.org/fhir/StructureDefinition/cdshooksrequestgroup | 
| CDS Hooks Service PlanDefinition | PlanDefinition | resource | http://hl7.org/fhir/StructureDefinition/cdshooksserviceplandefinition | 
| cdsHooksEndpoint | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/cqf-cdsHooksEndpoint | 
| certainty | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/allergyintolerance-certainty | 
| changeBase | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/list-changeBase | 
| ChargeItem | ChargeItem | resource | http://hl7.org/fhir/StructureDefinition/ChargeItem | 
| ChargeItemDefinition | ChargeItemDefinition | resource | http://hl7.org/fhir/StructureDefinition/ChargeItemDefinition | 
| choiceOrientation | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/questionnaire-choiceOrientation | 
| citation | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/cqf-citation | 
| citizenship | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/patient-citizenship | 
| Claim | Claim | resource | http://hl7.org/fhir/StructureDefinition/Claim | 
| ClaimResponse | ClaimResponse | resource | http://hl7.org/fhir/StructureDefinition/ClaimResponse | 
| Clinical Document | Composition | resource | http://hl7.org/fhir/StructureDefinition/clinicaldocument | 
| ClinicalImpression | ClinicalImpression | resource | http://hl7.org/fhir/StructureDefinition/ClinicalImpression | 
| code | code | primitive-type | http://hl7.org/fhir/StructureDefinition/code | 
| CodeableConcept | CodeableConcept | complex-type | http://hl7.org/fhir/StructureDefinition/CodeableConcept | 
| codegen-super | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/structuredefinition-codegen-super | 
| CodeSystem | CodeSystem | resource | http://hl7.org/fhir/StructureDefinition/CodeSystem | 
| Coding | Coding | complex-type | http://hl7.org/fhir/StructureDefinition/Coding | 
| collectionPriority | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/specimen-collectionPriority | 
| Communication | Communication | resource | http://hl7.org/fhir/StructureDefinition/Communication | 
| CommunicationRequest | CommunicationRequest | resource | http://hl7.org/fhir/StructureDefinition/CommunicationRequest | 
| CompartmentDefinition | CompartmentDefinition | resource | http://hl7.org/fhir/StructureDefinition/CompartmentDefinition | 
| completionMode | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/questionnaireresponse-completionMode | 
| Composition | Composition | resource | http://hl7.org/fhir/StructureDefinition/Composition | 
| Computable PlanDefinition | PlanDefinition | resource | http://hl7.org/fhir/StructureDefinition/computableplandefinition | 
| concept-comments | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/valueset-concept-comments | 
| concept-comments | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/codesystem-concept-comments | 
| concept-definition | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/valueset-concept-definition | 
| ConceptMap | ConceptMap | resource | http://hl7.org/fhir/StructureDefinition/ConceptMap | 
| conceptOrder | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/codesystem-conceptOrder | 
| conceptOrder | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/valueset-conceptOrder | 
| Condition | Condition | resource | http://hl7.org/fhir/StructureDefinition/Condition | 
| congregation | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/patient-congregation | 
| Consent | Consent | resource | http://hl7.org/fhir/StructureDefinition/Consent | 
| constraint | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/questionnaire-constraint | 
| ContactDetail | ContactDetail | complex-type | http://hl7.org/fhir/StructureDefinition/ContactDetail | 
| ContactPoint | ContactPoint | complex-type | http://hl7.org/fhir/StructureDefinition/ContactPoint | 
| Contract | Contract | resource | http://hl7.org/fhir/StructureDefinition/Contract | 
| Contributor | Contributor | complex-type | http://hl7.org/fhir/StructureDefinition/Contributor | 
| CopyNumberEvent | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/observation-geneticsCopyNumberEvent | 
| Count | Count | complex-type | http://hl7.org/fhir/StructureDefinition/Count | 
| country | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/contactpoint-country | 
| Coverage | Coverage | resource | http://hl7.org/fhir/StructureDefinition/Coverage | 
| CoverageEligibilityRequest | CoverageEligibilityRequest | resource | http://hl7.org/fhir/StructureDefinition/CoverageEligibilityRequest | 
| CoverageEligibilityResponse | CoverageEligibilityResponse | resource | http://hl7.org/fhir/StructureDefinition/CoverageEligibilityResponse | 
| CQF-Questionnaire | Questionnaire | resource | http://hl7.org/fhir/StructureDefinition/cqf-questionnaire | 
| CQL Library | Library | resource | http://hl7.org/fhir/StructureDefinition/cqllibrary | 
| Data Absent Reason | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/data-absent-reason | 
| DataElement constraint on ElementDefinition data type | ElementDefinition | complex-type | http://hl7.org/fhir/StructureDefinition/elementdefinition-de | 
| DataRequirement | DataRequirement | complex-type | http://hl7.org/fhir/StructureDefinition/DataRequirement | 
| date | date | primitive-type | http://hl7.org/fhir/StructureDefinition/date | 
| dateTime | dateTime | primitive-type | http://hl7.org/fhir/StructureDefinition/dateTime | 
| dayOfMonth | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/timing-dayOfMonth | 
| daysOfCycle | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/timing-daysOfCycle | 
| decimal | decimal | primitive-type | http://hl7.org/fhir/StructureDefinition/decimal | 
| Definition | Definition | logical | http://hl7.org/fhir/StructureDefinition/Definition | 
| delta | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/observation-delta | 
| dependencies | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/structuredefinition-dependencies | 
| deprecated | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/valueset-deprecated | 
| Design Note | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/designNote | 
| detail | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/flag-detail | 
| detectedIssue | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/operationoutcome-detectedIssue | 
| DetectedIssue | DetectedIssue | resource | http://hl7.org/fhir/StructureDefinition/DetectedIssue | 
| Device | Device | resource | http://hl7.org/fhir/StructureDefinition/Device | 
| Device Metric Observation Profile | Observation | resource | http://hl7.org/fhir/StructureDefinition/devicemetricobservation | 
| deviceCode | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/observation-deviceCode | 
| DeviceDefinition | DeviceDefinition | resource | http://hl7.org/fhir/StructureDefinition/DeviceDefinition | 
| DeviceMetric | DeviceMetric | resource | http://hl7.org/fhir/StructureDefinition/DeviceMetric | 
| DeviceRequest | DeviceRequest | resource | http://hl7.org/fhir/StructureDefinition/DeviceRequest | 
| DeviceUseStatement | DeviceUseStatement | resource | http://hl7.org/fhir/StructureDefinition/DeviceUseStatement | 
| DiagnosticReport | DiagnosticReport | resource | http://hl7.org/fhir/StructureDefinition/DiagnosticReport | 
| DiagnosticReport-Genetics | DiagnosticReport | resource | http://hl7.org/fhir/StructureDefinition/diagnosticreport-genetics | 
| directedBy | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/procedure-directedBy | 
| disability | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/patient-disability | 
| Display Name | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/display | 
| display-hint | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/structuredefinition-display-hint | 
| displayCategory | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/questionnaire-displayCategory | 
| Distance | Distance | complex-type | http://hl7.org/fhir/StructureDefinition/Distance | 
| DNARegionName | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/observation-geneticsDNARegionName | 
| DocumentManifest | DocumentManifest | resource | http://hl7.org/fhir/StructureDefinition/DocumentManifest | 
| DocumentReference | DocumentReference | resource | http://hl7.org/fhir/StructureDefinition/DocumentReference | 
| DocumentSectionLibrary | Composition | complex-type | http://hl7.org/fhir/StructureDefinition/example-section-library | 
| DocumentStructure | Composition | complex-type | http://hl7.org/fhir/StructureDefinition/example-composition | 
| DomainResource | DomainResource | resource | http://hl7.org/fhir/StructureDefinition/DomainResource | 
| doNotPerform | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/request-doNotPerform | 
| Dosage | Dosage | complex-type | http://hl7.org/fhir/StructureDefinition/Dosage | 
| dueTo | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/condition-dueTo | 
| duration | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/allergyintolerance-duration | 
| Duration | Duration | complex-type | http://hl7.org/fhir/StructureDefinition/Duration | 
| EffectEvidenceSynthesis | EffectEvidenceSynthesis | resource | http://hl7.org/fhir/StructureDefinition/EffectEvidenceSynthesis | 
| effectiveDate | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/codesystem-effectiveDate | 
| effectiveDate | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/valueset-effectiveDate | 
| effectivePeriod | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/resource-effectivePeriod | 
| EHRS FM Record Lifecycle Event - Audit Event | AuditEvent | resource | http://hl7.org/fhir/StructureDefinition/ehrsrle-auditevent | 
| EHRS FM Record Lifecycle Event - Provenance | Provenance | resource | http://hl7.org/fhir/StructureDefinition/ehrsrle-provenance | 
| Element | Element | complex-type | http://hl7.org/fhir/StructureDefinition/Element | 
| ElementDefinition | ElementDefinition | complex-type | http://hl7.org/fhir/StructureDefinition/ElementDefinition | 
| EN-qualifier | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/iso21090-EN-qualifier | 
| EN-representation | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/iso21090-EN-representation | 
| EN-use | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/iso21090-EN-use | 
| Encounter | Encounter | resource | http://hl7.org/fhir/StructureDefinition/Encounter | 
| encounterClass | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/cqf-encounterClass | 
| encounterType | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/cqf-encounterType | 
| Encrypted | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/auditevent-Encrypted | 
| Endpoint | Endpoint | resource | http://hl7.org/fhir/StructureDefinition/Endpoint | 
| EnrollmentRequest | EnrollmentRequest | resource | http://hl7.org/fhir/StructureDefinition/EnrollmentRequest | 
| EnrollmentResponse | EnrollmentResponse | resource | http://hl7.org/fhir/StructureDefinition/EnrollmentResponse | 
| entryFormat | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/entryFormat | 
| episodeOfCare | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/workflow-episodeOfCare | 
| EpisodeOfCare | EpisodeOfCare | resource | http://hl7.org/fhir/StructureDefinition/EpisodeOfCare | 
| equivalence | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/elementdefinition-equivalence | 
| Event | Event | logical | http://hl7.org/fhir/StructureDefinition/Event | 
| EventDefinition | EventDefinition | resource | http://hl7.org/fhir/StructureDefinition/EventDefinition | 
| eventHistory | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/event-eventHistory | 
| Evidence | Evidence | resource | http://hl7.org/fhir/StructureDefinition/Evidence | 
| Evidence Synthesis Profile | Evidence | resource | http://hl7.org/fhir/StructureDefinition/synthesis | 
| EvidenceVariable | EvidenceVariable | resource | http://hl7.org/fhir/StructureDefinition/EvidenceVariable | 
| exact | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/timing-exact | 
| Example Lipid Profile | Observation | resource | http://hl7.org/fhir/StructureDefinition/cholesterol | 
| Example Lipid Profile | Observation | resource | http://hl7.org/fhir/StructureDefinition/hdlcholesterol | 
| Example Lipid Profile | Observation | resource | http://hl7.org/fhir/StructureDefinition/ldlcholesterol | 
| Example Lipid Profile | DiagnosticReport | resource | http://hl7.org/fhir/StructureDefinition/lipidprofile | 
| Example Lipid Profile | Observation | resource | http://hl7.org/fhir/StructureDefinition/triglyceride | 
| ExampleScenario | ExampleScenario | resource | http://hl7.org/fhir/StructureDefinition/ExampleScenario | 
| expand-group | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/valueset-expand-group | 
| expand-rules | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/valueset-expand-rules | 
| expansionSource | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/valueset-expansionSource | 
| expectation | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/capabilitystatement-expectation | 
| expirationDate | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/codesystem-expirationDate | 
| expirationDate | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/valueset-expirationDate | 
| ExplanationOfBenefit | ExplanationOfBenefit | resource | http://hl7.org/fhir/StructureDefinition/ExplanationOfBenefit | 
| explicit-type-name | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/structuredefinition-explicit-type-name | 
| exposureDate | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/openEHR-exposureDate | 
| exposureDescription | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/openEHR-exposureDescription | 
| exposureDuration | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/openEHR-exposureDuration | 
| expression | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/cqf-expression | 
| expression | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/valueset-expression | 
| Expression | Expression | complex-type | http://hl7.org/fhir/StructureDefinition/Expression | 
| extends | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/diagnosticReport-extends | 
| extensible | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/valueset-extensible | 
| extension | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/contactpoint-extension | 
| Extension | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/Extension | 
| extension-education-level | Extension | complex-type | extension-education-level | 
| extension-ethic | Extension | complex-type | extension-ethic | 
| extension-nationality | Extension | complex-type | extension-nationality | 
| extension-occupation | Extension | complex-type | extension-occupation | 
| extension-race | Extension | complex-type | extension-race | 
| Family member history for genetics analysis | FamilyMemberHistory | resource | http://hl7.org/fhir/StructureDefinition/familymemberhistory-genetic | 
| FamilyMemberHistory | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/DiagnosticReport-geneticsFamilyMemberHistory | 
| FamilyMemberHistory | FamilyMemberHistory | resource | http://hl7.org/fhir/StructureDefinition/FamilyMemberHistory | 
| fathers-family | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/humanname-fathers-family | 
| fhir-type | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type | 
| fhirType | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType | 
| FiveWs | FiveWs | logical | http://hl7.org/fhir/StructureDefinition/FiveWs | 
| Flag | Flag | resource | http://hl7.org/fhir/StructureDefinition/Flag | 
| fmm | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/structuredefinition-fmm | 
| fmm-no-warnings | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/structuredefinition-fmm-no-warnings | 
| focusCode | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/observation-focusCode | 
| fullUrl | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/parameters-fullUrl | 
| gatewayDevice | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/observation-gatewayDevice | 
| genderIdentity | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/patient-genderIdentity | 
| Gene | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/observation-geneticsGene | 
| GenomicSourceClass | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/observation-geneticsGenomicSourceClass | 
| Geolocation | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/geolocation | 
| glstring | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/hla-genotyping-results-glstring | 
| Goal | Goal | resource | http://hl7.org/fhir/StructureDefinition/Goal | 
| GraphDefinition | GraphDefinition | resource | http://hl7.org/fhir/StructureDefinition/GraphDefinition | 
| group | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/usagecontext-group | 
| Group | Group | resource | http://hl7.org/fhir/StructureDefinition/Group | 
| Group Definition | Group | resource | http://hl7.org/fhir/StructureDefinition/groupdefinition | 
| GuidanceResponse | GuidanceResponse | resource | http://hl7.org/fhir/StructureDefinition/GuidanceResponse | 
| haploid | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/hla-genotyping-results-haploid | 
| HealthcareService | HealthcareService | resource | http://hl7.org/fhir/StructureDefinition/HealthcareService | 
| hidden | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/questionnaire-hidden | 
| hierarchy | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/structuredefinition-hierarchy | 
| history | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/codesystem-history | 
| http-response-header | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/http-response-header | 
| Human Language | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/language | 
| HumanName | HumanName | complex-type | http://hl7.org/fhir/StructureDefinition/HumanName | 
| id | id | primitive-type | http://hl7.org/fhir/StructureDefinition/id | 
| identifier | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/elementdefinition-identifier | 
| Identifier | Identifier | complex-type | http://hl7.org/fhir/StructureDefinition/Identifier | 
| ImagingStudy | ImagingStudy | resource | http://hl7.org/fhir/StructureDefinition/ImagingStudy | 
| Immunization | Immunization | resource | http://hl7.org/fhir/StructureDefinition/Immunization | 
| ImmunizationEvaluation | ImmunizationEvaluation | resource | http://hl7.org/fhir/StructureDefinition/ImmunizationEvaluation | 
| ImmunizationRecommendation | ImmunizationRecommendation | resource | http://hl7.org/fhir/StructureDefinition/ImmunizationRecommendation | 
| implantStatus | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/device-implantStatus | 
| ImplementationGuide | ImplementationGuide | resource | http://hl7.org/fhir/StructureDefinition/ImplementationGuide | 
| importance | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/patient-importance | 
| incisionDateTime | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/procedure-incisionDateTime | 
| inheritedExtensibleValueSet | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/elementdefinition-inheritedExtensibleValueSet | 
| initialValue | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/cqf-initialValue | 
| initiatingLocation | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/communicationrequest-initiatingLocation | 
| initiatingOrganization | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/cqf-initiatingOrganization | 
| initiatingPerson | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/cqf-initiatingPerson | 
| Instance | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/auditevent-Instance | 
| instant | instant | primitive-type | http://hl7.org/fhir/StructureDefinition/instant | 
| instantiatesCanonical | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/workflow-instantiatesCanonical | 
| instantiatesUri | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/workflow-instantiatesUri | 
| insurance | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/request-insurance | 
| InsurancePlan | InsurancePlan | resource | http://hl7.org/fhir/StructureDefinition/InsurancePlan | 
| integer | integer | primitive-type | http://hl7.org/fhir/StructureDefinition/integer | 
| Interpretation | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/observation-geneticsInterpretation | 
| interpreterRequired | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/patient-interpreterRequired | 
| Invoice | Invoice | resource | http://hl7.org/fhir/StructureDefinition/Invoice | 
| isCommonBinding | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/elementdefinition-isCommonBinding | 
| isDryWeight | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/specimen-isDryWeight | 
| issue-source | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/operationoutcome-issue-source | 
| Item | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/servicerequest-geneticsItem | 
| itemControl | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl | 
| json-type | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/structuredefinition-json-type | 
| keyWord | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/codesystem-keyWord | 
| keyWord | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/valueset-keyWord | 
| label | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/codesystem-label | 
| label | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/valueset-label | 
| lastReviewDate | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/resource-lastReviewDate | 
| library | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/cqf-library | 
| Library | Library | resource | http://hl7.org/fhir/StructureDefinition/Library | 
| Linkage | Linkage | resource | http://hl7.org/fhir/StructureDefinition/Linkage | 
| List | List | resource | http://hl7.org/fhir/StructureDefinition/List | 
| local | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/contactpoint-local | 
| location | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/consent-location | 
| location | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/event-location | 
| location | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/openEHR-location | 
| Location | Location | resource | http://hl7.org/fhir/StructureDefinition/Location | 
| location-distance | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/location-distance | 
| locationPerformed | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/diagnosticReport-locationPerformed | 
| management | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/openEHR-management | 
| map | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/codesystem-map | 
| map | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/valueset-map | 
| markdown | markdown | primitive-type | http://hl7.org/fhir/StructureDefinition/markdown | 
| markdown | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/rendering-markdown | 
| MarketingStatus | MarketingStatus | complex-type | http://hl7.org/fhir/StructureDefinition/MarketingStatus | 
| match-grade | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/match-grade | 
| maxDecimalPlaces | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/maxDecimalPlaces | 
| maxOccurs | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/questionnaire-maxOccurs | 
| maxSize | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/maxSize | 
| maxValue | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/maxValue | 
| maxValueSet | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/elementdefinition-maxValueSet | 
| Measure | Measure | resource | http://hl7.org/fhir/StructureDefinition/Measure | 
| measureInfo | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/cqf-measureInfo | 
| MeasureReport | MeasureReport | resource | http://hl7.org/fhir/StructureDefinition/MeasureReport | 
| media | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/communication-media | 
| Media | Media | resource | http://hl7.org/fhir/StructureDefinition/Media | 
| Medication | Medication | resource | http://hl7.org/fhir/StructureDefinition/Medication | 
| MedicationAdministration | MedicationAdministration | resource | http://hl7.org/fhir/StructureDefinition/MedicationAdministration | 
| MedicationDispense | MedicationDispense | resource | http://hl7.org/fhir/StructureDefinition/MedicationDispense | 
| MedicationKnowledge | MedicationKnowledge | resource | http://hl7.org/fhir/StructureDefinition/MedicationKnowledge | 
| MedicationRequest | MedicationRequest | resource | http://hl7.org/fhir/StructureDefinition/MedicationRequest | 
| MedicationStatement | MedicationStatement | resource | http://hl7.org/fhir/StructureDefinition/MedicationStatement | 
| MedicinalProduct | MedicinalProduct | resource | http://hl7.org/fhir/StructureDefinition/MedicinalProduct | 
| MedicinalProductAuthorization | MedicinalProductAuthorization | resource | http://hl7.org/fhir/StructureDefinition/MedicinalProductAuthorization | 
| MedicinalProductContraindication | MedicinalProductContraindication | resource | http://hl7.org/fhir/StructureDefinition/MedicinalProductContraindication | 
| MedicinalProductIndication | MedicinalProductIndication | resource | http://hl7.org/fhir/StructureDefinition/MedicinalProductIndication | 
| MedicinalProductIngredient | MedicinalProductIngredient | resource | http://hl7.org/fhir/StructureDefinition/MedicinalProductIngredient | 
| MedicinalProductInteraction | MedicinalProductInteraction | resource | http://hl7.org/fhir/StructureDefinition/MedicinalProductInteraction | 
| MedicinalProductManufactured | MedicinalProductManufactured | resource | http://hl7.org/fhir/StructureDefinition/MedicinalProductManufactured | 
| MedicinalProductPackaged | MedicinalProductPackaged | resource | http://hl7.org/fhir/StructureDefinition/MedicinalProductPackaged | 
| MedicinalProductPharmaceutical | MedicinalProductPharmaceutical | resource | http://hl7.org/fhir/StructureDefinition/MedicinalProductPharmaceutical | 
| MedicinalProductUndesirableEffect | MedicinalProductUndesirableEffect | resource | http://hl7.org/fhir/StructureDefinition/MedicinalProductUndesirableEffect | 
| MessageDefinition | MessageDefinition | resource | http://hl7.org/fhir/StructureDefinition/MessageDefinition | 
| MessageHeader | MessageHeader | resource | http://hl7.org/fhir/StructureDefinition/MessageHeader | 
| messageheader-response-request | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/messageheader-response-request | 
| Meta | Meta | complex-type | http://hl7.org/fhir/StructureDefinition/Meta | 
| MetadataResource | MetadataResource | logical | http://hl7.org/fhir/StructureDefinition/MetadataResource | 
| method | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/hla-genotyping-results-method | 
| method | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/procedure-method | 
| mimeType | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/mimeType | 
| minLength | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/minLength | 
| minOccurs | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/questionnaire-minOccurs | 
| minValue | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/minValue | 
| minValueSet | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/elementdefinition-minValueSet | 
| modeOfArrival | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/encounter-modeOfArrival | 
| MolecularSequence | MolecularSequence | resource | http://hl7.org/fhir/StructureDefinition/MolecularSequence | 
| Money | Money | complex-type | http://hl7.org/fhir/StructureDefinition/Money | 
| MoneyQuantity | Quantity | complex-type | http://hl7.org/fhir/StructureDefinition/MoneyQuantity | 
| mothers-family | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/humanname-mothers-family | 
| mothersMaidenName | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/patient-mothersMaidenName | 
| MPPS | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/auditevent-MPPS | 
| namespace | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/elementdefinition-namespace | 
| NamingSystem | NamingSystem | resource | http://hl7.org/fhir/StructureDefinition/NamingSystem | 
| Narrative | Narrative | complex-type | http://hl7.org/fhir/StructureDefinition/Narrative | 
| Narrative Link | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/narrativeLink | 
| normative-version | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/structuredefinition-normative-version | 
| NotificationEndpoint | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/consent-NotificationEndpoint | 
| nullFlavor | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/iso21090-nullFlavor | 
| NumberOfInstances | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/auditevent-NumberOfInstances | 
| NutritionOrder | NutritionOrder | resource | http://hl7.org/fhir/StructureDefinition/NutritionOrder | 
| oauth-uris | Extension | complex-type | http://fhir-registry.smarthealthit.org/StructureDefinition/oauth-uris | 
| objectClass | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/11179-objectClass | 
| objectClassProperty | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/11179-objectClassProperty | 
| observation | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/family-member-history-genetics-observation | 
| Observation | Observation | resource | http://hl7.org/fhir/StructureDefinition/Observation | 
| observation-bmi | Observation | resource | http://hl7.org/fhir/StructureDefinition/bmi | 
| observation-bodyheight | Observation | resource | http://hl7.org/fhir/StructureDefinition/bodyheight | 
| observation-bodytemp | Observation | resource | http://hl7.org/fhir/StructureDefinition/bodytemp | 
| observation-bodyweight | Observation | resource | http://hl7.org/fhir/StructureDefinition/bodyweight | 
| observation-bp | Observation | resource | http://hl7.org/fhir/StructureDefinition/bp | 
| Observation-genetics | Observation | resource | http://hl7.org/fhir/StructureDefinition/observation-genetics | 
| observation-headcircum | Observation | resource | http://hl7.org/fhir/StructureDefinition/headcircum | 
| observation-heartrate | Observation | resource | http://hl7.org/fhir/StructureDefinition/heartrate | 
| observation-oxygensat | Observation | resource | http://hl7.org/fhir/StructureDefinition/oxygensat | 
| observation-resprate | Observation | resource | http://hl7.org/fhir/StructureDefinition/resprate | 
| observation-vitalsigns | Observation | resource | http://hl7.org/fhir/StructureDefinition/vitalsigns | 
| observation-vitalspanel | Observation | resource | http://hl7.org/fhir/StructureDefinition/vitalspanel | 
| ObservationDefinition | ObservationDefinition | resource | http://hl7.org/fhir/StructureDefinition/ObservationDefinition | 
| occurredFollowing | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/condition-occurredFollowing | 
| oid | oid | primitive-type | http://hl7.org/fhir/StructureDefinition/oid | 
| OperationDefinition | OperationDefinition | resource | http://hl7.org/fhir/StructureDefinition/OperationDefinition | 
| OperationOutcome | OperationOutcome | resource | http://hl7.org/fhir/StructureDefinition/OperationOutcome | 
| optionExclusive | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/questionnaire-optionExclusive | 
| optionPrefix | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/questionnaire-optionPrefix | 
| Ordinal Value | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/ordinalValue | 
| Organization | Organization | resource | http://hl7.org/fhir/StructureDefinition/Organization | 
| OrganizationAffiliation | OrganizationAffiliation | resource | http://hl7.org/fhir/StructureDefinition/OrganizationAffiliation | 
| Original Text | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/originalText | 
| otherConfidentiality | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/composition-clinicaldocument-otherConfidentiality | 
| otherName | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/codesystem-otherName | 
| otherName | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/valueset-otherName | 
| outcome | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/condition-outcome | 
| own-name | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/humanname-own-name | 
| own-prefix | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/humanname-own-prefix | 
| ParameterDefinition | ParameterDefinition | complex-type | http://hl7.org/fhir/StructureDefinition/ParameterDefinition | 
| Parameters | Parameters | resource | http://hl7.org/fhir/StructureDefinition/Parameters | 
| parameterSource | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/valueset-parameterSource | 
| parent | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/family-member-history-genetics-parent | 
| ParticipantObjectContainsStudy | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/auditevent-ParticipantObjectContainsStudy | 
| partner-name | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/humanname-partner-name | 
| partner-prefix | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/humanname-partner-prefix | 
| partOf | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/event-partOf | 
| Patient | Patient | resource | http://hl7.org/fhir/StructureDefinition/Patient | 
| patient-record | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/familymemberhistory-patient-record | 
| patientInstruction | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/devicerequest-patientInstruction | 
| PaymentNotice | PaymentNotice | resource | http://hl7.org/fhir/StructureDefinition/PaymentNotice | 
| PaymentReconciliation | PaymentReconciliation | resource | http://hl7.org/fhir/StructureDefinition/PaymentReconciliation | 
| performerFunction | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/event-performerFunction | 
| performerOrder | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/request-performerOrder | 
| period | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/organization-period | 
| Period | Period | complex-type | http://hl7.org/fhir/StructureDefinition/Period | 
| permitted-value-conceptmap | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/11179-permitted-value-conceptmap | 
| permitted-value-valueset | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/11179-permitted-value-valueset | 
| Person | Person | resource | http://hl7.org/fhir/StructureDefinition/Person | 
| pertainsToGoal | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/resource-pertainsToGoal | 
| PhaseSet | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/observation-geneticsPhaseSet | 
| PICO Element Profile | EvidenceVariable | resource | http://hl7.org/fhir/StructureDefinition/picoelement | 
| PlanDefinition | PlanDefinition | resource | http://hl7.org/fhir/StructureDefinition/PlanDefinition | 
| Population | Population | complex-type | http://hl7.org/fhir/StructureDefinition/Population | 
| positiveInt | positiveInt | primitive-type | http://hl7.org/fhir/StructureDefinition/positiveInt | 
| PQ-translation | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/iso21090-PQ-translation | 
| Practitioner | Practitioner | resource | http://hl7.org/fhir/StructureDefinition/Practitioner | 
| PractitionerRole | PractitionerRole | resource | http://hl7.org/fhir/StructureDefinition/PractitionerRole | 
| precision | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/quantity-precision | 
| precondition | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/observation-precondition | 
| precondition | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/servicerequest-precondition | 
| preferenceType | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/patient-preferenceType | 
| preferred | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/iso21090-preferred | 
| preferredContact | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/organization-preferredContact | 
| primaryInd | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/organizationaffiliation-primaryInd | 
| primaryInd | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/practitionerrole-primaryInd | 
| priority | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/flag-priority | 
| Procedure | Procedure | resource | http://hl7.org/fhir/StructureDefinition/Procedure | 
| processingTime | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/specimen-processingTime | 
| ProdCharacteristic | ProdCharacteristic | complex-type | http://hl7.org/fhir/StructureDefinition/ProdCharacteristic | 
| ProductShelfLife | ProductShelfLife | complex-type | http://hl7.org/fhir/StructureDefinition/ProductShelfLife | 
| proficiency | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/patient-proficiency | 
| profile | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/operationdefinition-profile | 
| Profile for Catalog | Composition | resource | http://hl7.org/fhir/StructureDefinition/catalog | 
| Profile for HLA Genotyping Results | DiagnosticReport | resource | http://hl7.org/fhir/StructureDefinition/hlaresult | 
| profile-element | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/elementdefinition-profile-element | 
| progressStatus | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/procedure-progressStatus | 
| prohibited | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/capabilitystatement-prohibited | 
| Provenance | Provenance | resource | http://hl7.org/fhir/StructureDefinition/Provenance | 
| Provenance Relevant History | Provenance | resource | http://hl7.org/fhir/StructureDefinition/provenance-relevant-history | 
| qualityOfEvidence | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/cqf-qualityOfEvidence | 
| Quantity | Quantity | complex-type | http://hl7.org/fhir/StructureDefinition/Quantity | 
| question | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/elementdefinition-question | 
| Questionnaire | Questionnaire | resource | http://hl7.org/fhir/StructureDefinition/Questionnaire | 
| questionnaireRequest | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/servicerequest-questionnaireRequest | 
| QuestionnaireResponse | QuestionnaireResponse | resource | http://hl7.org/fhir/StructureDefinition/QuestionnaireResponse | 
| Range | Range | complex-type | http://hl7.org/fhir/StructureDefinition/Range | 
| Ratio | Ratio | complex-type | http://hl7.org/fhir/StructureDefinition/Ratio | 
| rdf-type | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/structuredefinition-rdf-type | 
| reagent | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/observation-reagent | 
| reason | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/questionnaireresponse-reason | 
| reasonCancelled | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/encounter-reasonCancelled | 
| reasonCode | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/workflow-reasonCode | 
| reasonReference | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/workflow-reasonReference | 
| reasonRefuted | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/allergyintolerance-reasonRefuted | 
| reasonRejected | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/goal-reasonRejected | 
| receivingOrganization | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/cqf-receivingOrganization | 
| receivingPerson | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/cqf-receivingPerson | 
| recipientLanguage | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/cqf-recipientLanguage | 
| recipientType | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/cqf-recipientType | 
| reference | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/valueset-reference | 
| Reference | Reference | complex-type | http://hl7.org/fhir/StructureDefinition/Reference | 
| referenceFilter | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/questionnaire-referenceFilter | 
| referenceProfile | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/questionnaire-referenceProfile | 
| referenceResource | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/questionnaire-referenceResource | 
| References | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/DiagnosticReport-geneticsReferences | 
| regex | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/regex | 
| related | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/condition-related | 
| relatedArtifact | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/workflow-relatedArtifact | 
| RelatedArtifact | RelatedArtifact | complex-type | http://hl7.org/fhir/StructureDefinition/RelatedArtifact | 
| relatedPerson | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/patient-relatedPerson | 
| RelatedPerson | RelatedPerson | resource | http://hl7.org/fhir/StructureDefinition/RelatedPerson | 
| relationship | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/goal-relationship | 
| Relative Date Criteria | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/relative-date | 
| relativeDateTime | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/cqf-relativeDateTime | 
| relevantHistory | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/request-relevantHistory | 
| religion | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/patient-religion | 
| Rendered Value | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/rendered-value | 
| replacedby | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/codesystem-replacedby | 
| replaces | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/diagnosticReport-replaces | 
| replaces | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/observation-replaces | 
| replaces | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/replaces | 
| replaces | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/request-replaces | 
| replaces | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/task-replaces | 
| Request | Request | logical | http://hl7.org/fhir/StructureDefinition/Request | 
| RequestGroup | RequestGroup | resource | http://hl7.org/fhir/StructureDefinition/RequestGroup | 
| ResearchDefinition | ResearchDefinition | resource | http://hl7.org/fhir/StructureDefinition/ResearchDefinition | 
| ResearchElementDefinition | ResearchElementDefinition | resource | http://hl7.org/fhir/StructureDefinition/ResearchElementDefinition | 
| researchStudy | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/workflow-researchStudy | 
| ResearchStudy | ResearchStudy | resource | http://hl7.org/fhir/StructureDefinition/ResearchStudy | 
| ResearchSubject | ResearchSubject | resource | http://hl7.org/fhir/StructureDefinition/ResearchSubject | 
| resolutionAge | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/allergyintolerance-resolutionAge | 
| Resource | Resource | resource | http://hl7.org/fhir/StructureDefinition/Resource | 
| reviewer | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/questionnaireresponse-reviewer | 
| risk | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/diagnosticReport-risk | 
| RiskAssessment | RiskAssessment | resource | http://hl7.org/fhir/StructureDefinition/RiskAssessment | 
| RiskEvidenceSynthesis | RiskEvidenceSynthesis | resource | http://hl7.org/fhir/StructureDefinition/RiskEvidenceSynthesis | 
| ruledOut | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/condition-ruledOut | 
| rules-text | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/valueset-rules-text | 
| SampledData | SampledData | complex-type | http://hl7.org/fhir/StructureDefinition/SampledData | 
| SC-coding | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/iso21090-SC-coding | 
| schedule | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/procedure-schedule | 
| Schedule | Schedule | resource | http://hl7.org/fhir/StructureDefinition/Schedule | 
| sctdescid | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/coding-sctdescid | 
| search-parameter-combination | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/capabilitystatement-search-parameter-combination | 
| SearchParameter | SearchParameter | resource | http://hl7.org/fhir/StructureDefinition/SearchParameter | 
| secondaryFinding | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/observation-secondaryFinding | 
| section-subject | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/composition-section-subject | 
| security-category | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/structuredefinition-security-category | 
| selector | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/elementdefinition-selector | 
| sequelTo | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/observation-sequelTo | 
| sequenceNumber | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/specimen-sequenceNumber | 
| ServiceRequest | ServiceRequest | resource | http://hl7.org/fhir/StructureDefinition/ServiceRequest | 
| ServiceRequest-Genetics | ServiceRequest | resource | http://hl7.org/fhir/StructureDefinition/servicerequest-genetics | 
| severity | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/familymemberhistory-severity | 
| Shareable ActivityDefinition | ActivityDefinition | resource | http://hl7.org/fhir/StructureDefinition/shareableactivitydefinition | 
| Shareable CodeSystem | CodeSystem | resource | http://hl7.org/fhir/StructureDefinition/shareablecodesystem | 
| Shareable Library | Library | resource | http://hl7.org/fhir/StructureDefinition/shareablelibrary | 
| Shareable Measure | Measure | resource | http://hl7.org/fhir/StructureDefinition/shareablemeasure | 
| Shareable PlanDefinition | PlanDefinition | resource | http://hl7.org/fhir/StructureDefinition/shareableplandefinition | 
| Shareable ValueSet | ValueSet | resource | http://hl7.org/fhir/StructureDefinition/shareablevalueset | 
| sibling | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/family-member-history-genetics-sibling | 
| signature | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/questionnaireresponse-signature | 
| Signature | Signature | complex-type | http://hl7.org/fhir/StructureDefinition/Signature | 
| signatureRequired | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/questionnaire-signatureRequired | 
| SimpleQuantity | Quantity | complex-type | http://hl7.org/fhir/StructureDefinition/SimpleQuantity | 
| sliderStepValue | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/questionnaire-sliderStepValue | 
| Slot | Slot | resource | http://hl7.org/fhir/StructureDefinition/Slot | 
| SOPClass | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/auditevent-SOPClass | 
| sourceReference | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/codesystem-sourceReference | 
| sourceReference | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/valueset-sourceReference | 
| special-status | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/valueset-special-status | 
| specialHandling | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/specimen-specialHandling | 
| Specimen | Specimen | resource | http://hl7.org/fhir/StructureDefinition/Specimen | 
| specimenCode | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/observation-specimenCode | 
| SpecimenDefinition | SpecimenDefinition | resource | http://hl7.org/fhir/StructureDefinition/SpecimenDefinition | 
| standards-status | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/structuredefinition-standards-status | 
| statusReason | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/event-statusReason | 
| statusReason | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/request-statusReason | 
| steward | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/valueset-steward | 
| strengthOfRecommendation | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/cqf-strengthOfRecommendation | 
| string | string | primitive-type | http://hl7.org/fhir/StructureDefinition/string | 
| StructureDefinition | StructureDefinition | resource | http://hl7.org/fhir/StructureDefinition/StructureDefinition | 
| StructureMap | StructureMap | resource | http://hl7.org/fhir/StructureDefinition/StructureMap | 
| style | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/rendering-style | 
| styleSensitive | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/rendering-styleSensitive | 
| Subscription | Subscription | resource | http://hl7.org/fhir/StructureDefinition/Subscription | 
| Substance | Substance | resource | http://hl7.org/fhir/StructureDefinition/Substance | 
| SubstanceAmount | SubstanceAmount | complex-type | http://hl7.org/fhir/StructureDefinition/SubstanceAmount | 
| substanceExposureRisk | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/allergyintolerance-substanceExposureRisk | 
| SubstanceNucleicAcid | SubstanceNucleicAcid | resource | http://hl7.org/fhir/StructureDefinition/SubstanceNucleicAcid | 
| SubstancePolymer | SubstancePolymer | resource | http://hl7.org/fhir/StructureDefinition/SubstancePolymer | 
| SubstanceProtein | SubstanceProtein | resource | http://hl7.org/fhir/StructureDefinition/SubstanceProtein | 
| SubstanceReferenceInformation | SubstanceReferenceInformation | resource | http://hl7.org/fhir/StructureDefinition/SubstanceReferenceInformation | 
| SubstanceSourceMaterial | SubstanceSourceMaterial | resource | http://hl7.org/fhir/StructureDefinition/SubstanceSourceMaterial | 
| SubstanceSpecification | SubstanceSpecification | resource | http://hl7.org/fhir/StructureDefinition/SubstanceSpecification | 
| summary | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/structuredefinition-summary | 
| summaryOf | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/diagnosticReport-summaryOf | 
| supplement | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/valueset-supplement | 
| SupplyDelivery | SupplyDelivery | resource | http://hl7.org/fhir/StructureDefinition/SupplyDelivery | 
| SupplyRequest | SupplyRequest | resource | http://hl7.org/fhir/StructureDefinition/SupplyRequest | 
| supported-system | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/capabilitystatement-supported-system | 
| supportingInfo | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/workflow-supportingInfo | 
| supportLink | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/questionnaire-supportLink | 
| system | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/valueset-system | 
| systemName | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/valueset-systemName | 
| systemRef | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/valueset-systemRef | 
| systemUserLanguage | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/cqf-systemUserLanguage | 
| systemUserTaskContext | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/cqf-systemUserTaskContext | 
| systemUserType | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/cqf-systemUserType | 
| table-name | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/structuredefinition-table-name | 
| targetBodyStructure | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/procedure-targetBodyStructure | 
| Task | Task | resource | http://hl7.org/fhir/StructureDefinition/Task | 
| TEL-address | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/iso21090-TEL-address | 
| template-status | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/structuredefinition-template-status | 
| TerminologyCapabilities | TerminologyCapabilities | resource | http://hl7.org/fhir/StructureDefinition/TerminologyCapabilities | 
| test | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/openEHR-test | 
| TestReport | TestReport | resource | http://hl7.org/fhir/StructureDefinition/TestReport | 
| TestScript | TestScript | resource | http://hl7.org/fhir/StructureDefinition/TestScript | 
| time | time | primitive-type | http://hl7.org/fhir/StructureDefinition/time | 
| timeOffset | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/observation-timeOffset | 
| Timezone Code | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/tz-code | 
| Timezone Offset | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/tz-offset | 
| Timing | Timing | complex-type | http://hl7.org/fhir/StructureDefinition/Timing | 
| toocostly | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/valueset-toocostly | 
| Transcriber | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/consent-Transcriber | 
| translatable | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/elementdefinition-translatable | 
| Translation | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/translation | 
| TriggerDefinition | TriggerDefinition | complex-type | http://hl7.org/fhir/StructureDefinition/TriggerDefinition | 
| trusted-expansion | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/codesystem-trusted-expansion | 
| trusted-expansion | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/valueset-trusted-expansion | 
| type | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/familymemberhistory-type | 
| uncertainty | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/iso21090-uncertainty | 
| uncertaintyType | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/iso21090-uncertaintyType | 
| unclosed | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/valueset-unclosed | 
| unit | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/questionnaire-unit | 
| unitOption | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/questionnaire-unitOption | 
| unitValueSet | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/questionnaire-unitValueSet | 
| unsignedInt | unsignedInt | primitive-type | http://hl7.org/fhir/StructureDefinition/unsignedInt | 
| uri | uri | primitive-type | http://hl7.org/fhir/StructureDefinition/uri | 
| url | url | primitive-type | http://hl7.org/fhir/StructureDefinition/url | 
| usage | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/codesystem-usage | 
| usage | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/valueset-usage | 
| UsageContext | UsageContext | complex-type | http://hl7.org/fhir/StructureDefinition/UsageContext | 
| usageMode | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/questionnaire-usageMode | 
| uuid | uuid | primitive-type | http://hl7.org/fhir/StructureDefinition/uuid | 
| validDate | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/identifier-validDate | 
| ValidityPeriod | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/cqm-ValidityPeriod | 
| ValueSet | ValueSet | resource | http://hl7.org/fhir/StructureDefinition/ValueSet | 
| Variable | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/variable | 
| Variant | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/observation-geneticsVariant | 
| VerificationResult | VerificationResult | resource | http://hl7.org/fhir/StructureDefinition/VerificationResult | 
| versionNumber | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/composition-clinicaldocument-versionNumber | 
| VisionPrescription | VisionPrescription | resource | http://hl7.org/fhir/StructureDefinition/VisionPrescription | 
| warning | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/codesystem-warning | 
| warning | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/valueset-warning | 
| websocket | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/capabilitystatement-websocket | 
| wg | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/structuredefinition-wg | 
| Witness | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/consent-Witness | 
| workflowStatus | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/codesystem-workflowStatus | 
| workflowStatus | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/valueset-workflowStatus | 
| xhtml | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/rendering-xhtml | 
| xhtml | xhtml | primitive-type | http://hl7.org/fhir/StructureDefinition/xhtml | 
| xml-no-order | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/structuredefinition-xml-no-order | 
| xml-type | Extension | complex-type | http://hl7.org/fhir/StructureDefinition/structuredefinition-xml-type |