<status value="draft" /> <description value="The EL Wavefront Auto Refraction Profile inherits from Observation resource. The profile contains all the elements in the Auto Refraction section in the VisionX EHR application. A single instance captures refraction and pupillary distances for OD or OS." /> <fhirVersion value="4.0.1" /> <kind value="resource" /> <abstract value="false" /> <type value="Observation" /> <baseDefinition value="http://hl7.org/fhir/StructureDefinition/Observation" /> <derivation value="constraint" /> <differential> <element id="Observation"> <path value="Observation" /> <constraint> <key value="ou-cannotcontain-refraction" /> <severity value="error" /> <human value="OU can only contain VA, PD and notes." /> <expression value="bodySite.coding.where( code = 'ou' ).exists() implies component.code.coding.where( code != 'eyeCondition' and code != 'diopterIncrement' and code != 'wearschedule' and code != '98908-7' and code != 'ophthalmoscopyMethod' and code.matches('VA.*').not() and code.matches('pupillaryDistance.*').not() ).exists().not()" /> <source value="http://fhir.essilorluxottica.com/fhir/StructureDefinition/el-observation-wavefrontautoerefraction" /> </constraint> </element> <element id="Observation.meta.extension"> <path value="Observation.meta.extension" /> <min value="1" /> </element> <element id="Observation.meta.extension:organization"> <path value="Observation.meta.extension" /> <sliceName value="organization" /> <min value="1" /> <max value="1" /> <type> <code value="Extension" /> <profile value="http://fhir.essilorluxottica.com/fhir/StructureDefinition/el-meta-organization-extension" /> </type> </element> <element id="Observation.meta.tag"> <path value="Observation.meta.tag" /> <binding> <strength value="required" /> <valueSet value="http://fhir.essilorluxottica.com/fhir/ValueSet/el-metatag-vs" /> </binding> </element> <element id="Observation.identifier"> <path value="Observation.identifier" /> <slicing> <discriminator> <type value="value" /> <path value="system" /> </discriminator> <rules value="open" /> </slicing> </element> <element id="Observation.identifier:refractionID"> <path value="Observation.identifier" /> <sliceName value="refractionID" /> <min value="0" /> <max value="1" /> <mustSupport value="true" /> </element> <element id="Observation.identifier:refractionID.system"> <path value="Observation.identifier.system" /> <min value="1" /> <patternUri value="http://fhir.essilorluxottica.com/fhir/CodeSystem/el-grouping-cs" /> </element> <element id="Observation.identifier:refractionID.value"> <path value="Observation.identifier.value" /> <min value="1" /> </element> <element id="Observation.identifier:externalSystemID"> <path value="Observation.identifier" /> <sliceName value="externalSystemID" /> <min value="0" /> <max value="1" /> <mustSupport value="true" /> </element> <element id="Observation.identifier:externalSystemID.system"> <path value="Observation.identifier.system" /> <min value="1" /> <patternUri value="http://fhir.essilorluxottica.com/fhir/CodeSystem/el-externalSystem-cs" /> </element> <element id="Observation.identifier:externalSystemID.value"> <path value="Observation.identifier.value" /> <min value="1" /> </element> <element id="Observation.status"> <path value="Observation.status" /> <patternCode value="final" /> </element> <element id="Observation.category"> <path value="Observation.category" /> <patternCodeableConcept> <coding> <system value="http://terminology.hl7.org/CodeSystem/observation-category" /> <code value="exam" /> </coding> </patternCodeableConcept> </element> <element id="Observation.code"> <path value="Observation.code" /> <patternCodeableConcept> <coding> <system value="http://fhir.essilorluxottica.com/fhir/CodeSystem/el-sectioncode-cs" /> <code value="autorefraction.wavefront" /> </coding> </patternCodeableConcept> </element> <element id="Observation.subject"> <path value="Observation.subject" /> <min value="1" /> <type> <code value="Reference" /> <targetProfile value="http://fhir.essilorluxottica.com/fhir/StructureDefinition/el-patient" /> </type> </element> <element id="Observation.encounter"> <path value="Observation.encounter" /> <min value="1" /> </element> <element id="Observation.note"> <path value="Observation.note" /> <max value="1" /> <mustSupport value="true" /> </element> <element id="Observation.bodySite"> <path value="Observation.bodySite" /> <binding> <strength value="required" /> <valueSet value="http://fhir.essilorluxottica.com/fhir/ValueSet/el-eyelocation-vs" /> </binding> </element> <element id="Observation.component"> <path value="Observation.component" /> <slicing> <discriminator> <type value="value" /> <path value="code" /> </discriminator> <description value="Slice based on the component.code value" /> <rules value="open" /> </slicing> </element> <element id="Observation.component:diopterIncrement"> <path value="Observation.component" /> <sliceName value="diopterIncrement" /> <min value="0" /> <max value="1" /> <mustSupport value="true" /> </element> <element id="Observation.component:diopterIncrement.code"> <path value="Observation.component.code" /> <patternCodeableConcept> <coding> <system value="http://fhir.essilorluxottica.com/fhir/CodeSystem/el-observation-componentcode-cs" /> <code value="diopterIncrement" /> <display value="[diop] Measure Increment" /> </coding> </patternCodeableConcept> </element> <element id="Observation.component:diopterIncrement.value[x]"> <path value="Observation.component.value[x]" /> <type> <code value="Quantity" /> </type> </element> <element id="Observation.component:diopterIncrement.value[x].unit"> <path value="Observation.component.value[x].unit" /> <patternString value="[diop]" /> </element> <element id="Observation.component:roomBrightnessLevel"> <path value="Observation.component" /> <sliceName value="roomBrightnessLevel" /> <min value="0" /> <max value="1" /> <mustSupport value="true" /> </element> <element id="Observation.component:roomBrightnessLevel.code"> <path value="Observation.component.code" /> <patternCodeableConcept> <coding> <system value="http://loinc.org" /> <code value="98908-7" /> <display value="Type of Room brightness level during testing" /> </coding> </patternCodeableConcept> </element> <element id="Observation.component:roomBrightnessLevel.value[x]"> <path value="Observation.component.value[x]" /> <type> <code value="CodeableConcept" /> </type> <binding> <strength value="required" /> <valueSet value="http://fhir.essilorluxottica.com/fhir/ValueSet/el-observation-brightnessLevelLoincCode-vs" /> </binding> </element> <element id="Observation.component:powerOfSphere"> <path value="Observation.component" /> <sliceName value="powerOfSphere" /> <min value="0" /> <max value="1" /> <mustSupport value="true" /> </element> <element id="Observation.component:powerOfSphere.code"> <path value="Observation.component.code" /> <patternCodeableConcept> <coding> <system value="http://fhir.essilorluxottica.com/fhir/CodeSystem/el-observation-componentcode-cs" /> <code value="powerOfSphere" /> <display value="Power of sphere" /> </coding> </patternCodeableConcept> </element> <element id="Observation.component:powerOfSphere.value[x]"> <path value="Observation.component.value[x]" /> <type> <code value="Quantity" /> </type> </element> <element id="Observation.component:powerOfSphere.value[x].unit"> <path value="Observation.component.value[x].unit" /> <patternString value="[diop]" /> </element> <element id="Observation.component:powerOfCylinder"> <path value="Observation.component" /> <sliceName value="powerOfCylinder" /> <min value="0" /> <max value="1" /> <mustSupport value="true" /> </element> <element id="Observation.component:powerOfCylinder.code"> <path value="Observation.component.code" /> <patternCodeableConcept> <coding> <system value="http://fhir.essilorluxottica.com/fhir/CodeSystem/el-observation-componentcode-cs" /> <code value="powerOfCylinder" /> <display value="Power of cylinder" /> </coding> </patternCodeableConcept> </element> <element id="Observation.component:powerOfCylinder.value[x]"> <path value="Observation.component.value[x]" /> <type> <code value="Quantity" /> </type> </element> <element id="Observation.component:powerOfCylinder.value[x].unit"> <path value="Observation.component.value[x].unit" /> <patternString value="[diop]" /> </element> <element id="Observation.component:axisOfCylinder"> <path value="Observation.component" /> <sliceName value="axisOfCylinder" /> <min value="0" /> <max value="1" /> <mustSupport value="true" /> </element> <element id="Observation.component:axisOfCylinder.code"> <path value="Observation.component.code" /> <patternCodeableConcept> <coding> <system value="http://fhir.essilorluxottica.com/fhir/CodeSystem/el-observation-componentcode-cs" /> <code value="axisOfCylinder" /> <display value="Axis of cylinder" /> </coding> </patternCodeableConcept> </element> <element id="Observation.component:axisOfCylinder.value[x]"> <path value="Observation.component.value[x]" /> <type> <code value="Quantity" /> </type> </element> <element id="Observation.component:axisOfCylinder.value[x].unit"> <path value="Observation.component.value[x].unit" /> <patternString value="[diop]" /> </element> <element id="Observation.component:pupillaryDistanceDistance"> <path value="Observation.component" /> <sliceName value="pupillaryDistanceDistance" /> <min value="0" /> <max value="1" /> <mustSupport value="true" /> </element> <element id="Observation.component:pupillaryDistanceDistance.code"> <path value="Observation.component.code" /> <patternCodeableConcept> <coding> <system value="http://fhir.essilorluxottica.com/fhir/CodeSystem/el-observation-componentcode-cs" /> <code value="pupillaryDistanceDistance" /> <display value="Pupillary Distance distance" /> </coding> </patternCodeableConcept> </element> <element id="Observation.component:pupillaryDistanceDistance.value[x]"> <path value="Observation.component.value[x]" /> <type> <code value="Quantity" /> </type> </element> <element id="Observation.component:pupillaryDistanceDistance.value[x].unit"> <path value="Observation.component.value[x].unit" /> <patternString value="mm" /> </element> <element id="Observation.component:pupillaryDistanceNear"> <path value="Observation.component" /> <sliceName value="pupillaryDistanceNear" /> <min value="0" /> <max value="1" /> <mustSupport value="true" /> </element> <element id="Observation.component:pupillaryDistanceNear.code"> <path value="Observation.component.code" /> <patternCodeableConcept> <coding> <system value="http://fhir.essilorluxottica.com/fhir/CodeSystem/el-observation-componentcode-cs" /> <code value="pupillaryDistanceNear" /> <display value="Pupillary distance Distance" /> </coding> </patternCodeableConcept> </element> <element id="Observation.component:pupillaryDistanceNear.value[x]"> <path value="Observation.component.value[x]" /> <type> <code value="Quantity" /> </type> </element> <element id="Observation.component:pupillaryDistanceNear.value[x].unit"> <path value="Observation.component.value[x].unit" /> <patternString value="mm" /> </element> </differential> </StructureDefinition>