Copy of 'GP Connect Data Model | FHIR STU3 Representation'

Extension: Extension-CareConnect-GPC-ConditionRelationship-1

Extension-CareConnect-GPC-ConditionRelationship-1 (Extension)	C		Extension	Element id Extension Short description Related condition Definition Related condition. Data type Extension Conditions The cardinality or value of this element may be affected by these constraints: ele-1 Constraints ele-1: All FHIR elements must have a @value or children `hasValue() or (children().count() > id.count())` ext-1: Must have either extensions or value[x], not both `extension.exists() != value.exists()` Mappings rim: n/a rim: N/A
id		0..1	string	There are no (further) constraints on this element Element id Extension.id Short description Unique id for inter-element referencing Definition Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces. Data type string Mappings rim: n/a
extension	C	2..*	Extension	There are no (further) constraints on this element Element id Extension.extension Short description Additional content defined by implementations Alternate names extensions, user content Definition May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension. Comments There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone. Data type Extension Slicing Unordered, Open, by url(Value) Extensions are always sliced by (at least) url Conditions The cardinality or value of this element may be affected by these constraints: ele-1 Constraints ele-1: All FHIR elements must have a @value or children `hasValue() or (children().count() > id.count())` ext-1: Must have either extensions or value[x], not both `extension.exists() != value.exists()` Mappings rim: n/a rim: N/A
type	C	1..1	Extension	There are no (further) constraints on this element Element id Extension.extension:type Short description Additional content defined by implementations Alternate names extensions, user content Definition May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension. Comments There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone. Data type Extension Conditions The cardinality or value of this element may be affected by these constraints: ele-1 Constraints ele-1: All FHIR elements must have a @value or children `hasValue() or (children().count() > id.count())` ext-1: Must have either extensions or value[x], not both `extension.exists() != value.exists()` Mappings rim: n/a rim: N/A
id		0..1	string	There are no (further) constraints on this element Element id Extension.extension:type.id Short description Unique id for inter-element referencing Definition Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces. Data type string Mappings rim: n/a
extension	C	0..0	Extension	There are no (further) constraints on this element Element id Extension.extension:type.extension Short description Additional content defined by implementations Alternate names extensions, user content Definition May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension. Comments There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone. Data type Extension Slicing Unordered, Open, by url(Value) Extensions are always sliced by (at least) url Conditions The cardinality or value of this element may be affected by these constraints: ele-1 Constraints ele-1: All FHIR elements must have a @value or children `hasValue() or (children().count() > id.count())` ext-1: Must have either extensions or value[x], not both `extension.exists() != value.exists()` Mappings rim: n/a rim: N/A
url		1..1	uriFixed Value	Element id Extension.extension:type.url Short description identifies the meaning of the extension Definition Source of the definition for the extension code - a logical name or a URL. Comments The definition may point directly to a computable or human-readable definition of the extensibility codes, or it may be a logical URI as declared in some other specification. The definition SHALL be a URI for the Structure Definition defining the extension. Data type uri Fixed value type Mappings rim: N/A
value[x]		0..1	Binding	Element id Extension.extension:type.value[x] Short description Condition relationship type Definition Condition relationship type. Binding A set of codes specifying the kind of relationship that exists with a target condition. (unbound) (required) Conditions The cardinality or value of this element may be affected by these constraints: ele-1 Constraints ele-1: All FHIR elements must have a @value or children `hasValue() or (children().count() > id.count())` Mappings rim: n/a rim: N/A
valueCode			code	Data type code
target	C	1..1	Extension	There are no (further) constraints on this element Element id Extension.extension:target Short description Additional content defined by implementations Alternate names extensions, user content Definition May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension. Comments There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone. Data type Extension Conditions The cardinality or value of this element may be affected by these constraints: ele-1 Constraints ele-1: All FHIR elements must have a @value or children `hasValue() or (children().count() > id.count())` ext-1: Must have either extensions or value[x], not both `extension.exists() != value.exists()` Mappings rim: n/a rim: N/A
id		0..1	string	There are no (further) constraints on this element Element id Extension.extension:target.id Short description Unique id for inter-element referencing Definition Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces. Data type string Mappings rim: n/a
extension	C	0..0	Extension	There are no (further) constraints on this element Element id Extension.extension:target.extension Short description Additional content defined by implementations Alternate names extensions, user content Definition May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension. Comments There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone. Data type Extension Slicing Unordered, Open, by url(Value) Extensions are always sliced by (at least) url Conditions The cardinality or value of this element may be affected by these constraints: ele-1 Constraints ele-1: All FHIR elements must have a @value or children `hasValue() or (children().count() > id.count())` ext-1: Must have either extensions or value[x], not both `extension.exists() != value.exists()` Mappings rim: n/a rim: N/A
url		1..1	uriFixed Value	Element id Extension.extension:target.url Short description identifies the meaning of the extension Definition Source of the definition for the extension code - a logical name or a URL. Comments The definition may point directly to a computable or human-readable definition of the extensibility codes, or it may be a logical URI as declared in some other specification. The definition SHALL be a URI for the Structure Definition defining the extension. Data type uri Fixed value target Mappings rim: N/A
value[x]		0..1		Element id Extension.extension:target.value[x] Short description Target condition Definition Target condition. Conditions The cardinality or value of this element may be affected by these constraints: ele-1 Constraints ele-1: All FHIR elements must have a @value or children `hasValue() or (children().count() > id.count())` Mappings rim: n/a rim: N/A
valueReference			Reference(CareConnect-GPC-Condition-1)	Data type Reference(CareConnect-GPC-Condition-1)
url		1..1	uriFixed Value	Element id Extension.url Short description identifies the meaning of the extension Definition Source of the definition for the extension code - a logical name or a URL. Comments The definition may point directly to a computable or human-readable definition of the extensibility codes, or it may be a logical URI as declared in some other specification. The definition SHALL be a URI for the Structure Definition defining the extension. Data type uri Fixed value https://fhir.nhs.uk/STU3/StructureDefinition/Extension-CareConnect-GPC-ConditionRelationship-1 Mappings rim: N/A
value[x]		0..0		There are no (further) constraints on this element Element id Extension.value[x] Short description Value of extension Definition Value of extension - must be one of a constrained set of the data types (see Extensibility for a list). Conditions The cardinality or value of this element may be affected by these constraints: ele-1 Constraints ele-1: All FHIR elements must have a @value or children `hasValue() or (children().count() > id.count())` Mappings rim: n/a rim: N/A

Extension		C
Short	Related condition
Definition	Related condition.
Cardinality	0..*
Conditions	The cardinality or value of this element may be affected by these constraints: ele-1
Constraints	ele-1: All FHIR elements must have a @value or children `hasValue() or (children().count() > id.count())` ext-1: Must have either extensions or value[x], not both `extension.exists() != value.exists()`
Mappings	rim: n/a rim: N/A
Extension.id
Short	Unique id for inter-element referencing
Definition	Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.
Cardinality	0..1
Type	string
Mappings	rim: n/a
Extension.extension		C
Short	Additional content defined by implementations
Definition	May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.
Cardinality	2..*
Type	Extension
Alias	extensions, user content
Comments	There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.
Slicing	Unordered, Open, by url(Value) Extensions are always sliced by (at least) url
Conditions	The cardinality or value of this element may be affected by these constraints: ele-1
Constraints	ele-1: All FHIR elements must have a @value or children `hasValue() or (children().count() > id.count())` ext-1: Must have either extensions or value[x], not both `extension.exists() != value.exists()`
Mappings	rim: n/a rim: N/A
Extension.extension:type		C
Short	Additional content defined by implementations
Definition	May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.
Cardinality	1..1
Type	Extension
Alias	extensions, user content
Comments	There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.
Conditions	The cardinality or value of this element may be affected by these constraints: ele-1
Constraints	ele-1: All FHIR elements must have a @value or children `hasValue() or (children().count() > id.count())` ext-1: Must have either extensions or value[x], not both `extension.exists() != value.exists()`
Mappings	rim: n/a rim: N/A
Extension.extension:type.id
Short	Unique id for inter-element referencing
Definition	Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.
Cardinality	0..1
Type	string
Mappings	rim: n/a
Extension.extension:type.extension		C
Short	Additional content defined by implementations
Definition	May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.
Cardinality	0..0
Type	Extension
Alias	extensions, user content
Comments	There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.
Slicing	Unordered, Open, by url(Value) Extensions are always sliced by (at least) url
Conditions	The cardinality or value of this element may be affected by these constraints: ele-1
Constraints	ele-1: All FHIR elements must have a @value or children `hasValue() or (children().count() > id.count())` ext-1: Must have either extensions or value[x], not both `extension.exists() != value.exists()`
Mappings	rim: n/a rim: N/A
Extension.extension:type.url
Short	identifies the meaning of the extension
Definition	Source of the definition for the extension code - a logical name or a URL.
Cardinality	1..1
Type	uri
Comments	The definition may point directly to a computable or human-readable definition of the extensibility codes, or it may be a logical URI as declared in some other specification. The definition SHALL be a URI for the Structure Definition defining the extension.
Fixed Value	type
Mappings	rim: N/A
Extension.extension:type.value[x]
Short	Condition relationship type
Definition	Condition relationship type.
Cardinality	0..1
Type	code
Binding	A set of codes specifying the kind of relationship that exists with a target condition. (unbound) (required)
Conditions	The cardinality or value of this element may be affected by these constraints: ele-1
Constraints	ele-1: All FHIR elements must have a @value or children `hasValue() or (children().count() > id.count())`
Mappings	rim: n/a rim: N/A
Extension.extension:target		C
Short	Additional content defined by implementations
Definition	May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.
Cardinality	1..1
Type	Extension
Alias	extensions, user content
Comments	There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.
Conditions	The cardinality or value of this element may be affected by these constraints: ele-1
Constraints	ele-1: All FHIR elements must have a @value or children `hasValue() or (children().count() > id.count())` ext-1: Must have either extensions or value[x], not both `extension.exists() != value.exists()`
Mappings	rim: n/a rim: N/A
Extension.extension:target.id
Short	Unique id for inter-element referencing
Definition	Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.
Cardinality	0..1
Type	string
Mappings	rim: n/a
Extension.extension:target.extension		C
Short	Additional content defined by implementations
Definition	May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.
Cardinality	0..0
Type	Extension
Alias	extensions, user content
Comments	There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.
Slicing	Unordered, Open, by url(Value) Extensions are always sliced by (at least) url
Conditions	The cardinality or value of this element may be affected by these constraints: ele-1
Constraints	ele-1: All FHIR elements must have a @value or children `hasValue() or (children().count() > id.count())` ext-1: Must have either extensions or value[x], not both `extension.exists() != value.exists()`
Mappings	rim: n/a rim: N/A
Extension.extension:target.url
Short	identifies the meaning of the extension
Definition	Source of the definition for the extension code - a logical name or a URL.
Cardinality	1..1
Type	uri
Comments	The definition may point directly to a computable or human-readable definition of the extensibility codes, or it may be a logical URI as declared in some other specification. The definition SHALL be a URI for the Structure Definition defining the extension.
Fixed Value	target
Mappings	rim: N/A
Extension.extension:target.value[x]
Short	Target condition
Definition	Target condition.
Cardinality	0..1
Type	Reference(CareConnect-GPC-Condition-1)
Conditions	The cardinality or value of this element may be affected by these constraints: ele-1
Constraints	ele-1: All FHIR elements must have a @value or children `hasValue() or (children().count() > id.count())`
Mappings	rim: n/a rim: N/A
Extension.url
Short	identifies the meaning of the extension
Definition	Source of the definition for the extension code - a logical name or a URL.
Cardinality	1..1
Type	uri
Comments	The definition may point directly to a computable or human-readable definition of the extensibility codes, or it may be a logical URI as declared in some other specification. The definition SHALL be a URI for the Structure Definition defining the extension.
Fixed Value	https://fhir.nhs.uk/STU3/StructureDefinition/Extension-CareConnect-GPC-ConditionRelationship-1
Mappings	rim: N/A
Extension.value[x]
Short	Value of extension
Definition	Value of extension - must be one of a constrained set of the data types (see Extensibility for a list).
Cardinality	0..0
Type	Address \| Age \| Annotation \| Attachment \| base64Binary \| boolean \| canonical \| code \| CodeableConcept \| Coding \| ContactDetail \| ContactPoint \| Contributor \| Count \| DataRequirement \| date \| dateTime \| decimal \| Distance \| Dosage \| Duration \| Expression \| HumanName \| id \| Identifier \| instant \| integer \| markdown \| Meta \| Money \| oid \| ParameterDefinition \| Period \| positiveInt \| Quantity \| Range \| Ratio \| Reference \| RelatedArtifact \| SampledData \| Signature \| string \| time \| Timing \| TriggerDefinition \| unsignedInt \| uri \| url \| UsageContext \| uuid
Conditions	The cardinality or value of this element may be affected by these constraints: ele-1
Constraints	ele-1: All FHIR elements must have a @value or children `hasValue() or (children().count() > id.count())`
Mappings	rim: n/a rim: N/A

<meta>
<lastUpdated value="2026-10-29T16:58:02.8730547+00:00" />
</meta>
<url value="https://fhir.nhs.uk/STU3/StructureDefinition/Extension-CareConnect-GPC-ConditionRelationship-1" />
<version value="1.0.0" />
<name value="Extension-CareConnect-GPC-ConditionRelationship-1" />
<status value="draft" />
<date value="2017-07-11T14:06:59.8215264+01:00" />
<publisher value="HL7 UK" />
<description value="A reference to another related condition (target) whose relationship is defined by the relationship type code." />
<copyright value="Copyright © 2016 HL7 UK\n\nLicensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License. You may obtain a copy of the License at\n\nhttp://www.apache.org/licenses/LICENSE-2.0\n\nUnless required by applicable law or agreed to in writing, software distributed under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License.\n\nHL7® FHIR® standard Copyright © 2011+ HL7\n\nThe HL7® FHIR® standard is used under the FHIR license. You may obtain a copy of the FHIR license at\n\nhttps://www.hl7.org/fhir/license.html" />
<fhirVersion value="3.0.2" />
<kind value="complex-type" />
<abstract value="false" />
<context />
<type value="Extension" />
<baseDefinition value="http://hl7.org/fhir/StructureDefinition/Extension" />
<derivation value="constraint" />
<differential>
<element id="Extension">
<path value="Extension" />
<short value="Related condition" />
<definition value="Related condition." />
</element>
<element id="Extension.extension">
<path value="Extension.extension" />
<min value="2" />
</element>
<element id="Extension.extension:type">
<path value="Extension.extension" />
<sliceName value="type" />
<min value="1" />
<max value="1" />
</element>
<element id="Extension.extension:type.extension">
<path value="Extension.extension.extension" />
<max value="0" />
</element>
<element id="Extension.extension:type.url">
<path value="Extension.extension.url" />
<fixedUri value="type" />
</element>
<element id="Extension.extension:type.value[x]">
<path value="Extension.extension.value[x]" />
<short value="Condition relationship type" />
<definition value="Condition relationship type." />
<type>
<code value="code" />
</type>
<binding>
<strength value="required" />
<description value="A set of codes specifying the kind of relationship that exists with a target condition." />
</binding>
</element>
<element id="Extension.extension:target">
<path value="Extension.extension" />
<sliceName value="target" />
<min value="1" />
<max value="1" />
</element>
<element id="Extension.extension:target.extension">
<path value="Extension.extension.extension" />
<max value="0" />
</element>
<element id="Extension.extension:target.url">
<path value="Extension.extension.url" />
<fixedUri value="target" />
</element>
<element id="Extension.extension:target.value[x]">
<path value="Extension.extension.value[x]" />
<short value="Target condition" />
<definition value="Target condition." />
<type>
<code value="Reference" />
<targetProfile value="https://fhir.nhs.uk/STU3/StructureDefinition/CareConnect-GPC-Condition-1" />
</type>
</element>
<element id="Extension.url">
<path value="Extension.url" />
<fixedUri value="https://fhir.nhs.uk/STU3/StructureDefinition/Extension-CareConnect-GPC-ConditionRelationship-1" />
</element>
<element id="Extension.value[x]">
<path value="Extension.value[x]" />
<max value="0" />
</element>
</differential>

</StructureDefinition>

{

"resourceType": "StructureDefinition",
"contextType": "resource",
"meta": {
"lastUpdated": "2026-10-29T16:58:02.8730547+00:00"
},
"url": "https://fhir.nhs.uk/STU3/StructureDefinition/Extension-CareConnect-GPC-ConditionRelationship-1",
"version": "1.0.0",
"name": "Extension-CareConnect-GPC-ConditionRelationship-1",
"status": "draft",
"date": "2017-07-11T14:06:59.8215264+01:00",
"publisher": "HL7 UK",
"description": "A reference to another related condition (target) whose relationship is defined by the relationship type code.",
"copyright": "Copyright © 2016 HL7 UK\n\nLicensed under the Apache License, Version 2.0 (the \"License\"); you may not use this file except in compliance with the License. You may obtain a copy of the License at\n\nhttp://www.apache.org/licenses/LICENSE-2.0\n\nUnless required by applicable law or agreed to in writing, software distributed under the License is distributed on an \"AS IS\" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License.\n\nHL7® FHIR® standard Copyright © 2011+ HL7\n\nThe HL7® FHIR® standard is used under the FHIR license. You may obtain a copy of the FHIR license at\n\nhttps://www.hl7.org/fhir/license.html",
"fhirVersion": "3.0.2",
"kind": "complex-type",
"abstract": false,
"context": [
{
"value": "Condition"
}
],
"type": "Extension",
"baseDefinition": "http://hl7.org/fhir/StructureDefinition/Extension",
"derivation": "constraint",
"differential": {
"element": [
{
"id": "Extension",
"path": "Extension",
"short": "Related condition",
"definition": "Related condition."
},
{
"id": "Extension.extension",
"path": "Extension.extension",
"min": 2
},
{
"id": "Extension.extension:type",
"path": "Extension.extension",
"sliceName": "type",
"min": 1,
"max": "1"
},
{
"id": "Extension.extension:type.extension",
"path": "Extension.extension.extension",
"max": "0"
},
{
"id": "Extension.extension:type.url",
"path": "Extension.extension.url",
"fixedUri": "type"
},
{
"id": "Extension.extension:type.value[x]",
"path": "Extension.extension.value[x]",
"short": "Condition relationship type",
"definition": "Condition relationship type.",
"type": [
{
"code": "code"
}
],
"binding": {
"valueSetReference": {
"reference": "https://fhir.nhs.uk/STU3/ValueSet/CareConnect-ConditionRelationship-1"
},
"strength": "required",
"description": "A set of codes specifying the kind of relationship that exists with a target condition."
}
},
{
"id": "Extension.extension:target",
"path": "Extension.extension",
"sliceName": "target",
"min": 1,
"max": "1"
},
{
"id": "Extension.extension:target.extension",
"path": "Extension.extension.extension",
"max": "0"
},
{
"id": "Extension.extension:target.url",
"path": "Extension.extension.url",
"fixedUri": "target"
},
{
"id": "Extension.extension:target.value[x]",
"path": "Extension.extension.value[x]",
"short": "Target condition",
"definition": "Target condition.",
"type": [
{
"code": "Reference",
"targetProfile": [
"https://fhir.nhs.uk/STU3/StructureDefinition/CareConnect-GPC-Condition-1"
]
}
]
},
{
"id": "Extension.url",
"path": "Extension.url",
"fixedUri": "https://fhir.nhs.uk/STU3/StructureDefinition/Extension-CareConnect-GPC-ConditionRelationship-1"
},
{
"id": "Extension.value[x]",
"path": "Extension.value[x]",
"max": "0"
}
]
}

}

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