Implementation Guide
25.0.0 - R4 APIs

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Extension: US Core Sex for Clinical Use Extension (Custom IG)

Official URL: https://docs.mydata.athenahealth.com/fhir-r4/StructureDefinition-us-core-sex.html Version: 25.0.0
Active as of 2025-06-04 Computable Name: USCoreSexExtension

US Core Sex for Clinical Use (SFCU). This extension aligns with the US Core Profile for Sex for Clinical Use.

Context of Use

Usage info

Usages:

You can also check for usages in the FHIR IG Statistics

Formal Views of Extension Content

Description of Profiles, Differentials, Snapshots, and how the XML and JSON presentations work.

This structure is derived from Extension

NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
.. Extension 0..1 Extension US Core Sex for Clinical Use
... extension 0..0
... url 1..1 uri "http://hl7.org/fhir/us/core/StructureDefinition/us-core-sex"
... value[x] 1..1 code Sex for Clinical Use
Binding: US Core Sex (required): The codes for sex for clinical use.

doco Documentation for this format
NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
.. Extension 0..1 Extension US Core Sex for Clinical Use
... id 0..1 string Unique id for inter-element referencing
... extension 0..0
... url 1..1 uri "http://hl7.org/fhir/us/core/StructureDefinition/us-core-sex"

doco Documentation for this format

This structure is derived from Extension

Summary

Simple Extension with the type code: US Core Sex for Clinical Use (SFCU). This extension aligns with the US Core Profile for Sex for Clinical Use.

Differential View

This structure is derived from Extension

NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
.. Extension 0..1 Extension US Core Sex for Clinical Use
... extension 0..0
... url 1..1 uri "http://hl7.org/fhir/us/core/StructureDefinition/us-core-sex"
... value[x] 1..1 code Sex for Clinical Use
Binding: US Core Sex (required): The codes for sex for clinical use.

doco Documentation for this format

Snapshot View

NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
.. Extension 0..1 Extension US Core Sex for Clinical Use
... id 0..1 string Unique id for inter-element referencing
... extension 0..0
... url 1..1 uri "http://hl7.org/fhir/us/core/StructureDefinition/us-core-sex"

doco Documentation for this format

This structure is derived from Extension

Summary

Simple Extension with the type code: US Core Sex for Clinical Use (SFCU). This extension aligns with the US Core Profile for Sex for Clinical Use.

 

Other representations of profile: CSV, Excel, Schematron

Terminology Bindings

PathConformanceValueSetURI
Extension.value[x]requiredUSCoreSex
http://hl7.org/fhir/us/core/ValueSet/us-core-sex
From this IG

Constraints

IdGradePath(s)DetailsRequirements
ele-1error**ALL** elementsAll FHIR elements must have a @value or children
: hasValue() or (children().count() > id.count())
ext-1error**ALL** extensionsMust have either extensions or value[x], not both
: extension.exists() != value.exists()