US Core Implementation Guide
4.0.0 - STU4 Release

This page is part of the US Core (v4.0.0: STU4) based on FHIR R4. The current version which supercedes this version is 5.0.1. For a full list of available versions, see the Directory of published versions

Extension: US Core Birth Sex Extension

A code classifying the person’s sex assigned at birth as specified by the Office of the National Coordinator for Health IT (ONC). This extension aligns with the C-CDA Birth Sex Observation (LOINC 76689-9).

The official URL for this extension is: 

http://hl7.org/fhir/us/core/StructureDefinition/us-core-birthsex

Status: active
Extension maintained by: HL7 International - US Realm Steering Committee

Context of Use

This extension may be used on the following element(s):

  • Patient

Example can be found in Patient-example

Usage info

Usage:

Formal Views of Extension Content

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

This structure is derived from Extension

Summary

Mandatory: 1 element
Fixed Value: 1 element

This structure is derived from Extension

NameFlagsCard.TypeDescription & Constraintsdoco
.. Extension 0..1ExtensionExtension
... url 1..1uri"http://hl7.org/fhir/us/core/StructureDefinition/us-core-birthsex"
... valueCode 1..1codeValue of extension
Binding: Birth Sex (required): Code for sex assigned at birth


doco Documentation for this format
NameFlagsCard.TypeDescription & Constraintsdoco
.. Extension 0..1ExtensionExtension
... id 0..1stringUnique id for inter-element referencing
... Slices for extension 0..*ExtensionAdditional content defined by implementations
Slice: Unordered, Open by value:url
... url 1..1uri"http://hl7.org/fhir/us/core/StructureDefinition/us-core-birthsex"
... Slices for value[x] 1..1codeValue of extension
Slice: Unordered, Closed by type:$this
.... value[x]:valueCode 1..1codeValue of extension
Binding: Birth Sex (required): Code for sex assigned at birth


doco Documentation for this format

This structure is derived from Extension

Summary

Mandatory: 1 element
Fixed Value: 1 element

Differential View

This structure is derived from Extension

NameFlagsCard.TypeDescription & Constraintsdoco
.. Extension 0..1ExtensionExtension
... url 1..1uri"http://hl7.org/fhir/us/core/StructureDefinition/us-core-birthsex"
... valueCode 1..1codeValue of extension
Binding: Birth Sex (required): Code for sex assigned at birth


doco Documentation for this format

Snapshot View

NameFlagsCard.TypeDescription & Constraintsdoco
.. Extension 0..1ExtensionExtension
... id 0..1stringUnique id for inter-element referencing
... Slices for extension 0..*ExtensionAdditional content defined by implementations
Slice: Unordered, Open by value:url
... url 1..1uri"http://hl7.org/fhir/us/core/StructureDefinition/us-core-birthsex"
... Slices for value[x] 1..1codeValue of extension
Slice: Unordered, Closed by type:$this
.... value[x]:valueCode 1..1codeValue of extension
Binding: Birth Sex (required): Code for sex assigned at birth


doco Documentation for this format

 

Other representations of profile: CSV, Excel, Schematron

Terminology Bindings

PathConformanceValueSet
Extension.value[x]:valueCoderequiredBirthSex

Notes:

  • See the [General Guidance] section for additional rules and expectations when a server requires status parameters.

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