HL7® FHIR® New Zealand Base Implementation Guide
3.1.0 - Draft

HL7® FHIR® New Zealand Base Implementation Guide, published by HL7 New Zealand. This guide is not an authorized publication; it is the continuous build for version 3.1.0 built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/hl7nz/nzbase/ and changes regularly. See the Directory of published versions

## Extension: GenderOriginalText

Official URL: http://hl7.org.nz/fhir/StructureDefinition/gender-original-text | Version: 1.0.0
Active as of 2025-12-18 | Computable Name: GenderOriginalText

​Text provided by the person with the choice of 'Another gender' (The FHIR AdministrativeGender CodeSystem codes this as 'other').

Context of Use

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

- Element ID: `Patient.gender`

Usage info

Usages:

- Use this Extension: NZ Patient

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.

- Differential Table
- Snapshot Table
- Statistics/References
- All

This structure is derived from Extension

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
Extension |  | 0..* | Extension | Extension
extension |  | 0..0 |  | Extension
url |  | 1..1 | uri | "http://hl7.org.nz/fhir/StructureDefinition/gender-original-text"
value[x] |  | 0..1 | string | Value of extension
Documentation for this format

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
Extension |  | 0..* | Extension | Extension
id |  | 0..1 | string | Unique id for inter-element referencing
extension |  | 0..0 |  | Extension Slice: Unordered, Open by value:url
url |  | 1..1 | uri | "http://hl7.org.nz/fhir/StructureDefinition/gender-original-text"
value[x] |  | 0..1 | string | Value of extension
Documentation for this format

This structure is derived from Extension

Summary

​Simple Extension with the type string: Text provided by the person with the choice of 'Another gender' (The FHIR AdministrativeGender CodeSystem codes this as 'other').

Differential View

This structure is derived from Extension

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
Extension |  | 0..* | Extension | Extension
extension |  | 0..0 |  | Extension
url |  | 1..1 | uri | "http://hl7.org.nz/fhir/StructureDefinition/gender-original-text"
value[x] |  | 0..1 | string | Value of extension
Documentation for this format

Snapshot View

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
Extension |  | 0..* | Extension | Extension
id |  | 0..1 | string | Unique id for inter-element referencing
extension |  | 0..0 |  | Extension Slice: Unordered, Open by value:url
url |  | 1..1 | uri | "http://hl7.org.nz/fhir/StructureDefinition/gender-original-text"
value[x] |  | 0..1 | string | Value of extension
Documentation for this format

This structure is derived from Extension

Summary

​Simple Extension with the type string: Text provided by the person with the choice of 'Another gender' (The FHIR AdministrativeGender CodeSystem codes this as 'other').

Other representations of profile: CSV, Excel, Schematron

#### Constraints

Id | Grade | Path(s) | Description | Expression
ele-1 | error | **ALL** elements | All FHIR elements must have a @value or children | `hasValue() or (children().count() > id.count())`
ext-1 | error | **ALL** extensions | Must have either extensions or value[x], not both | `extension.exists() != value.exists()`