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

HL7® FHIR® New Zealand Base Implementation Guide - Downloaded Version null See the Directory of published versions

## Extension: Information Source

Official URL: http://hl7.org.nz/fhir/StructureDefinition/information-source | Version: 0.1.0
Active as of 2020-07-20 | Computable Name: Information_source
Copyright/Legal: HL7 New Zealand© 2020+; Licensed Under Creative Commons No Rights Reserved.

The official source of information held about a patient.

Context of Use

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

- Element ID: `Patient.name`
- Element ID: `Patient.birthDate`
- Element ID: `Patient.deceased`

Example of extension

      <name>
        <extension url="http://hl7.org.nz/fhir/StructureDefinition/information-source">
          <valueCodeableConcept>
            <coding>
              <system value="https://standards.digital.health.nz/ns/information-source-code"/>
              <code value="BRCT"/>
              <display value="Birth Certificate"/>
            </coding>
          </valueCodeableConcept>
        </extension>
        <text value="John Doe"/>
        <family value="Doe"/>
        <given value="John"/>
      </name>

Example instances

Patient with information source for name

Usage info

Usages:

- Use this Extension: NZ Patient
- Examples for this Extension: Patient/patient-deceased-information-source and Patient/patient-information-source

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 | Information Source
extension |  | 0..0 |  | Extension
url |  | 1..1 | uri | "http://hl7.org.nz/fhir/StructureDefinition/information-source"
value[x] |  | 0..1 | CodeableConcept | Value of extension Binding: Information Source (preferred)
Documentation for this format

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
Extension |  | 0..* | Extension | Information Source
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/information-source"
value[x] |  | 0..1 | CodeableConcept | Value of extension Binding: Information Source (preferred)
Documentation for this format

This structure is derived from Extension

Summary

Simple Extension with the type CodeableConcept: The official source of information held about a patient.

Differential View

This structure is derived from Extension

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
Extension |  | 0..* | Extension | Information Source
extension |  | 0..0 |  | Extension
url |  | 1..1 | uri | "http://hl7.org.nz/fhir/StructureDefinition/information-source"
value[x] |  | 0..1 | CodeableConcept | Value of extension Binding: Information Source (preferred)
Documentation for this format

Snapshot View

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
Extension |  | 0..* | Extension | Information Source
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/information-source"
value[x] |  | 0..1 | CodeableConcept | Value of extension Binding: Information Source (preferred)
Documentation for this format

This structure is derived from Extension

Summary

Simple Extension with the type CodeableConcept: The official source of information held about a patient.

Other representations of profile: CSV, Excel, Schematron

#### Terminology Bindings

Path | Status | Usage | ValueSet | Version | Source
Extension.value[x] | Base | preferred | Information Source | 📦1.0.0 | This IG

#### 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()`