US Core Implementation Guide
8.0.1 - STU 8

US Core Implementation Guide, published by HL7 International / Cross-Group Projects. This guide is not an authorized publication; it is the continuous build for version 8.0.1 built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/HL7/US-Core/ and changes regularly. See the Directory of published versions

## Extension: US Core Interpreter Needed Extension

Official URL: http://hl7.org/fhir/us/core/StructureDefinition/us-core-interpreter-needed | Version: 8.0.1
Standards status: Trial-use | Maturity Level: 2 | Computable Name: USCoreInterpreterNeededExtension
Other Identifiers: OID:2.16.840.1.113883.4.642.40.2.42.34
Copyright/Legal: Used by permission of HL7 International, all rights reserved Creative Commons License

This extension indicates the individual's need for an interpreter to communicate healthcare information in a language other than the default language of the organization. It has the same meaning as the LOINC 54588-9 (Interpreter needed)

Context of Use

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

- Element ID: `Encounter`
- Element ID: `Patient`
- Element ID: `RelatedPerson`
- Element ID: `Practitioner`

Usage info

Usages:

- Use this Extension: US Core Encounter Profile and US Core Patient Profile
- Examples for this Extension: Encounter/example-1 and Patient/example

You can also check for usages in the FHIR IG Statistics

Changes since version 7.0.0:

- New Content

### 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..1 | Extension | Whether the individual needs an interpreter
extension |  | 0..0 |  | Extension
url |  | 1..1 | uri | "http://hl7.org/fhir/us/core/StructureDefinition/us-core-interpreter-needed"
value[x] |  | 1..1 | Coding | Value of extension Binding: Answer Set with Yes No and Unknowns (required): Answer Set with Yes No and Unknowns
Documentation for this format

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
Extension |  | 0..1 | Extension | Whether the individual needs an interpreter
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/fhir/us/core/StructureDefinition/us-core-interpreter-needed"
value[x] |  | 1..1 | Coding | Value of extension Binding: Answer Set with Yes No and Unknowns (required): Answer Set with Yes No and Unknowns
Documentation for this format

This structure is derived from Extension

Summary

Simple Extension with the type Coding: This extension indicates the individual's need for an interpreter to communicate healthcare information in a language other than the default language of the organization. It has the same meaning as the LOINC 54588-9 (Interpreter needed)

Maturity: 2

Differential View

This structure is derived from Extension

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
Extension |  | 0..1 | Extension | Whether the individual needs an interpreter
extension |  | 0..0 |  | Extension
url |  | 1..1 | uri | "http://hl7.org/fhir/us/core/StructureDefinition/us-core-interpreter-needed"
value[x] |  | 1..1 | Coding | Value of extension Binding: Answer Set with Yes No and Unknowns (required): Answer Set with Yes No and Unknowns
Documentation for this format

Snapshot View

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
Extension |  | 0..1 | Extension | Whether the individual needs an interpreter
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/fhir/us/core/StructureDefinition/us-core-interpreter-needed"
value[x] |  | 1..1 | Coding | Value of extension Binding: Answer Set with Yes No and Unknowns (required): Answer Set with Yes No and Unknowns
Documentation for this format

This structure is derived from Extension

Summary

Simple Extension with the type Coding: This extension indicates the individual's need for an interpreter to communicate healthcare information in a language other than the default language of the organization. It has the same meaning as the LOINC 54588-9 (Interpreter needed)

Maturity: 2

Other representations of profile: CSV, Excel, Schematron

#### Terminology Bindings

Path | Status | Usage | ValueSet | Version | Source
Extension.value[x] | Base | required | Answer Set with Yes No and Unknowns | 📦20241005 | VSAC v0.24

#### 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()`