Mobile access to Health Documents (MHD)
4.2.4-current - ci-build International flag

Mobile access to Health Documents (MHD), published by IHE IT Infrastructure Technical Committee. This guide is not an authorized publication; it is the continuous build for version 4.2.4-current built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/IHE/ITI.MHD/ and changes regularly. See the Directory of published versions

Extension: The repositoryUniqueId where the document lives

Official URL: https://profiles.ihe.net/ITI/MHD/StructureDefinition/ihe-RetrieveLocationUID Version: 4.2.4-current
Active as of 2025-11-06 Computable Name: RetrieveLocationUID

The globally unique, immutable, identifier of the repositoryUniqueId entity where the document exists. The format of the identifier is an OID.

Context of Use

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

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..* Extension The repositoryUniqueId where the document lives
... extension 0..0 Extension
... url 1..1 uri "https://profiles.ihe.net/ITI/MHD/StructureDefinition/ihe-RetrieveLocationUID"
... value[x] 1..1 Identifier Value of extension
.... system 0..1 uri The namespace for the identifier value
Required Pattern: urn:ietf:rfc:3986
.... value C 0..1 string The value that is unique
Constraints: mhd-startswithoid

doco Documentation for this format
NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
.. Extension 0..* Extension The repositoryUniqueId where the document lives
... id 0..1 string Unique id for inter-element referencing
... extension 0..0 Extension
Slice: Unordered, Open by value:url
... url 1..1 uri "https://profiles.ihe.net/ITI/MHD/StructureDefinition/ihe-RetrieveLocationUID"
... value[x] 1..1 Identifier Value of extension
.... id 0..1 string Unique id for inter-element referencing
.... extension 0..* Extension Additional content defined by implementations
Slice: Unordered, Open by value:url
.... use ?!Σ 0..1 code usual | official | temp | secondary | old (If known)
Binding: IdentifierUse (required): Identifies the purpose for this identifier, if known .
.... type Σ 0..1 CodeableConcept Description of identifier
Binding: Identifier Type Codes (extensible): A coded type for an identifier that can be used to determine which identifier to use for a specific purpose.
.... system Σ 0..1 uri The namespace for the identifier value
Required Pattern: urn:ietf:rfc:3986
.... value ΣC 0..1 string The value that is unique
Constraints: mhd-startswithoid
Example General: 123456
.... period Σ 0..1 Period Time period when id is/was valid for use
.... assigner Σ 0..1 Reference(Organization) Organization that issued id (may be just text)

doco Documentation for this format

This structure is derived from Extension

Summary

Simple Extension with the type Identifier: The globally unique, immutable, identifier of the repositoryUniqueId entity where the document exists. The format of the identifier is an OID.

Differential View

This structure is derived from Extension

NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
.. Extension 0..* Extension The repositoryUniqueId where the document lives
... extension 0..0 Extension
... url 1..1 uri "https://profiles.ihe.net/ITI/MHD/StructureDefinition/ihe-RetrieveLocationUID"
... value[x] 1..1 Identifier Value of extension
.... system 0..1 uri The namespace for the identifier value
Required Pattern: urn:ietf:rfc:3986
.... value C 0..1 string The value that is unique
Constraints: mhd-startswithoid

doco Documentation for this format

Snapshot View

NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
.. Extension 0..* Extension The repositoryUniqueId where the document lives
... id 0..1 string Unique id for inter-element referencing
... extension 0..0 Extension
Slice: Unordered, Open by value:url
... url 1..1 uri "https://profiles.ihe.net/ITI/MHD/StructureDefinition/ihe-RetrieveLocationUID"
... value[x] 1..1 Identifier Value of extension
.... id 0..1 string Unique id for inter-element referencing
.... extension 0..* Extension Additional content defined by implementations
Slice: Unordered, Open by value:url
.... use ?!Σ 0..1 code usual | official | temp | secondary | old (If known)
Binding: IdentifierUse (required): Identifies the purpose for this identifier, if known .
.... type Σ 0..1 CodeableConcept Description of identifier
Binding: Identifier Type Codes (extensible): A coded type for an identifier that can be used to determine which identifier to use for a specific purpose.
.... system Σ 0..1 uri The namespace for the identifier value
Required Pattern: urn:ietf:rfc:3986
.... value ΣC 0..1 string The value that is unique
Constraints: mhd-startswithoid
Example General: 123456
.... period Σ 0..1 Period Time period when id is/was valid for use
.... assigner Σ 0..1 Reference(Organization) Organization that issued id (may be just text)

doco Documentation for this format

This structure is derived from Extension

Summary

Simple Extension with the type Identifier: The globally unique, immutable, identifier of the repositoryUniqueId entity where the document exists. The format of the identifier is an OID.

 

Other representations of profile: CSV, Excel, Schematron

Terminology Bindings

Path Status Usage ValueSet Version Source
Extension.value[x].use Base required IdentifierUse 📍4.0.1 FHIR Std.
Extension.value[x].type Base extensible IdentifierType 📍4.0.1 FHIR Std.

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()
mhd-startswithoid error Extension.value[x].value value must start with urn:oid: startsWith('urn:oid:')