HL7 Czech Base and Core FHIR IG
1.0.0 - trial-use Czechia flag

This page is part of the Czech National FHIR R4 Core and Base Implementation Guide STU 1 (v1.0.0: STU 1) based on FHIR (HL7® FHIR® Standard) R4. This is the current published version. For a full list of available versions, see the Directory of published versions

Extension: Organization Logo

Official URL: https://hl7.cz/fhir/core/StructureDefinition/cz-organization-logo Version: 1.0.0
Active as of 2026-07-29 Computable Name: CZ_OrganizationLogo

An extension to associate a logo (e.g., image or icon) with an Organization, using a reference to a profile Attachment resource.

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 Differentials, Snapshots, and other representations.

NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
.. Extension 0..* Extension Organization Logo
... extension 0..0 Extension
... url 1..1 uri "https://hl7.cz/fhir/core/StructureDefinition/cz-organization-logo"
... value[x] 1..1 Reference(DocumentReference containing logo (CZ)) Reference to a Document reference containing the logo image

doco Documentation for this format
NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
.. Extension 0..* Extension Organization Logo
... 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://hl7.cz/fhir/core/StructureDefinition/cz-organization-logo"

doco Documentation for this format

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()

Summary

Simple Extension with the type Reference: An extension to associate a logo (e.g., image or icon) with an Organization, using a reference to a profile Attachment resource.

Differential ViewDifferential View

NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
.. Extension 0..* Extension Organization Logo
... extension 0..0 Extension
... url 1..1 uri "https://hl7.cz/fhir/core/StructureDefinition/cz-organization-logo"
... value[x] 1..1 Reference(DocumentReference containing logo (CZ)) Reference to a Document reference containing the logo image

doco Documentation for this format

Snapshot View

NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
.. Extension 0..* Extension Organization Logo
... 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://hl7.cz/fhir/core/StructureDefinition/cz-organization-logo"

doco Documentation for this format

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()

Summary

Simple Extension with the type Reference: An extension to associate a logo (e.g., image or icon) with an Organization, using a reference to a profile Attachment resource.

 

Other representations of profile: CSV, Excel, Schematron