HL7 BE Laboratory WG Implementation Guide
1.0.1 - STU

HL7 BE Laboratory WG Implementation Guide, published by eHealth Platform. This guide is not an authorized publication; it is the continuous build for version 1.0.1 built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/hl7-be/lab/ and changes regularly. See the Directory of published versions

## Data Type Profile: Coded Annotation

Official URL: https://www.ehealth.fgov.be/standards/fhir/lab/StructureDefinition/coded-annotation | Version: 1.0.1
Draft as of 2026-03-25 | Computable Name: BeCodedAnnotation

Annotation DataType with added CodeableConcept extension element

Usages:

- Use this DataType Profile: Comment extension for ReferenceRange and BeObservationLaboratory

You can also check for usages in the FHIR IG Statistics

### Formal Views of Profile Content

Description of Profiles, Differentials, Snapshots and how the different presentations work.

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

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
Annotation |  | 0..* | Annotation | Text node with attribution
Slices for extension |  |  |  | Content/Rules for all slices
extension:code |  | 0..1 | CodeableConcept | Annotation Code URL: https://www.ehealth.fgov.be/standards/fhir/lab/StructureDefinition/annotation-code Binding: Coded Annotation Types (example)
text | Σ | 1..1 | markdown | The annotation - plain text without markdown is strongly recommended
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()`

This structure is derived from Annotation

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
Annotation |  |  | Annotation |
Slices for extension |  |  |  | Content/Rules for all slices
extension:code |  | 0..1 | CodeableConcept | Annotation Code URL: https://www.ehealth.fgov.be/standards/fhir/lab/StructureDefinition/annotation-code Binding: Coded Annotation Types (example)
text |  | 1..1 | markdown | The annotation - plain text without markdown is strongly recommended
Documentation for this format

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
Annotation |  | 0..* | Annotation | Text node with attribution
id |  | 0..1 | string | Unique id for inter-element referencing
Slices for extension |  | 0..* | Extension | Additional content defined by implementations Slice: Unordered, Open by value:url
extension:code |  | 0..1 | CodeableConcept | Annotation Code URL: https://www.ehealth.fgov.be/standards/fhir/lab/StructureDefinition/annotation-code Binding: Coded Annotation Types (example)
author[x] | Σ | 0..1 |  | Individual responsible for the annotation
authorReference |  |  | Reference(Practitioner | Patient | RelatedPerson | Organization) |
authorString |  |  | string |
time | Σ | 0..1 | dateTime | When the annotation was made
text | Σ | 1..1 | markdown | The annotation - plain text without markdown is strongly recommended
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()`

This structure is derived from Annotation

Summary

Extensions

This structure refers to these extensions:

- https://www.ehealth.fgov.be/standards/fhir/lab/StructureDefinition/annotation-code

Key Elements View

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
Annotation |  | 0..* | Annotation | Text node with attribution
Slices for extension |  |  |  | Content/Rules for all slices
extension:code |  | 0..1 | CodeableConcept | Annotation Code URL: https://www.ehealth.fgov.be/standards/fhir/lab/StructureDefinition/annotation-code Binding: Coded Annotation Types (example)
text | Σ | 1..1 | markdown | The annotation - plain text without markdown is strongly recommended
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()`

Differential View

This structure is derived from Annotation

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
Annotation |  |  | Annotation |
Slices for extension |  |  |  | Content/Rules for all slices
extension:code |  | 0..1 | CodeableConcept | Annotation Code URL: https://www.ehealth.fgov.be/standards/fhir/lab/StructureDefinition/annotation-code Binding: Coded Annotation Types (example)
text |  | 1..1 | markdown | The annotation - plain text without markdown is strongly recommended
Documentation for this format

Snapshot View

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
Annotation |  | 0..* | Annotation | Text node with attribution
id |  | 0..1 | string | Unique id for inter-element referencing
Slices for extension |  | 0..* | Extension | Additional content defined by implementations Slice: Unordered, Open by value:url
extension:code |  | 0..1 | CodeableConcept | Annotation Code URL: https://www.ehealth.fgov.be/standards/fhir/lab/StructureDefinition/annotation-code Binding: Coded Annotation Types (example)
author[x] | Σ | 0..1 |  | Individual responsible for the annotation
authorReference |  |  | Reference(Practitioner | Patient | RelatedPerson | Organization) |
authorString |  |  | string |
time | Σ | 0..1 | dateTime | When the annotation was made
text | Σ | 1..1 | markdown | The annotation - plain text without markdown is strongly recommended
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()`

This structure is derived from Annotation

Summary

Extensions

This structure refers to these extensions:

- https://www.ehealth.fgov.be/standards/fhir/lab/StructureDefinition/annotation-code

Other representations of profile: CSV, Excel, Schematron