EHDS Logical Information Models
0.4.0 - draft

EHDS Logical Information Models, published by Xt-EHR. This guide is not an authorized publication; it is the continuous build for version 0.4.0 built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/Xt-EHR/xt-ehr-common/ and changes regularly. See the Directory of published versions

## Logical Model: EHDSBodyStructure - Detailed Descriptions

Draft as of 2026-02-23

Definitions for the EHDSBodyStructure logical model.

- Key Elements Table
- Differential Elements Table
- Snapshot Elements Table

Guidance on how to interpret the contents of this table can be foundhere

0. EHDSBodyStructure
Definition | Model for body structure Base definition for all types defined in FHIR type system.
Short | Body structure modelBase for all types and resources
Control | 0..*
Is Modifier | false
Logical Model | Instances of this logical model are not marked to be the target of a Reference
2. EHDSBodyStructure.morphology
Definition | The kind of structure being represented by the body structure at BodyStructure.location. This can define both normal and abnormal morphologies.
Short | The kind of structure being represented by the body structure at BodyStructure.location. This can define both normal and abnormal morphologies.
Control | 0..1
Binding | SNOMED CT
Type | CodeableConcept
4. EHDSBodyStructure.location
Definition | Body site
Short | Body site
Control | 0..1
Binding | SNOMED CT
Type | CodeableConcept
6. EHDSBodyStructure.locationQualifier
Definition | Additional qualifier of the body structure (e.g. upper, lower, left side).
Short | Additional qualifier of the body structure (e.g. upper, lower, left side).
Control | 0..*
Binding | SNOMED CT
Type | CodeableConcept
8. EHDSBodyStructure.laterality
Definition | Body structure laterality (e.g. left, right).
Short | Body structure laterality (e.g. left, right).
Control | 0..1
Binding | SNOMED CT
Type | CodeableConcept
10. EHDSBodyStructure.description
Definition | Textual description of the body structure
Short | Textual description of the body structure
Control | 0..1
Type | string
Primitive Value | This primitive element may be present, or absent, or replaced by an extension

Guidance on how to interpret the contents of this table can be foundhere

0. EHDSBodyStructure
Definition | Model for body structure
Short | Body structure model
Logical Model | Instances of this logical model are not marked to be the target of a Reference
2. EHDSBodyStructure.morphology
Definition | The kind of structure being represented by the body structure at BodyStructure.location. This can define both normal and abnormal morphologies.
Short | The kind of structure being represented by the body structure at BodyStructure.location. This can define both normal and abnormal morphologies.
Control | 0..1
Binding | SNOMED CT
Type | CodeableConcept
4. EHDSBodyStructure.location
Definition | Body site
Short | Body site
Control | 0..1
Binding | SNOMED CT
Type | CodeableConcept
6. EHDSBodyStructure.locationQualifier
Definition | Additional qualifier of the body structure (e.g. upper, lower, left side).
Short | Additional qualifier of the body structure (e.g. upper, lower, left side).
Control | 0..*
Binding | SNOMED CT
Type | CodeableConcept
8. EHDSBodyStructure.laterality
Definition | Body structure laterality (e.g. left, right).
Short | Body structure laterality (e.g. left, right).
Control | 0..1
Binding | SNOMED CT
Type | CodeableConcept
10. EHDSBodyStructure.description
Definition | Textual description of the body structure
Short | Textual description of the body structure
Control | 0..1
Type | string
Primitive Value | This primitive element may be present, or absent, or replaced by an extension

Guidance on how to interpret the contents of this table can be foundhere

0. EHDSBodyStructure
Definition | Model for body structure
Short | Body structure model
Control | 0..*
Is Modifier | false
Logical Model | Instances of this logical model are not marked to be the target of a Reference
2. EHDSBodyStructure.morphology
Definition | The kind of structure being represented by the body structure at BodyStructure.location. This can define both normal and abnormal morphologies.
Short | The kind of structure being represented by the body structure at BodyStructure.location. This can define both normal and abnormal morphologies.
Control | 0..1
Binding | SNOMED CT
Type | CodeableConcept
4. EHDSBodyStructure.location
Definition | Body site
Short | Body site
Control | 0..1
Binding | SNOMED CT
Type | CodeableConcept
6. EHDSBodyStructure.locationQualifier
Definition | Additional qualifier of the body structure (e.g. upper, lower, left side).
Short | Additional qualifier of the body structure (e.g. upper, lower, left side).
Control | 0..*
Binding | SNOMED CT
Type | CodeableConcept
8. EHDSBodyStructure.laterality
Definition | Body structure laterality (e.g. left, right).
Short | Body structure laterality (e.g. left, right).
Control | 0..1
Binding | SNOMED CT
Type | CodeableConcept
10. EHDSBodyStructure.description
Definition | Textual description of the body structure
Short | Textual description of the body structure
Control | 0..1
Type | string
Primitive Value | This primitive element may be present, or absent, or replaced by an extension