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: Condition model

Official URL: http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSCondition | Version: 0.4.0
Draft as of 2026-03-03 | Computable Name: EHDSCondition

Model for a clinical condition, problem, diagnosis, or other event, situation, or issue that has risen to a level of concern.

Usages:

- Derived from this Logical Model: Condition obligations
- Use this Logical Model: Care plan model, Device use model, Discharge Report model, Encounter model... Show 6 more, Imaging report model, Laboratory report model, Medication administration model, Patient summary model, Procedure model and Service request model

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
--- | --- | --- | --- | ---
EHDSCondition |  | 0..* | EHDSDataSet | Condition model Elements defined in Ancestors:header
header |  | 1..1 | Base | Basic metadata for this information
subject |  | 1..1 | EHDSPatient | Patient/subject information
identifier |  | 0..* | Identifier | Business identifier for the object, unique within its system. Supporting disambiguation between different contexts (systems/countries).
author[x] |  | 0..* |  | The author of the condition information.
authorEHDSHealthProfessional |  |  | EHDSHealthProfessional |
authorEHDSOrganisation |  |  | EHDSOrganisation |
authorEHDSDevice |  |  | EHDSDevice |
date |  | 0..1 | dateTime | Date and optionally time of authoring/issuing
status |  | 1..1 | CodeableConcept | Status of the condition/problem (e.g. active, resolved, inactive, etc) Binding Description: (preferred): HL7 Condition Clinical Status Codes
source |  | 0..1 | CodeableConcept | Source of information (e.g. patient, patient's proxy). Used in case the patient has authored the information or the author has submitted patient-stated information.
language |  | 0..1 | CodeableConcept | Language in which the resource is written. Language is expressed by the IETF language tag. Binding Description: (preferred): BCP 47
problem |  | 1..1 | CodeableConcept | Code identifying the condition, problem or diagnosis Binding Description: (preferred): ICD-10, SNOMED CT, ICD-O, Orphacode if rare disease is diagnosed
onsetDate |  | 0..1 | dateTime | Onset date of a problem/condition
endDate |  | 0..1 | dateTime | The date or estimated date that the condition resolved or went into remission
category |  | 0..* | CodeableConcept | Category or categories of the problem (e.g. POA - present on admission, HAC - hospital aquired condition, and other categorisations).
resolutionCircumstances |  | 0..1 | string | Describes the reason for which the status of the problem changed from current to inactive (e.g. surgical procedure, medical treatment, etc.).
severity |  | 0..1 | CodeableConcept | A subjective assessment of the severity of the condition as evaluated by the clinician. Binding Description: (preferred): HL7 Condition/Diagnosis Severity; SNOMED CT
bodySite |  | 0..* | EHDSBodyStructure | The anatomical location including laterality where this condition manifests itself.
stage |  | 0..* | CodeableConcept | Stage/grade usually assessed formally using a specific staging/grading system. Multiple assessment systems could be used. Binding Description: (preferred): e.g. TNM, ICD-O-3, Bi-Rads, Li-Rads, …
diagnosisAssertionStatus |  | 0..1 | CodeableConcept | Assertion about the certainty associated with a diagnosis. Diagnostic and/or clinical evidence of condition. Binding Description: (preferred): HL7 Condition Verification Status
specialistContact |  | 0..* | EHDSHealthProfessional | Health Professional who may be specifically related to the problem, as a preferred contact.
externalResource |  | 0..* | uri | External Resource which may be specifically related to the problem, for example a link between a rare disease problem and the corresponding guidelines.
Documentation for this format

#### Terminology Bindings

Path | Status | Usage | ValueSet | Version | Source
EHDSCondition.header.​status | Base | preferred |  | Not State | Unknown
EHDSCondition.header.​language | Base | preferred |  | Not State | Unknown
EHDSCondition.problem | Base | preferred |  | Not State | Unknown
EHDSCondition.severity | Base | preferred |  | Not State | Unknown
EHDSCondition.stage | Base | preferred |  | Not State | Unknown
EHDSCondition.diagnosisAssertionStatus | Base | preferred |  | Not State | Unknown

This structure is derived from EHDSDataSet

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
EHDSCondition |  | 0..* | EHDSDataSet | Condition model Elements defined in Ancestors:header
header |  |  |  |
author[x] |  | 0..* | EHDSHealthProfessional, EHDSOrganisation, EHDSDevice | The author of the condition information.
status |  | 1..1 | CodeableConcept | Status of the condition/problem (e.g. active, resolved, inactive, etc) Binding Description: (preferred): HL7 Condition Clinical Status Codes
problem |  | 1..1 | CodeableConcept | Code identifying the condition, problem or diagnosis Binding Description: (preferred): ICD-10, SNOMED CT, ICD-O, Orphacode if rare disease is diagnosed
onsetDate |  | 0..1 | dateTime | Onset date of a problem/condition
endDate |  | 0..1 | dateTime | The date or estimated date that the condition resolved or went into remission
category |  | 0..* | CodeableConcept | Category or categories of the problem (e.g. POA - present on admission, HAC - hospital aquired condition, and other categorisations).
resolutionCircumstances |  | 0..1 | string | Describes the reason for which the status of the problem changed from current to inactive (e.g. surgical procedure, medical treatment, etc.).
severity |  | 0..1 | CodeableConcept | A subjective assessment of the severity of the condition as evaluated by the clinician. Binding Description: (preferred): HL7 Condition/Diagnosis Severity; SNOMED CT
bodySite |  | 0..* | EHDSBodyStructure | The anatomical location including laterality where this condition manifests itself.
stage |  | 0..* | CodeableConcept | Stage/grade usually assessed formally using a specific staging/grading system. Multiple assessment systems could be used. Binding Description: (preferred): e.g. TNM, ICD-O-3, Bi-Rads, Li-Rads, …
diagnosisAssertionStatus |  | 0..1 | CodeableConcept | Assertion about the certainty associated with a diagnosis. Diagnostic and/or clinical evidence of condition. Binding Description: (preferred): HL7 Condition Verification Status
specialistContact |  | 0..* | EHDSHealthProfessional | Health Professional who may be specifically related to the problem, as a preferred contact.
externalResource |  | 0..* | uri | External Resource which may be specifically related to the problem, for example a link between a rare disease problem and the corresponding guidelines.
Documentation for this format

#### Terminology Bindings (Differential)

Path | Status | Usage | ValueSet | Version | Source
EHDSCondition.header.​status | Base | preferred |  | Not State | Unknown
EHDSCondition.problem | Base | preferred |  | Not State | Unknown
EHDSCondition.severity | Base | preferred |  | Not State | Unknown
EHDSCondition.stage | Base | preferred |  | Not State | Unknown
EHDSCondition.diagnosisAssertionStatus | Base | preferred |  | Not State | Unknown

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
EHDSCondition |  | 0..* | EHDSDataSet | Condition model Elements defined in Ancestors:header
header |  | 1..1 | Base | Basic metadata for this information
subject |  | 1..1 | EHDSPatient | Patient/subject information
identifier |  | 0..* | Identifier | Business identifier for the object, unique within its system. Supporting disambiguation between different contexts (systems/countries).
author[x] |  | 0..* |  | The author of the condition information.
authorEHDSHealthProfessional |  |  | EHDSHealthProfessional |
authorEHDSOrganisation |  |  | EHDSOrganisation |
authorEHDSDevice |  |  | EHDSDevice |
date |  | 0..1 | dateTime | Date and optionally time of authoring/issuing
status |  | 1..1 | CodeableConcept | Status of the condition/problem (e.g. active, resolved, inactive, etc) Binding Description: (preferred): HL7 Condition Clinical Status Codes
source |  | 0..1 | CodeableConcept | Source of information (e.g. patient, patient's proxy). Used in case the patient has authored the information or the author has submitted patient-stated information.
language |  | 0..1 | CodeableConcept | Language in which the resource is written. Language is expressed by the IETF language tag. Binding Description: (preferred): BCP 47
problem |  | 1..1 | CodeableConcept | Code identifying the condition, problem or diagnosis Binding Description: (preferred): ICD-10, SNOMED CT, ICD-O, Orphacode if rare disease is diagnosed
onsetDate |  | 0..1 | dateTime | Onset date of a problem/condition
endDate |  | 0..1 | dateTime | The date or estimated date that the condition resolved or went into remission
category |  | 0..* | CodeableConcept | Category or categories of the problem (e.g. POA - present on admission, HAC - hospital aquired condition, and other categorisations).
resolutionCircumstances |  | 0..1 | string | Describes the reason for which the status of the problem changed from current to inactive (e.g. surgical procedure, medical treatment, etc.).
severity |  | 0..1 | CodeableConcept | A subjective assessment of the severity of the condition as evaluated by the clinician. Binding Description: (preferred): HL7 Condition/Diagnosis Severity; SNOMED CT
bodySite |  | 0..* | EHDSBodyStructure | The anatomical location including laterality where this condition manifests itself.
stage |  | 0..* | CodeableConcept | Stage/grade usually assessed formally using a specific staging/grading system. Multiple assessment systems could be used. Binding Description: (preferred): e.g. TNM, ICD-O-3, Bi-Rads, Li-Rads, …
diagnosisAssertionStatus |  | 0..1 | CodeableConcept | Assertion about the certainty associated with a diagnosis. Diagnostic and/or clinical evidence of condition. Binding Description: (preferred): HL7 Condition Verification Status
specialistContact |  | 0..* | EHDSHealthProfessional | Health Professional who may be specifically related to the problem, as a preferred contact.
externalResource |  | 0..* | uri | External Resource which may be specifically related to the problem, for example a link between a rare disease problem and the corresponding guidelines.
Documentation for this format

#### Terminology Bindings

Path | Status | Usage | ValueSet | Version | Source
EHDSCondition.header.​status | Base | preferred |  | Not State | Unknown
EHDSCondition.header.​language | Base | preferred |  | Not State | Unknown
EHDSCondition.problem | Base | preferred |  | Not State | Unknown
EHDSCondition.severity | Base | preferred |  | Not State | Unknown
EHDSCondition.stage | Base | preferred |  | Not State | Unknown
EHDSCondition.diagnosisAssertionStatus | Base | preferred |  | Not State | Unknown

This structure is derived from EHDSDataSet

Summary

Mandatory: 0 element(1 nested mandatory element)

Key Elements View

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
EHDSCondition |  | 0..* | EHDSDataSet | Condition model Elements defined in Ancestors:header
header |  | 1..1 | Base | Basic metadata for this information
subject |  | 1..1 | EHDSPatient | Patient/subject information
identifier |  | 0..* | Identifier | Business identifier for the object, unique within its system. Supporting disambiguation between different contexts (systems/countries).
author[x] |  | 0..* |  | The author of the condition information.
authorEHDSHealthProfessional |  |  | EHDSHealthProfessional |
authorEHDSOrganisation |  |  | EHDSOrganisation |
authorEHDSDevice |  |  | EHDSDevice |
date |  | 0..1 | dateTime | Date and optionally time of authoring/issuing
status |  | 1..1 | CodeableConcept | Status of the condition/problem (e.g. active, resolved, inactive, etc) Binding Description: (preferred): HL7 Condition Clinical Status Codes
source |  | 0..1 | CodeableConcept | Source of information (e.g. patient, patient's proxy). Used in case the patient has authored the information or the author has submitted patient-stated information.
language |  | 0..1 | CodeableConcept | Language in which the resource is written. Language is expressed by the IETF language tag. Binding Description: (preferred): BCP 47
problem |  | 1..1 | CodeableConcept | Code identifying the condition, problem or diagnosis Binding Description: (preferred): ICD-10, SNOMED CT, ICD-O, Orphacode if rare disease is diagnosed
onsetDate |  | 0..1 | dateTime | Onset date of a problem/condition
endDate |  | 0..1 | dateTime | The date or estimated date that the condition resolved or went into remission
category |  | 0..* | CodeableConcept | Category or categories of the problem (e.g. POA - present on admission, HAC - hospital aquired condition, and other categorisations).
resolutionCircumstances |  | 0..1 | string | Describes the reason for which the status of the problem changed from current to inactive (e.g. surgical procedure, medical treatment, etc.).
severity |  | 0..1 | CodeableConcept | A subjective assessment of the severity of the condition as evaluated by the clinician. Binding Description: (preferred): HL7 Condition/Diagnosis Severity; SNOMED CT
bodySite |  | 0..* | EHDSBodyStructure | The anatomical location including laterality where this condition manifests itself.
stage |  | 0..* | CodeableConcept | Stage/grade usually assessed formally using a specific staging/grading system. Multiple assessment systems could be used. Binding Description: (preferred): e.g. TNM, ICD-O-3, Bi-Rads, Li-Rads, …
diagnosisAssertionStatus |  | 0..1 | CodeableConcept | Assertion about the certainty associated with a diagnosis. Diagnostic and/or clinical evidence of condition. Binding Description: (preferred): HL7 Condition Verification Status
specialistContact |  | 0..* | EHDSHealthProfessional | Health Professional who may be specifically related to the problem, as a preferred contact.
externalResource |  | 0..* | uri | External Resource which may be specifically related to the problem, for example a link between a rare disease problem and the corresponding guidelines.
Documentation for this format

#### Terminology Bindings

Path | Status | Usage | ValueSet | Version | Source
EHDSCondition.header.​status | Base | preferred |  | Not State | Unknown
EHDSCondition.header.​language | Base | preferred |  | Not State | Unknown
EHDSCondition.problem | Base | preferred |  | Not State | Unknown
EHDSCondition.severity | Base | preferred |  | Not State | Unknown
EHDSCondition.stage | Base | preferred |  | Not State | Unknown
EHDSCondition.diagnosisAssertionStatus | Base | preferred |  | Not State | Unknown

Differential View

This structure is derived from EHDSDataSet

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
EHDSCondition |  | 0..* | EHDSDataSet | Condition model Elements defined in Ancestors:header
header |  |  |  |
author[x] |  | 0..* | EHDSHealthProfessional, EHDSOrganisation, EHDSDevice | The author of the condition information.
status |  | 1..1 | CodeableConcept | Status of the condition/problem (e.g. active, resolved, inactive, etc) Binding Description: (preferred): HL7 Condition Clinical Status Codes
problem |  | 1..1 | CodeableConcept | Code identifying the condition, problem or diagnosis Binding Description: (preferred): ICD-10, SNOMED CT, ICD-O, Orphacode if rare disease is diagnosed
onsetDate |  | 0..1 | dateTime | Onset date of a problem/condition
endDate |  | 0..1 | dateTime | The date or estimated date that the condition resolved or went into remission
category |  | 0..* | CodeableConcept | Category or categories of the problem (e.g. POA - present on admission, HAC - hospital aquired condition, and other categorisations).
resolutionCircumstances |  | 0..1 | string | Describes the reason for which the status of the problem changed from current to inactive (e.g. surgical procedure, medical treatment, etc.).
severity |  | 0..1 | CodeableConcept | A subjective assessment of the severity of the condition as evaluated by the clinician. Binding Description: (preferred): HL7 Condition/Diagnosis Severity; SNOMED CT
bodySite |  | 0..* | EHDSBodyStructure | The anatomical location including laterality where this condition manifests itself.
stage |  | 0..* | CodeableConcept | Stage/grade usually assessed formally using a specific staging/grading system. Multiple assessment systems could be used. Binding Description: (preferred): e.g. TNM, ICD-O-3, Bi-Rads, Li-Rads, …
diagnosisAssertionStatus |  | 0..1 | CodeableConcept | Assertion about the certainty associated with a diagnosis. Diagnostic and/or clinical evidence of condition. Binding Description: (preferred): HL7 Condition Verification Status
specialistContact |  | 0..* | EHDSHealthProfessional | Health Professional who may be specifically related to the problem, as a preferred contact.
externalResource |  | 0..* | uri | External Resource which may be specifically related to the problem, for example a link between a rare disease problem and the corresponding guidelines.
Documentation for this format

#### Terminology Bindings (Differential)

Path | Status | Usage | ValueSet | Version | Source
EHDSCondition.header.​status | Base | preferred |  | Not State | Unknown
EHDSCondition.problem | Base | preferred |  | Not State | Unknown
EHDSCondition.severity | Base | preferred |  | Not State | Unknown
EHDSCondition.stage | Base | preferred |  | Not State | Unknown
EHDSCondition.diagnosisAssertionStatus | Base | preferred |  | Not State | Unknown

Snapshot View

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
EHDSCondition |  | 0..* | EHDSDataSet | Condition model Elements defined in Ancestors:header
header |  | 1..1 | Base | Basic metadata for this information
subject |  | 1..1 | EHDSPatient | Patient/subject information
identifier |  | 0..* | Identifier | Business identifier for the object, unique within its system. Supporting disambiguation between different contexts (systems/countries).
author[x] |  | 0..* |  | The author of the condition information.
authorEHDSHealthProfessional |  |  | EHDSHealthProfessional |
authorEHDSOrganisation |  |  | EHDSOrganisation |
authorEHDSDevice |  |  | EHDSDevice |
date |  | 0..1 | dateTime | Date and optionally time of authoring/issuing
status |  | 1..1 | CodeableConcept | Status of the condition/problem (e.g. active, resolved, inactive, etc) Binding Description: (preferred): HL7 Condition Clinical Status Codes
source |  | 0..1 | CodeableConcept | Source of information (e.g. patient, patient's proxy). Used in case the patient has authored the information or the author has submitted patient-stated information.
language |  | 0..1 | CodeableConcept | Language in which the resource is written. Language is expressed by the IETF language tag. Binding Description: (preferred): BCP 47
problem |  | 1..1 | CodeableConcept | Code identifying the condition, problem or diagnosis Binding Description: (preferred): ICD-10, SNOMED CT, ICD-O, Orphacode if rare disease is diagnosed
onsetDate |  | 0..1 | dateTime | Onset date of a problem/condition
endDate |  | 0..1 | dateTime | The date or estimated date that the condition resolved or went into remission
category |  | 0..* | CodeableConcept | Category or categories of the problem (e.g. POA - present on admission, HAC - hospital aquired condition, and other categorisations).
resolutionCircumstances |  | 0..1 | string | Describes the reason for which the status of the problem changed from current to inactive (e.g. surgical procedure, medical treatment, etc.).
severity |  | 0..1 | CodeableConcept | A subjective assessment of the severity of the condition as evaluated by the clinician. Binding Description: (preferred): HL7 Condition/Diagnosis Severity; SNOMED CT
bodySite |  | 0..* | EHDSBodyStructure | The anatomical location including laterality where this condition manifests itself.
stage |  | 0..* | CodeableConcept | Stage/grade usually assessed formally using a specific staging/grading system. Multiple assessment systems could be used. Binding Description: (preferred): e.g. TNM, ICD-O-3, Bi-Rads, Li-Rads, …
diagnosisAssertionStatus |  | 0..1 | CodeableConcept | Assertion about the certainty associated with a diagnosis. Diagnostic and/or clinical evidence of condition. Binding Description: (preferred): HL7 Condition Verification Status
specialistContact |  | 0..* | EHDSHealthProfessional | Health Professional who may be specifically related to the problem, as a preferred contact.
externalResource |  | 0..* | uri | External Resource which may be specifically related to the problem, for example a link between a rare disease problem and the corresponding guidelines.
Documentation for this format

#### Terminology Bindings

Path | Status | Usage | ValueSet | Version | Source
EHDSCondition.header.​status | Base | preferred |  | Not State | Unknown
EHDSCondition.header.​language | Base | preferred |  | Not State | Unknown
EHDSCondition.problem | Base | preferred |  | Not State | Unknown
EHDSCondition.severity | Base | preferred |  | Not State | Unknown
EHDSCondition.stage | Base | preferred |  | Not State | Unknown
EHDSCondition.diagnosisAssertionStatus | Base | preferred |  | Not State | Unknown

This structure is derived from EHDSDataSet

Summary

Mandatory: 0 element(1 nested mandatory element)

Other representations of profile: CSV, Excel