EHDS Logical Information Models
0.1.0 - ci-build

EHDS Logical Information Models, published by Xt-EHR. This guide is not an authorized publication; it is the continuous build for version 0.1.0 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/tree/main and changes regularly. See the Directory of published versions

Logical Model: EHDSCondition - Detailed Descriptions

Draft as of 2025-08-25

Definitions for the EHDSCondition logical model.

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

0. EHDSCondition
Definition

EHDS refined base model for a clinical condition, problem, diagnosis, or other event, situation, issue, or clinical concept that has risen to a level of concern.


Base definition for all types defined in FHIR type system.

ShortCondition modelBase for all types and resources
Control0..*
Is Modifierfalse
Logical ModelInstances of this logical model are not marked to be the target of a Reference
2. EHDSCondition.header
Definition

Common header for all patient-related data

ShortCommon header for all patient-related data
Control1..1
TypeBase
4. EHDSCondition.header.subject
Definition

Patient/subject information

ShortSubject
Control1..1
Typehttps://www.xt-ehr.eu/specifications/fhir/StructureDefinition/EHDSPatient
6. EHDSCondition.header.identifier
Definition

Business identifier for the object

ShortBusiness identifier for the object
NoteThis is a business identifier, not a resource identifier (see discussion)
Control0..*
TypeIdentifier
8. EHDSCondition.header.authorship
Definition

Resource authoring details

ShortAuthorship
Control1..*
TypeBase
10. EHDSCondition.header.authorship.author[x]
Definition

Author(s) by whom the resource was/were authored. Multiple authors could be provided.

ShortAuthor
Control1..1
TypeChoice of: https://www.xt-ehr.eu/specifications/fhir/StructureDefinition/EHDSHealthProfessional, https://www.xt-ehr.eu/specifications/fhir/StructureDefinition/EHDSOrganisation, https://www.xt-ehr.eu/specifications/fhir/StructureDefinition/EHDSDevice
[x] NoteSeeChoice of Data Typesfor further information about how to use [x]
12. EHDSCondition.header.authorship.datetime
Definition

Date and time of the issuing the document/resource by its author.

ShortDate and time of authoring/issuing
Control1..1
TypedateTime
Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
14. EHDSCondition.header.lastUpdate
Definition

Date and time of the last update to the document/information

ShortDate and time of the last update to the resource
Control0..1
TypedateTime
Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
16. EHDSCondition.header.status
Definition

Status of the resource

ShortStatus of the resource
Control1..1
TypeCodeableConcept
18. EHDSCondition.header.statusReason[x]
Definition

Reason for the current status of the resource.

ShortReason for the current status of the resource.
Control0..1
TypeChoice of: CodeableConcept, string
[x] NoteSeeChoice of Data Typesfor further information about how to use [x]
Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
20. EHDSCondition.header.language
Definition

Language in which the resource is written. Language is expressed by the IETF language tag.

ShortLanguage
Control0..1
Binding

BCP 47

TypeCodeableConcept
22. EHDSCondition.header.version
Definition

Business version of the resource.

ShortVersion
NoteThis is a business version Id, not a resource version Id (see discussion)
Control0..1
Typestring
Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
24. EHDSCondition.presentedForm
Definition

A narrative easy-to-read representation of the full data set, e.g. PDF-version of a document

ShortA narrative easy-to-read representation of the full data set, e.g. PDF-version of a document
Control0..*
Typehttps://www.xt-ehr.eu/specifications/fhir/StructureDefinition/EHDSAttachment
26. EHDSCondition.problem
Definition

Code identifying the condition, problem or diagnosis

ShortCode identifying the condition, problem or diagnosis
Control1..1
Binding

ICD-10, SNOMED CT, ICD-O, Orphacode if rare disease is diagnosed

TypeCodeableConcept
Requirements

eHN Guideline HDR (v1.1): A.2.6.1.2; PS (v3.4) A.2.2.2.1, A.2.3.1.1

28. EHDSCondition.onsetDate
Definition

Onset date of a problem/condition

ShortOnset date of a problem/condition
Control0..1
TypedateTime
Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
Requirements

eHN Guideline HDR (v1.1): A.2.6.1.3; PS (v3.4) A.2.2.2.2, A.2.3.1.2

30. EHDSCondition.endDate
Definition

The date or estimated date that the condition resolved or went into remission

ShortThe date or estimated date that the condition resolved or went into remission
Control0..1
TypedateTime
Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
Requirements

eHN Guideline HDR (v1.1): A.2.6.1.4; PS (v3.4) A.2.2.2.3

32. EHDSCondition.category
Definition

Category or categories of the problem (e.g. POA - present on admission, HAC - hospital aquired condition, and other categorisations).

ShortCategory or categories of the problem (e.g. POA - present on admission, HAC - hospital aquired condition, and other categorisations).
Control0..*
TypeCodeableConcept
Requirements

eHN Guideline HDR (v1.1): A.2.6.1.5

34. EHDSCondition.problemStatus
Definition

Status of the condition/problem (active, resolved, inactive, ...)

ShortStatus of the condition/problem (active, resolved, inactive, ...)
Control0..1
Binding

HL7 Condition Clinical Status Codes

TypeCodeableConcept
Requirements

eHN Guideline HDR (v1.1): A.2.6.1.7; PS (v3.4) A.2.2.2.1

36. EHDSCondition.resolutionCircumstances
Definition

This field includes free text if the resolution circumstances are not already included in other fields such as surgical procedure, medical device, etc., e.g. hepatic cystectomy (this will be the resolution circumstances for the problem "hepatic cyst" and will be included in surgical procedures).

ShortDescribes the reason for which the status of the problem changed from current to inactive (e.g. surgical procedure, medical treatment, etc.).
Control0..*
Typestring
Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
Requirements

eHN Guideline HDR (v1.1): A.2.6.1.8; PS (v3.4) A.2.2.2.4

38. EHDSCondition.severity
Definition

A subjective assessment of the severity of the condition as evaluated by the clinician.

ShortA subjective assessment of the severity of the condition as evaluated by the clinician.
Control0..1
Binding

HL7 Condition/Diagnosis Severity; SNOMED CT

TypeCodeableConcept
Requirements

eHN Guideline HDR (v1.1): A.2.6.1.9

40. EHDSCondition.anatomicLocation
Definition

The anatomical location including laterality where this condition manifests itself.

ShortThe anatomical location including laterality where this condition manifests itself.
Control0..*
Typehttps://www.xt-ehr.eu/specifications/fhir/StructureDefinition/EHDSBodyStructure
Requirements

eHN Guideline HDR (v1.1): A.2.6.1.2

42. EHDSCondition.stage
Definition

Stage/grade usually assessed formally using a specific staging/grading system. Multiple assessment systems could be used.

ShortStage/grade usually assessed formally using a specific staging/grading system. Multiple assessment systems could be used.
Control0..*
Binding

e.g. TNM, ICD-O-3, Bi-Rads, Li-Rads, …

TypeCodeableConcept
Requirements

eHN Guideline HDR (v1.1): A.2.6.1.10

44. EHDSCondition.diagnosisAssertionStatus
Definition

Assertion about the certainty associated with a diagnosis. Diagnostic and/or clinical evidence of condition.

ShortAssertion about the certainty associated with a diagnosis. Diagnostic and/or clinical evidence of condition.
Control0..1
Binding

HL7 Condition Verification Status

TypeCodeableConcept
Requirements

eHN Guideline PS (v3.4) A.2.3.1.3

46. EHDSCondition.asserter
Definition

The asserter of the condition

ShortThe asserter of the condition
Control0..1
Typehttps://www.xt-ehr.eu/specifications/fhir/StructureDefinition/EHDSHealthProfessional
48. EHDSCondition.assertedDate
Definition

Date and time of the diagnosis assertion

ShortDate and time of the diagnosis assertion
Control0..1
TypedateTime
Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
50. EHDSCondition.specialistContact
Definition

Health Professional who may be specifically related to the problem, as a preferred contact.

ShortHealth Professional who may be specifically related to the problem, as a preferred contact.
Control0..*
Typehttps://www.xt-ehr.eu/specifications/fhir/StructureDefinition/EHDSHealthProfessional
Requirements

ISO IPS, MyHealth@EU

52. EHDSCondition.externalResource
Definition

External Resource which may be specifically related to the problem, for example a link between a rare disease problem and the corresponding guidelines.

ShortExternal Resource which may be specifically related to the problem, for example a link between a rare disease problem and the corresponding guidelines.
Control0..*
Typeuri
Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
Requirements

MyHealth@EU

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

0. EHDSCondition
Definition

EHDS refined base model for a clinical condition, problem, diagnosis, or other event, situation, issue, or clinical concept that has risen to a level of concern.

ShortCondition model
Logical ModelInstances of this logical model are not marked to be the target of a Reference
2. EHDSCondition.problem
Definition

Code identifying the condition, problem or diagnosis

ShortCode identifying the condition, problem or diagnosis
Control1..1
Binding

ICD-10, SNOMED CT, ICD-O, Orphacode if rare disease is diagnosed

TypeCodeableConcept
Requirements

eHN Guideline HDR (v1.1): A.2.6.1.2; PS (v3.4) A.2.2.2.1, A.2.3.1.1

4. EHDSCondition.onsetDate
Definition

Onset date of a problem/condition

ShortOnset date of a problem/condition
Control0..1
TypedateTime
Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
Requirements

eHN Guideline HDR (v1.1): A.2.6.1.3; PS (v3.4) A.2.2.2.2, A.2.3.1.2

6. EHDSCondition.endDate
Definition

The date or estimated date that the condition resolved or went into remission

ShortThe date or estimated date that the condition resolved or went into remission
Control0..1
TypedateTime
Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
Requirements

eHN Guideline HDR (v1.1): A.2.6.1.4; PS (v3.4) A.2.2.2.3

8. EHDSCondition.category
Definition

Category or categories of the problem (e.g. POA - present on admission, HAC - hospital aquired condition, and other categorisations).

ShortCategory or categories of the problem (e.g. POA - present on admission, HAC - hospital aquired condition, and other categorisations).
Control0..*
TypeCodeableConcept
Requirements

eHN Guideline HDR (v1.1): A.2.6.1.5

10. EHDSCondition.problemStatus
Definition

Status of the condition/problem (active, resolved, inactive, ...)

ShortStatus of the condition/problem (active, resolved, inactive, ...)
Control0..1
Binding

HL7 Condition Clinical Status Codes

TypeCodeableConcept
Requirements

eHN Guideline HDR (v1.1): A.2.6.1.7; PS (v3.4) A.2.2.2.1

12. EHDSCondition.resolutionCircumstances
Definition

This field includes free text if the resolution circumstances are not already included in other fields such as surgical procedure, medical device, etc., e.g. hepatic cystectomy (this will be the resolution circumstances for the problem "hepatic cyst" and will be included in surgical procedures).

ShortDescribes the reason for which the status of the problem changed from current to inactive (e.g. surgical procedure, medical treatment, etc.).
Control0..*
Typestring
Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
Requirements

eHN Guideline HDR (v1.1): A.2.6.1.8; PS (v3.4) A.2.2.2.4

14. EHDSCondition.severity
Definition

A subjective assessment of the severity of the condition as evaluated by the clinician.

ShortA subjective assessment of the severity of the condition as evaluated by the clinician.
Control0..1
Binding

HL7 Condition/Diagnosis Severity; SNOMED CT

TypeCodeableConcept
Requirements

eHN Guideline HDR (v1.1): A.2.6.1.9

16. EHDSCondition.anatomicLocation
Definition

The anatomical location including laterality where this condition manifests itself.

ShortThe anatomical location including laterality where this condition manifests itself.
Control0..*
Typehttps://www.xt-ehr.eu/specifications/fhir/StructureDefinition/EHDSBodyStructure
Requirements

eHN Guideline HDR (v1.1): A.2.6.1.2

18. EHDSCondition.stage
Definition

Stage/grade usually assessed formally using a specific staging/grading system. Multiple assessment systems could be used.

ShortStage/grade usually assessed formally using a specific staging/grading system. Multiple assessment systems could be used.
Control0..*
Binding

e.g. TNM, ICD-O-3, Bi-Rads, Li-Rads, …

TypeCodeableConcept
Requirements

eHN Guideline HDR (v1.1): A.2.6.1.10

20. EHDSCondition.diagnosisAssertionStatus
Definition

Assertion about the certainty associated with a diagnosis. Diagnostic and/or clinical evidence of condition.

ShortAssertion about the certainty associated with a diagnosis. Diagnostic and/or clinical evidence of condition.
Control0..1
Binding

HL7 Condition Verification Status

TypeCodeableConcept
Requirements

eHN Guideline PS (v3.4) A.2.3.1.3

22. EHDSCondition.asserter
Definition

The asserter of the condition

ShortThe asserter of the condition
Control0..1
Typehttps://www.xt-ehr.eu/specifications/fhir/StructureDefinition/EHDSHealthProfessional
24. EHDSCondition.assertedDate
Definition

Date and time of the diagnosis assertion

ShortDate and time of the diagnosis assertion
Control0..1
TypedateTime
Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
26. EHDSCondition.specialistContact
Definition

Health Professional who may be specifically related to the problem, as a preferred contact.

ShortHealth Professional who may be specifically related to the problem, as a preferred contact.
Control0..*
Typehttps://www.xt-ehr.eu/specifications/fhir/StructureDefinition/EHDSHealthProfessional
Requirements

ISO IPS, MyHealth@EU

28. EHDSCondition.externalResource
Definition

External Resource which may be specifically related to the problem, for example a link between a rare disease problem and the corresponding guidelines.

ShortExternal Resource which may be specifically related to the problem, for example a link between a rare disease problem and the corresponding guidelines.
Control0..*
Typeuri
Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
Requirements

MyHealth@EU

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

0. EHDSCondition
Definition

EHDS refined base model for a clinical condition, problem, diagnosis, or other event, situation, issue, or clinical concept that has risen to a level of concern.

ShortCondition model
Control0..*
Is Modifierfalse
Logical ModelInstances of this logical model are not marked to be the target of a Reference
2. EHDSCondition.header
Definition

Common header for all patient-related data

ShortCommon header for all patient-related data
Control1..1
TypeBase
4. EHDSCondition.header.subject
Definition

Patient/subject information

ShortSubject
Control1..1
Typehttps://www.xt-ehr.eu/specifications/fhir/StructureDefinition/EHDSPatient
6. EHDSCondition.header.identifier
Definition

Business identifier for the object

ShortBusiness identifier for the object
NoteThis is a business identifier, not a resource identifier (see discussion)
Control0..*
TypeIdentifier
8. EHDSCondition.header.authorship
Definition

Resource authoring details

ShortAuthorship
Control1..*
TypeBase
10. EHDSCondition.header.authorship.author[x]
Definition

Author(s) by whom the resource was/were authored. Multiple authors could be provided.

ShortAuthor
Control1..1
TypeChoice of: https://www.xt-ehr.eu/specifications/fhir/StructureDefinition/EHDSHealthProfessional, https://www.xt-ehr.eu/specifications/fhir/StructureDefinition/EHDSOrganisation, https://www.xt-ehr.eu/specifications/fhir/StructureDefinition/EHDSDevice
[x] NoteSeeChoice of Data Typesfor further information about how to use [x]
12. EHDSCondition.header.authorship.datetime
Definition

Date and time of the issuing the document/resource by its author.

ShortDate and time of authoring/issuing
Control1..1
TypedateTime
Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
14. EHDSCondition.header.lastUpdate
Definition

Date and time of the last update to the document/information

ShortDate and time of the last update to the resource
Control0..1
TypedateTime
Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
16. EHDSCondition.header.status
Definition

Status of the resource

ShortStatus of the resource
Control1..1
TypeCodeableConcept
18. EHDSCondition.header.statusReason[x]
Definition

Reason for the current status of the resource.

ShortReason for the current status of the resource.
Control0..1
TypeChoice of: CodeableConcept, string
[x] NoteSeeChoice of Data Typesfor further information about how to use [x]
Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
20. EHDSCondition.header.language
Definition

Language in which the resource is written. Language is expressed by the IETF language tag.

ShortLanguage
Control0..1
Binding

BCP 47

TypeCodeableConcept
22. EHDSCondition.header.version
Definition

Business version of the resource.

ShortVersion
NoteThis is a business version Id, not a resource version Id (see discussion)
Control0..1
Typestring
Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
24. EHDSCondition.presentedForm
Definition

A narrative easy-to-read representation of the full data set, e.g. PDF-version of a document

ShortA narrative easy-to-read representation of the full data set, e.g. PDF-version of a document
Control0..*
Typehttps://www.xt-ehr.eu/specifications/fhir/StructureDefinition/EHDSAttachment
26. EHDSCondition.problem
Definition

Code identifying the condition, problem or diagnosis

ShortCode identifying the condition, problem or diagnosis
Control1..1
Binding

ICD-10, SNOMED CT, ICD-O, Orphacode if rare disease is diagnosed

TypeCodeableConcept
Requirements

eHN Guideline HDR (v1.1): A.2.6.1.2; PS (v3.4) A.2.2.2.1, A.2.3.1.1

28. EHDSCondition.onsetDate
Definition

Onset date of a problem/condition

ShortOnset date of a problem/condition
Control0..1
TypedateTime
Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
Requirements

eHN Guideline HDR (v1.1): A.2.6.1.3; PS (v3.4) A.2.2.2.2, A.2.3.1.2

30. EHDSCondition.endDate
Definition

The date or estimated date that the condition resolved or went into remission

ShortThe date or estimated date that the condition resolved or went into remission
Control0..1
TypedateTime
Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
Requirements

eHN Guideline HDR (v1.1): A.2.6.1.4; PS (v3.4) A.2.2.2.3

32. EHDSCondition.category
Definition

Category or categories of the problem (e.g. POA - present on admission, HAC - hospital aquired condition, and other categorisations).

ShortCategory or categories of the problem (e.g. POA - present on admission, HAC - hospital aquired condition, and other categorisations).
Control0..*
TypeCodeableConcept
Requirements

eHN Guideline HDR (v1.1): A.2.6.1.5

34. EHDSCondition.problemStatus
Definition

Status of the condition/problem (active, resolved, inactive, ...)

ShortStatus of the condition/problem (active, resolved, inactive, ...)
Control0..1
Binding

HL7 Condition Clinical Status Codes

TypeCodeableConcept
Requirements

eHN Guideline HDR (v1.1): A.2.6.1.7; PS (v3.4) A.2.2.2.1

36. EHDSCondition.resolutionCircumstances
Definition

This field includes free text if the resolution circumstances are not already included in other fields such as surgical procedure, medical device, etc., e.g. hepatic cystectomy (this will be the resolution circumstances for the problem "hepatic cyst" and will be included in surgical procedures).

ShortDescribes the reason for which the status of the problem changed from current to inactive (e.g. surgical procedure, medical treatment, etc.).
Control0..*
Typestring
Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
Requirements

eHN Guideline HDR (v1.1): A.2.6.1.8; PS (v3.4) A.2.2.2.4

38. EHDSCondition.severity
Definition

A subjective assessment of the severity of the condition as evaluated by the clinician.

ShortA subjective assessment of the severity of the condition as evaluated by the clinician.
Control0..1
Binding

HL7 Condition/Diagnosis Severity; SNOMED CT

TypeCodeableConcept
Requirements

eHN Guideline HDR (v1.1): A.2.6.1.9

40. EHDSCondition.anatomicLocation
Definition

The anatomical location including laterality where this condition manifests itself.

ShortThe anatomical location including laterality where this condition manifests itself.
Control0..*
Typehttps://www.xt-ehr.eu/specifications/fhir/StructureDefinition/EHDSBodyStructure
Requirements

eHN Guideline HDR (v1.1): A.2.6.1.2

42. EHDSCondition.stage
Definition

Stage/grade usually assessed formally using a specific staging/grading system. Multiple assessment systems could be used.

ShortStage/grade usually assessed formally using a specific staging/grading system. Multiple assessment systems could be used.
Control0..*
Binding

e.g. TNM, ICD-O-3, Bi-Rads, Li-Rads, …

TypeCodeableConcept
Requirements

eHN Guideline HDR (v1.1): A.2.6.1.10

44. EHDSCondition.diagnosisAssertionStatus
Definition

Assertion about the certainty associated with a diagnosis. Diagnostic and/or clinical evidence of condition.

ShortAssertion about the certainty associated with a diagnosis. Diagnostic and/or clinical evidence of condition.
Control0..1
Binding

HL7 Condition Verification Status

TypeCodeableConcept
Requirements

eHN Guideline PS (v3.4) A.2.3.1.3

46. EHDSCondition.asserter
Definition

The asserter of the condition

ShortThe asserter of the condition
Control0..1
Typehttps://www.xt-ehr.eu/specifications/fhir/StructureDefinition/EHDSHealthProfessional
48. EHDSCondition.assertedDate
Definition

Date and time of the diagnosis assertion

ShortDate and time of the diagnosis assertion
Control0..1
TypedateTime
Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
50. EHDSCondition.specialistContact
Definition

Health Professional who may be specifically related to the problem, as a preferred contact.

ShortHealth Professional who may be specifically related to the problem, as a preferred contact.
Control0..*
Typehttps://www.xt-ehr.eu/specifications/fhir/StructureDefinition/EHDSHealthProfessional
Requirements

ISO IPS, MyHealth@EU

52. EHDSCondition.externalResource
Definition

External Resource which may be specifically related to the problem, for example a link between a rare disease problem and the corresponding guidelines.

ShortExternal Resource which may be specifically related to the problem, for example a link between a rare disease problem and the corresponding guidelines.
Control0..*
Typeuri
Primitive ValueThis primitive element may be present, or absent, or replaced by an extension
Requirements

MyHealth@EU