EHDS Logical Information Models
0.2.1 - qa-preview
EHDS Logical Information Models
0.2.1 - qa-preview
EHDS Logical Information Models, published by Xt-EHR. This guide is not an authorized publication; it is the continuous build for version 0.2.1 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
| Draft as of 2026-02-04 |
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. |
| Short | Condition 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. EHDSCondition.header | |
| Definition | Basic metadata for this information |
| Short | Basic metadata for this information |
| Control | 1..1 |
| Type | Base |
| 4. EHDSCondition.header.subject | |
| Definition | Patient/subject information |
| Short | Patient/subject information |
| Control | 1..1 |
| Type | http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSPatient |
| 6. EHDSCondition.header.identifier | |
| Definition | Business identifier for the object, unique within its system. Supporting disambiguation between different contexts (systems/countries). |
| Short | Business identifier for the object, unique within its system. Supporting disambiguation between different contexts (systems/countries). |
| Note | This is a business identifier, not a resource identifier (see discussion) |
| Control | 0..* |
| Type | Identifier |
| 8. EHDSCondition.header.author[x] | |
| Definition | The author of the condition information. |
| Short | The author of the condition information. |
| Control | 0..* |
| Type | Choice of: http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSHealthProfessional, http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSOrganisation, http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSDevice |
| [x] Note | SeeChoice of Data Typesfor further information about how to use [x] |
| 10. EHDSCondition.header.date | |
| Definition | Date and optionally time of authoring/issuing |
| Short | Date and optionally time of authoring/issuing |
| Control | 0..1 |
| Type | dateTime |
| Primitive Value | This primitive element may be present, or absent, or replaced by an extension |
| 12. EHDSCondition.header.status | |
| Definition | Status of the condition/problem (e.g. active, resolved, inactive, etc) |
| Short | Status of the condition/problem (e.g. active, resolved, inactive, etc) |
| Control | 1..1 |
| Binding | HL7 Condition Clinical Status Codes |
| Type | CodeableConcept |
| Requirements | eHN Guideline HDR (v1.1): A.2.6.1.7; PS (v3.4) A.2.2.2.1 |
| 14. EHDSCondition.header.source | |
| Definition | 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. |
| Short | 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. |
| Control | 0..1 |
| Type | CodeableConcept |
| 16. EHDSCondition.header.language | |
| Definition | Language in which the resource is written. Language is expressed by the IETF language tag. |
| Short | Language in which the resource is written. Language is expressed by the IETF language tag. |
| Control | 0..1 |
| Binding | BCP 47 |
| Type | CodeableConcept |
| 18. EHDSCondition.problem | |
| Definition | Code identifying the condition, problem or diagnosis |
| Short | Code identifying the condition, problem or diagnosis |
| Control | 1..1 |
| Binding | ICD-10, SNOMED CT, ICD-O, Orphacode if rare disease is diagnosed |
| Type | CodeableConcept |
| Requirements | eHN Guideline HDR (v1.1): A.2.6.1.2; PS (v3.4) A.2.2.2.1, A.2.3.1.1 |
| 20. EHDSCondition.onsetDate | |
| Definition | Onset date of a problem/condition |
| Short | Onset date of a problem/condition |
| Control | 0..1 |
| Type | dateTime |
| Primitive Value | This 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 |
| 22. EHDSCondition.endDate | |
| Definition | The date or estimated date that the condition resolved or went into remission |
| Short | The date or estimated date that the condition resolved or went into remission |
| Control | 0..1 |
| Type | dateTime |
| Primitive Value | This 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 |
| 24. EHDSCondition.category | |
| Definition | Category or categories of the problem (e.g. POA - present on admission, HAC - hospital aquired condition, and other categorisations). |
| Short | Category or categories of the problem (e.g. POA - present on admission, HAC - hospital aquired condition, and other categorisations). |
| Control | 0..* |
| Type | CodeableConcept |
| Requirements | eHN Guideline HDR (v1.1): A.2.6.1.5 |
| 26. 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). |
| Short | Describes the reason for which the status of the problem changed from current to inactive (e.g. surgical procedure, medical treatment, etc.). |
| Control | 0..* |
| Type | string |
| Primitive Value | This 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 |
| 28. EHDSCondition.severity | |
| Definition | A subjective assessment of the severity of the condition as evaluated by the clinician. |
| Short | A subjective assessment of the severity of the condition as evaluated by the clinician. |
| Control | 0..1 |
| Binding | HL7 Condition/Diagnosis Severity; SNOMED CT |
| Type | CodeableConcept |
| Requirements | eHN Guideline HDR (v1.1): A.2.6.1.9 |
| 30. EHDSCondition.bodySite | |
| Definition | The anatomical location including laterality where this condition manifests itself. |
| Short | The anatomical location including laterality where this condition manifests itself. |
| Control | 0..* |
| Type | http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSBodyStructure |
| Requirements | eHN Guideline HDR (v1.1): A.2.6.1.2 |
| 32. EHDSCondition.stage | |
| Definition | Stage/grade usually assessed formally using a specific staging/grading system. Multiple assessment systems could be used. |
| Short | Stage/grade usually assessed formally using a specific staging/grading system. Multiple assessment systems could be used. |
| Control | 0..* |
| Binding | e.g. TNM, ICD-O-3, Bi-Rads, Li-Rads, … |
| Type | CodeableConcept |
| Requirements | eHN Guideline HDR (v1.1): A.2.6.1.10 |
| 34. EHDSCondition.diagnosisAssertionStatus | |
| Definition | Assertion about the certainty associated with a diagnosis. Diagnostic and/or clinical evidence of condition. |
| Short | Assertion about the certainty associated with a diagnosis. Diagnostic and/or clinical evidence of condition. |
| Control | 0..1 |
| Binding | HL7 Condition Verification Status |
| Type | CodeableConcept |
| Requirements | eHN Guideline PS (v3.4) A.2.3.1.3 |
| 36. EHDSCondition.specialistContact | |
| Definition | Health Professional who may be specifically related to the problem, as a preferred contact. |
| Short | Health Professional who may be specifically related to the problem, as a preferred contact. |
| Control | 0..* |
| Type | http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSHealthProfessional |
| Requirements | ISO IPS, MyHealth@EU |
| 38. 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. |
| Short | External Resource which may be specifically related to the problem, for example a link between a rare disease problem and the corresponding guidelines. |
| Control | 0..* |
| Type | uri |
| Primitive Value | This 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. |
| Short | Condition model |
| Logical Model | Instances of this logical model are not marked to be the target of a Reference |
| 2. EHDSCondition.header | |
| 4. EHDSCondition.header.author[x] | |
| Definition | The author of the condition information. |
| Short | The author of the condition information. |
| [x] Note | SeeChoice of Data Typesfor further information about how to use [x] |
| 6. EHDSCondition.header.status | |
| Definition | Status of the condition/problem (e.g. active, resolved, inactive, etc) |
| Short | Status of the condition/problem (e.g. active, resolved, inactive, etc) |
| Binding | HL7 Condition Clinical Status Codes |
| Requirements | eHN Guideline HDR (v1.1): A.2.6.1.7; PS (v3.4) A.2.2.2.1 |
| 8. EHDSCondition.problem | |
| Definition | Code identifying the condition, problem or diagnosis |
| Short | Code identifying the condition, problem or diagnosis |
| Control | 1..1 |
| Binding | ICD-10, SNOMED CT, ICD-O, Orphacode if rare disease is diagnosed |
| Type | CodeableConcept |
| Requirements | eHN Guideline HDR (v1.1): A.2.6.1.2; PS (v3.4) A.2.2.2.1, A.2.3.1.1 |
| 10. EHDSCondition.onsetDate | |
| Definition | Onset date of a problem/condition |
| Short | Onset date of a problem/condition |
| Control | 0..1 |
| Type | dateTime |
| Primitive Value | This 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 |
| 12. EHDSCondition.endDate | |
| Definition | The date or estimated date that the condition resolved or went into remission |
| Short | The date or estimated date that the condition resolved or went into remission |
| Control | 0..1 |
| Type | dateTime |
| Primitive Value | This 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 |
| 14. EHDSCondition.category | |
| Definition | Category or categories of the problem (e.g. POA - present on admission, HAC - hospital aquired condition, and other categorisations). |
| Short | Category or categories of the problem (e.g. POA - present on admission, HAC - hospital aquired condition, and other categorisations). |
| Control | 0..* |
| Type | CodeableConcept |
| Requirements | eHN Guideline HDR (v1.1): A.2.6.1.5 |
| 16. 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). |
| Short | Describes the reason for which the status of the problem changed from current to inactive (e.g. surgical procedure, medical treatment, etc.). |
| Control | 0..* |
| Type | string |
| Primitive Value | This 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 |
| 18. EHDSCondition.severity | |
| Definition | A subjective assessment of the severity of the condition as evaluated by the clinician. |
| Short | A subjective assessment of the severity of the condition as evaluated by the clinician. |
| Control | 0..1 |
| Binding | HL7 Condition/Diagnosis Severity; SNOMED CT |
| Type | CodeableConcept |
| Requirements | eHN Guideline HDR (v1.1): A.2.6.1.9 |
| 20. EHDSCondition.bodySite | |
| Definition | The anatomical location including laterality where this condition manifests itself. |
| Short | The anatomical location including laterality where this condition manifests itself. |
| Control | 0..* |
| Type | http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSBodyStructure |
| Requirements | eHN Guideline HDR (v1.1): A.2.6.1.2 |
| 22. EHDSCondition.stage | |
| Definition | Stage/grade usually assessed formally using a specific staging/grading system. Multiple assessment systems could be used. |
| Short | Stage/grade usually assessed formally using a specific staging/grading system. Multiple assessment systems could be used. |
| Control | 0..* |
| Binding | e.g. TNM, ICD-O-3, Bi-Rads, Li-Rads, … |
| Type | CodeableConcept |
| Requirements | eHN Guideline HDR (v1.1): A.2.6.1.10 |
| 24. EHDSCondition.diagnosisAssertionStatus | |
| Definition | Assertion about the certainty associated with a diagnosis. Diagnostic and/or clinical evidence of condition. |
| Short | Assertion about the certainty associated with a diagnosis. Diagnostic and/or clinical evidence of condition. |
| Control | 0..1 |
| Binding | HL7 Condition Verification Status |
| Type | CodeableConcept |
| Requirements | eHN Guideline PS (v3.4) A.2.3.1.3 |
| 26. EHDSCondition.specialistContact | |
| Definition | Health Professional who may be specifically related to the problem, as a preferred contact. |
| Short | Health Professional who may be specifically related to the problem, as a preferred contact. |
| Control | 0..* |
| Type | http://www.xt-ehr.eu/fhir/models/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. |
| Short | External Resource which may be specifically related to the problem, for example a link between a rare disease problem and the corresponding guidelines. |
| Control | 0..* |
| Type | uri |
| Primitive Value | This 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. |
| Short | Condition model |
| Control | 0..* |
| Is Modifier | false |
| Logical Model | Instances of this logical model are not marked to be the target of a Reference |
| 2. EHDSCondition.header | |
| Definition | Basic metadata for this information |
| Short | Basic metadata for this information |
| Control | 1..1 |
| Type | Base |
| 4. EHDSCondition.header.subject | |
| Definition | Patient/subject information |
| Short | Patient/subject information |
| Control | 1..1 |
| Type | http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSPatient |
| 6. EHDSCondition.header.identifier | |
| Definition | Business identifier for the object, unique within its system. Supporting disambiguation between different contexts (systems/countries). |
| Short | Business identifier for the object, unique within its system. Supporting disambiguation between different contexts (systems/countries). |
| Note | This is a business identifier, not a resource identifier (see discussion) |
| Control | 0..* |
| Type | Identifier |
| 8. EHDSCondition.header.author[x] | |
| Definition | The author of the condition information. |
| Short | The author of the condition information. |
| Control | 0..* |
| Type | Choice of: http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSHealthProfessional, http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSOrganisation, http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSDevice |
| [x] Note | SeeChoice of Data Typesfor further information about how to use [x] |
| 10. EHDSCondition.header.date | |
| Definition | Date and optionally time of authoring/issuing |
| Short | Date and optionally time of authoring/issuing |
| Control | 0..1 |
| Type | dateTime |
| Primitive Value | This primitive element may be present, or absent, or replaced by an extension |
| 12. EHDSCondition.header.status | |
| Definition | Status of the condition/problem (e.g. active, resolved, inactive, etc) |
| Short | Status of the condition/problem (e.g. active, resolved, inactive, etc) |
| Control | 1..1 |
| Binding | HL7 Condition Clinical Status Codes |
| Type | CodeableConcept |
| Requirements | eHN Guideline HDR (v1.1): A.2.6.1.7; PS (v3.4) A.2.2.2.1 |
| 14. EHDSCondition.header.source | |
| Definition | 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. |
| Short | 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. |
| Control | 0..1 |
| Type | CodeableConcept |
| 16. EHDSCondition.header.language | |
| Definition | Language in which the resource is written. Language is expressed by the IETF language tag. |
| Short | Language in which the resource is written. Language is expressed by the IETF language tag. |
| Control | 0..1 |
| Binding | BCP 47 |
| Type | CodeableConcept |
| 18. EHDSCondition.problem | |
| Definition | Code identifying the condition, problem or diagnosis |
| Short | Code identifying the condition, problem or diagnosis |
| Control | 1..1 |
| Binding | ICD-10, SNOMED CT, ICD-O, Orphacode if rare disease is diagnosed |
| Type | CodeableConcept |
| Requirements | eHN Guideline HDR (v1.1): A.2.6.1.2; PS (v3.4) A.2.2.2.1, A.2.3.1.1 |
| 20. EHDSCondition.onsetDate | |
| Definition | Onset date of a problem/condition |
| Short | Onset date of a problem/condition |
| Control | 0..1 |
| Type | dateTime |
| Primitive Value | This 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 |
| 22. EHDSCondition.endDate | |
| Definition | The date or estimated date that the condition resolved or went into remission |
| Short | The date or estimated date that the condition resolved or went into remission |
| Control | 0..1 |
| Type | dateTime |
| Primitive Value | This 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 |
| 24. EHDSCondition.category | |
| Definition | Category or categories of the problem (e.g. POA - present on admission, HAC - hospital aquired condition, and other categorisations). |
| Short | Category or categories of the problem (e.g. POA - present on admission, HAC - hospital aquired condition, and other categorisations). |
| Control | 0..* |
| Type | CodeableConcept |
| Requirements | eHN Guideline HDR (v1.1): A.2.6.1.5 |
| 26. 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). |
| Short | Describes the reason for which the status of the problem changed from current to inactive (e.g. surgical procedure, medical treatment, etc.). |
| Control | 0..* |
| Type | string |
| Primitive Value | This 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 |
| 28. EHDSCondition.severity | |
| Definition | A subjective assessment of the severity of the condition as evaluated by the clinician. |
| Short | A subjective assessment of the severity of the condition as evaluated by the clinician. |
| Control | 0..1 |
| Binding | HL7 Condition/Diagnosis Severity; SNOMED CT |
| Type | CodeableConcept |
| Requirements | eHN Guideline HDR (v1.1): A.2.6.1.9 |
| 30. EHDSCondition.bodySite | |
| Definition | The anatomical location including laterality where this condition manifests itself. |
| Short | The anatomical location including laterality where this condition manifests itself. |
| Control | 0..* |
| Type | http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSBodyStructure |
| Requirements | eHN Guideline HDR (v1.1): A.2.6.1.2 |
| 32. EHDSCondition.stage | |
| Definition | Stage/grade usually assessed formally using a specific staging/grading system. Multiple assessment systems could be used. |
| Short | Stage/grade usually assessed formally using a specific staging/grading system. Multiple assessment systems could be used. |
| Control | 0..* |
| Binding | e.g. TNM, ICD-O-3, Bi-Rads, Li-Rads, … |
| Type | CodeableConcept |
| Requirements | eHN Guideline HDR (v1.1): A.2.6.1.10 |
| 34. EHDSCondition.diagnosisAssertionStatus | |
| Definition | Assertion about the certainty associated with a diagnosis. Diagnostic and/or clinical evidence of condition. |
| Short | Assertion about the certainty associated with a diagnosis. Diagnostic and/or clinical evidence of condition. |
| Control | 0..1 |
| Binding | HL7 Condition Verification Status |
| Type | CodeableConcept |
| Requirements | eHN Guideline PS (v3.4) A.2.3.1.3 |
| 36. EHDSCondition.specialistContact | |
| Definition | Health Professional who may be specifically related to the problem, as a preferred contact. |
| Short | Health Professional who may be specifically related to the problem, as a preferred contact. |
| Control | 0..* |
| Type | http://www.xt-ehr.eu/fhir/models/StructureDefinition/EHDSHealthProfessional |
| Requirements | ISO IPS, MyHealth@EU |
| 38. 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. |
| Short | External Resource which may be specifically related to the problem, for example a link between a rare disease problem and the corresponding guidelines. |
| Control | 0..* |
| Type | uri |
| Primitive Value | This primitive element may be present, or absent, or replaced by an extension |
| Requirements | MyHealth@EU |
IG © 2022+ Xt-EHR. Package xtehr.eu.ehds.models#0.2.1 based on FHIR 5.0.0. Generated 2026-02-04
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The Xt-EHR action is co-funded by the European Union, EU4Health Program 2021-2027, under Grant Agreement Nr.º 101128085.
