{ "resourceType": "StructureDefinition", "id": "zib-VisualAcuity", "text": { "status": "empty", "div": "
No narrative is provided for definitional resources. A human-readable rendering can be found in the implementation guide(s) where this resource is used.
" }, "url": "http://nictiz.nl/fhir/StructureDefinition/zib-VisualAcuity", "name": "ZibVisualAcuity", "title": "zib VisualAcuity", "status": "draft", "publisher": "Nictiz", "contact": [ { "name": "Nictiz", "telecom": [ { "system": "url", "value": "https://www.nictiz.nl", "use": "work" } ] } ], "description": "Visual acuity is a measurement of sharpness of vision. It is a measure of the smallest details that someone can still distinguish.", "purpose": "This Observation resource represents the Dutch [zib ('Zorginformatiebouwsteen', i.e. Health and Care Information Model) VisualAcuity v1.0 (2020)](https://zibs.nl/wiki/VisualAcuity-v1.0(2020EN)).", "copyright": "Copyright and related rights waived via CC0, https://creativecommons.org/publicdomain/zero/1.0/. This does not apply to information from third parties, for example a medical terminology system. The implementer alone is responsible for identifying and obtaining any necessary licenses or authorizations to utilize third party IP in connection with the specification or otherwise.", "fhirVersion": "4.0.1", "mapping": [ { "identity": "zib-visualacuity-v1.0-2020EN", "uri": "https://zibs.nl/wiki/VisualAcuity-v1.0(2020EN)", "name": "zib VisualAcuity-v1.0(2020EN)" } ], "kind": "resource", "abstract": true, "type": "Observation", "baseDefinition": "http://hl7.org/fhir/StructureDefinition/Observation", "derivation": "constraint", "differential": { "element": [ { "id": "Observation", "path": "Observation", "short": "VisualAcuity", "alias": [ "Visus" ], "mapping": [ { "identity": "zib-visualacuity-v1.0-2020EN", "map": "NL-CM:12.19.1", "comment": "VisualAcuity" } ] }, { "id": "Observation.code", "path": "Observation.code", "patternCodeableConcept": { "coding": [ { "system": "http://snomed.info/sct", "code": "260246004" } ] } }, { "id": "Observation.effective[x]", "path": "Observation.effective[x]", "slicing": { "discriminator": [ { "type": "type", "path": "$this" } ], "rules": "open" } }, { "id": "Observation.effective[x]:effectiveDateTime", "path": "Observation.effective[x]", "sliceName": "effectiveDateTime", "short": "VisualAcuityDateTime", "definition": "The date and time when the visual acuity was measured.", "alias": [ "VisusDatumTijd" ], "type": [ { "code": "dateTime" } ], "mapping": [ { "identity": "zib-visualacuity-v1.0-2020EN", "map": "NL-CM:12.19.4", "comment": "VisualAcuityDateTime" } ] }, { "id": "Observation.value[x]", "path": "Observation.value[x]", "slicing": { "discriminator": [ { "type": "type", "path": "$this" } ], "rules": "open" } }, { "id": "Observation.value[x]:valueQuantity", "path": "Observation.value[x]", "sliceName": "valueQuantity", "short": "DecimalVisualAqcuity", "definition": "The measured decimal visual acuity.", "comment": "Visual acuity is measured a dimensionless decimal. Therefore, a pattern with unit '1' is defined on `.valueQuantity`.", "alias": [ "DecimaleVisusWaarde" ], "type": [ { "code": "Quantity" } ], "patternQuantity": { "system": "http://unitsofmeasure.org", "code": "1" }, "minValueQuantity": { "value": 0, "system": "http://unitsofmeasure.org", "code": "1" }, "maxValueQuantity": { "value": 2, "system": "http://unitsofmeasure.org", "code": "1" }, "mapping": [ { "identity": "zib-visualacuity-v1.0-2020EN", "map": "NL-CM:12.19.11", "comment": "VisualAcuity" } ] }, { "id": "Observation.bodySite", "path": "Observation.bodySite", "definition": "The laterality of the eye of which the visual acuity has been measured.", "comment": "The code on this element is added to make explicit what is implicit in the zib. See [ZIB-1442](https://bits.nictiz.nl/browse/ZIB-1442) for details.", "type": [ { "code": "CodeableConcept", "profile": [ "http://nictiz.nl/fhir/StructureDefinition/zib-AnatomicalLocation" ] } ], "patternCodeableConcept": { "coding": [ { "system": "http://snomed.info/sct", "code": "81745001" } ] } }, { "id": "Observation.bodySite.extension:laterality", "path": "Observation.bodySite.extension", "sliceName": "laterality" }, { "id": "Observation.bodySite.extension:laterality.value[x]", "path": "Observation.bodySite.extension.value[x]", "short": "AnatomicalLocation", "definition": "The laterality of the eye of which the visual acuity has been measured.", "alias": [ "AnatomischeLocatie" ], "mapping": [ { "identity": "zib-visualacuity-v1.0-2020EN", "map": "NL-CM:12.19.5", "comment": "AnatomicalLocation" } ] }, { "id": "Observation.device", "path": "Observation.device", "type": [ { "code": "Reference", "targetProfile": [ "http://hl7.org/fhir/StructureDefinition/Device", "http://hl7.org/fhir/StructureDefinition/DeviceMetric", "http://nictiz.nl/fhir/StructureDefinition/zib-VisualAcuity.VisualAcuityMeasurementDevice" ] } ] }, { "id": "Observation.component", "path": "Observation.component", "slicing": { "discriminator": [ { "type": "value", "path": "code" } ], "rules": "open" } }, { "id": "Observation.component:visualAcuityType", "path": "Observation.component", "sliceName": "visualAcuityType", "max": "1" }, { "id": "Observation.component:visualAcuityType.code", "path": "Observation.component.code", "patternCodeableConcept": { "coding": [ { "system": "http://snomed.info/sct", "code": "16830007" } ] } }, { "id": "Observation.component:visualAcuityType.value[x]", "path": "Observation.component.value[x]", "short": "VisualAcuityType", "definition": "Type of visual acuity measurement.", "alias": [ "VisusMetingType" ], "type": [ { "code": "CodeableConcept" } ], "binding": { "strength": "extensible", "valueSet": "http://decor.nictiz.nl/fhir/ValueSet/2.16.840.1.113883.2.4.3.11.60.40.2.12.19.2--20200901000000" }, "mapping": [ { "identity": "zib-visualacuity-v1.0-2020EN", "map": "NL-CM:12.19.2", "comment": "VisualAcuityType" } ] }, { "id": "Observation.component:visualAcuityMeasurementChart", "path": "Observation.component", "sliceName": "visualAcuityMeasurementChart", "max": "1" }, { "id": "Observation.component:visualAcuityMeasurementChart.code", "path": "Observation.component.code", "patternCodeableConcept": { "coding": [ { "system": "http://snomed.info/sct", "code": "363691001" } ] } }, { "id": "Observation.component:visualAcuityMeasurementChart.value[x]", "path": "Observation.component.value[x]", "short": "VisualAcuityMeasurementChart", "definition": "The type of chart used for the visual acuity measurement.", "alias": [ "VisusMetingKaart" ], "type": [ { "code": "CodeableConcept" } ], "binding": { "strength": "extensible", "valueSet": "http://decor.nictiz.nl/fhir/ValueSet/2.16.840.1.113883.2.4.3.11.60.40.2.12.19.3--20200901000000" }, "mapping": [ { "identity": "zib-visualacuity-v1.0-2020EN", "map": "NL-CM:12.19.7", "comment": "VisualAcuityMeasurementChart" } ] }, { "id": "Observation.component:distanceFromChart", "path": "Observation.component", "sliceName": "distanceFromChart", "max": "1" }, { "id": "Observation.component:distanceFromChart.code", "path": "Observation.component.code", "comment": "This code aligns with the future version of this zib. See [ZIB-1441](https://bits.nictiz.nl/browse/ZIB-1441).", "patternCodeableConcept": { "coding": [ { "system": "http://snomed.info/sct", "code": "152731000146106" } ] } }, { "id": "Observation.component:distanceFromChart.value[x]", "path": "Observation.component.value[x]", "short": "DistanceFromChart", "definition": "Distance to the chart in meters", "alias": [ "AfstandTotKaart" ], "type": [ { "code": "Quantity" } ], "patternQuantity": { "system": "http://unitsofmeasure.org", "code": "m" }, "mapping": [ { "identity": "zib-visualacuity-v1.0-2020EN", "map": "NL-CM:12.19.8", "comment": "DistanceFromChart" } ] } ] } }