description: Observation describing the histologic classification of a patient's tumor and the degree of tumor differentiation. package_name: uz.dhp.integrations derivation: constraint name: CancerObservationHistologicGrade type: Observation elements: method: binding: {strength: required, valueSet: 'https://terminology.dhp.uz/fhir/integrations/ValueSet/cancer-confirmation-method-vs|0.10.0'} mustSupport: true index: 11 value: choices: [valueCodeableConcept] index: 9 effectiveDateTime: {type: dateTime, choiceOf: effective, index: 6} status: pattern: {type: Code, value: final} index: 0 effective: choices: [effectiveDateTime] index: 5 code: binding: {strength: required, valueSet: 'https://terminology.dhp.uz/fhir/integrations/ValueSet/cancer-tumor-morphology-panel-vs|0.10.0'} index: 1 valueCodeableConcept: {type: CodeableConcept, choiceOf: value, index: 10} focus: type: Reference refers: ['https://dhp.uz/fhir/integrations/StructureDefinition/cancer-condition|0.10.0'] index: 3 subject: type: Reference refers: ['https://dhp.uz/fhir/core/StructureDefinition/uz-core-patient|0.10.0'] index: 2 performer: type: Reference refers: ['https://dhp.uz/fhir/core/StructureDefinition/uz-core-practitioner-role|0.10.0'] index: 7 package_version: 0.10.0 class: profile kind: resource url: https://dhp.uz/fhir/integrations/StructureDefinition/cancer-observation-histologic-grade base: https://dhp.uz/fhir/core/StructureDefinition/uz-core-observation|0.10.0 version: 0.10.0 required: [focus, subject]