description: Documents a communication with a patient or other participant as an activity within the context of a computable clinical practice guideline package_name: hl7.fhir.uv.cpg.r4 derivation: constraint name: CPGCommunication type: Communication elements: category: {mustSupport: true, index: 9} received: {mustSupport: true, index: 15} instantiatesCanonical: {short: Source, mustSupport: true, index: 5} encounter: {mustSupport: true, index: 13} recipient: {mustSupport: true, index: 16} statusReason: {mustSupport: true, index: 8} sent: {mustSupport: true, index: 14} extension: index: 0 slicing: rules: open ordered: false discriminator: - {path: url, type: value} min: null slices: instantiatesCaseFeature: match: {url: null} schema: {type: Extension, mustSupport: true, url: 'http://hl7.org/fhir/uv/cpg/StructureDefinition/cpg-instantiatesCaseFeature', index: 1} min: 0 max: 1 caseFeatureType: match: {url: null} schema: {type: Extension, mustSupport: true, url: 'http://hl7.org/fhir/uv/cpg/StructureDefinition/cpg-caseFeatureType', index: 2} min: 0 max: 1 caseFeaturePertinence: match: {url: null} schema: {type: Extension, mustSupport: true, url: 'http://hl7.org/fhir/uv/cpg/StructureDefinition/cpg-caseFeaturePertinence', index: 3} min: 0 max: 1 priority: {mustSupport: true, index: 10} status: {mustSupport: true, index: 7} sender: {mustSupport: true, index: 17} identifier: {mustSupport: true, index: 4} basedOn: type: Reference mustSupport: true refers: ['http://hl7.org/fhir/uv/cpg/StructureDefinition/cpg-communicationrequest'] index: 6 subject: {mustSupport: true, index: 11} about: {short: Pertinent information, mustSupport: true, index: 12} package_version: 2.0.0-ballot extensions: instantiatesCaseFeature: {url: 'http://hl7.org/fhir/uv/cpg/StructureDefinition/cpg-instantiatesCaseFeature', min: 0, max: 1, type: Extension, mustSupport: true, index: 1} caseFeatureType: {url: 'http://hl7.org/fhir/uv/cpg/StructureDefinition/cpg-caseFeatureType', min: 0, max: 1, type: Extension, mustSupport: true, index: 2} caseFeaturePertinence: {url: 'http://hl7.org/fhir/uv/cpg/StructureDefinition/cpg-caseFeaturePertinence', min: 0, max: 1, type: Extension, mustSupport: true, index: 3} class: profile kind: resource url: http://hl7.org/fhir/uv/cpg/StructureDefinition/cpg-communication base: http://hl7.org/fhir/StructureDefinition/Communication version: 2.0.0-ballot