description: This profile constrains the ChLabObservationSingleTest profile for the purpose of laboratory platelet mean volume. package_name: ch.fhir.ig.ch-lab-report derivation: constraint name: ChLabPlateletMeanVolume type: Observation elements: category: pattern: type: CodeableConcept value: coding: - {code: 18723-7, system: 'http://loinc.org', display: Hematology studies (set)} index: 0 slicing: slices: studyType: match: {} schema: pattern: type: CodeableConcept value: coding: - {code: 18723-7, system: 'http://loinc.org', display: Hematology studies (set)} index: 0 specialty: match: {} schema: pattern: type: CodeableConcept value: coding: - {code: '394916005', system: 'http://snomed.info/sct', display: Hematopathology} index: 1 code: pattern: type: CodeableConcept value: coding: - {code: 32623-1, system: 'http://loinc.org', display: 'Platelet mean volume [Entitic volume] in Blood by Automated count'} index: 2 package_version: 1.0.0-ballot class: profile kind: resource url: http://fhir.ch/ig/ch-lab-report/StructureDefinition/ch-lab-observation-results-platelets-mean-volume base: http://fhir.ch/ig/ch-lab-report/StructureDefinition/ChLab-observation-single-test version: 1.0.0-ballot