description: Rai stage for chronic lymphocytic leukemia (CLL) package_name: hl7.fhir.us.mcode derivation: constraint name: CLLRaiStage type: Observation elements: code: pattern: type: CodeableConcept value: coding: - {code: C141207, system: 'http://ncicb.nci.nih.gov/xml/owl/EVS/Thesaurus.owl'} index: 0 value: choices: [] index: 2 method: binding: {strength: required, valueSet: 'http://hl7.org/fhir/us/mcode/ValueSet/mcode-rai-staging-method-vs'} index: 3 package_version: 4.0.0-ballot class: profile kind: resource url: http://hl7.org/fhir/us/mcode/StructureDefinition/mcode-cll-rai-stage base: http://hl7.org/fhir/us/mcode/StructureDefinition/mcode-cancer-stage version: 4.0.0-ballot