{"code":"Q87.40","type":"code","title":"Marfan syndrome, unspecified","codeAlso":[],"includes":[],"modern_v":"official26","codeFirst":[],"excludes1":[],"excludes2":[],"isBillable":true,"fyEffectivity":{"fy2026":true,"fy2027":true},"inclusionTerms":[],"useAdditionalCode":["code(s) to identify all associated manifestations"],"clinicalDefinition":"Marfan syndrome, unspecified is a billable ICD-10-CM diagnosis code (Q87.40). Use additional code: code(s) to identify all associated manifestations.","officialDefinition":"Marfan syndrome, unspecified is a billable ICD-10-CM diagnosis code (Q87.40). Use additional code: code(s) to identify all associated manifestations.","seventhCharacterInstructions":[],"workflowProtocols":[],"guidelines":{"whenToUse":[],"whenNotToUse":[],"commonBillingMistakes":[],"codeComparisons":[],"documentationChecklist":[]},"domainLandscape":{"summary":"Primary diagnostic domain and clinical landscape evaluation.","keyCategories":[],"diagnosticContinuum":"Progression continuum from acute presentation to resolution."},"children":[],"hierarchy":[],"relatedCodes":[],"relevantCPTCodes":[],"documentationTips":[],"caseStudies":[],"description":"","overview":""}