{"code":"I87.033","type":"code","title":"Postthrombotic syndrome with ulcer and inflammation of bilateral lower extremity","codeAlso":[],"includes":[],"modern_v":"official26","codeFirst":[],"excludes1":["chronic venous hypertension without deep vein thrombosis (I87.3-)"],"excludes2":[],"isBillable":true,"fyEffectivity":{"fy2026":true,"fy2027":true,"billableFy2026":true,"billableFy2027":true},"inclusionTerms":[],"useAdditionalCode":["code to specify site and severity of ulcer (L97.-)"],"clinicalDefinition":"Postthrombotic syndrome with ulcer and inflammation of bilateral lower extremity is a billable ICD-10-CM diagnosis code (I87.033). Excludes1 (not coded here): chronic venous hypertension without deep vein thrombosis (I87.3-). Use additional code: code to specify site and severity of ulcer (L97.-).","officialDefinition":"Postthrombotic syndrome with ulcer and inflammation of bilateral lower extremity is a billable ICD-10-CM diagnosis code (I87.033). Excludes1 (not coded here): chronic venous hypertension without deep vein thrombosis (I87.3-). Use additional code: code to specify site and severity of ulcer (L97.-).","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":""}