{"code":"M32.12","type":"code","title":"Pericarditis in systemic lupus erythematosus","codeAlso":[],"includes":["autoimmune disease NOS","collagen (vascular) disease NOS","systemic autoimmune disease","systemic collagen (vascular) disease"],"modern_v":"official26","codeFirst":[],"excludes1":["lupus erythematosus (discoid) (NOS) (L93.0)","autoimmune disease, single organ or single cell-type -code to relevant condition category"],"excludes2":[],"isBillable":true,"fyEffectivity":{"fy2026":true,"fy2027":true},"sibling_codes":["M32","M32.0","M32.1","M32.10","M32.11","M32.13","M32.14","M32.15","M32.19","M32.8","M32.9"],"inclusionTerms":["Lupus pericarditis"],"sibling_titles":{"code":"M32.9","title":"Systemic lupus erythematosus, unspecified","isBillable":true},"useAdditionalCode":[],"clinicalDefinition":"Pericarditis in systemic lupus erythematosus is a billable ICD-10-CM diagnosis code (M32.12). Includes: autoimmune disease NOS; collagen (vascular) disease NOS; systemic autoimmune disease; systemic collagen (vascular) disease. Inclusion terms: Lupus pericarditis. Excludes1 (not coded here): lupus erythematosus (discoid) (NOS) (L93.0); autoimmune disease, single organ or single cell-type -code to relevant condition category.","officialDefinition":"Pericarditis in systemic lupus erythematosus is a billable ICD-10-CM diagnosis code (M32.12). Includes: autoimmune disease NOS; collagen (vascular) disease NOS; systemic autoimmune disease; systemic collagen (vascular) disease. Inclusion terms: Lupus pericarditis. Excludes1 (not coded here): lupus erythematosus (discoid) (NOS) (L93.0); autoimmune disease, single organ or single cell-type -code to relevant condition category.","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":""}