{"code":"I26.04","type":"code","title":"Fat embolism of pulmonary artery with acute cor pulmonale","codeAlso":[],"includes":["pulmonary (acute) (artery)(vein) infarction","pulmonary (acute) (artery)(vein) thromboembolism","pulmonary (acute) (artery)(vein) thrombosis"],"modern_v":"official26","codeFirst":[", if applicable:","complication of other artery following a procedure (T81.718)","traumatic fat embolism (T79.1)"],"excludes1":["cor pulmonale without embolism (I27.81)"],"excludes2":["chronic pulmonary embolism (I27.82)","personal history of pulmonary embolism (Z86.711)","pulmonary embolism complicating abortion, ectopic or molar pregnancy (O00-O07, O08.2)","pulmonary embolism complicating pregnancy, childbirth and the puerperium (O88.-)","pulmonary embolism due to trauma (T79.0, T79.1)","pulmonary embolism due to complications of surgical and medical care (T80.0, T81.7-, T82.8-)","septic (non-pulmonary) arterial embolism (I76)"],"isBillable":true,"fyEffectivity":{"fy2026":true,"fy2027":true,"billableFy2026":true,"billableFy2027":true},"sibling_codes":["I26","I26.0","I26.01","I26.02","I26.03","I26.09","I26.9","I26.90","I26.92","I26.93","I26.94","I26.95","I26.96","I26.99"],"inclusionTerms":[],"sibling_titles":{"code":"I26.99","title":"Other pulmonary embolism without acute cor pulmonale","isBillable":true},"useAdditionalCode":[],"clinicalDefinition":"Fat embolism of pulmonary artery with acute cor pulmonale is a billable ICD-10-CM diagnosis code (I26.04). Includes: pulmonary (acute) (artery)(vein) infarction; pulmonary (acute) (artery)(vein) thromboembolism; pulmonary (acute) (artery)(vein) thrombosis. Excludes1 (not coded here): cor pulmonale without embolism (I27.81). Excludes2 (not included here): chronic pulmonary embolism (I27.82); personal history of pulmonary embolism (Z86.","officialDefinition":"Fat embolism of pulmonary artery with acute cor pulmonale is a billable ICD-10-CM diagnosis code (I26.04). Includes: pulmonary (acute) (artery)(vein) infarction; pulmonary (acute) (artery)(vein) thromboembolism; pulmonary (acute) (artery)(vein) thrombosis. Excludes1 (not coded here): cor pulmonale without embolism (I27.81). Excludes2 (not included here): chronic pulmonary embolism (I27.82); personal history of pulmonary embolism (Z86.711); pulmonary embolism complicating abortion, ectopic or molar pregnancy (O00-O07, O08.2); pulmonary embolism complicating pregnancy, childbirth and the puerperium (O88.-); pulmonary embolism due to trauma (T79.0, T79.1); pulmonary embolism due to complications of surgical and medical care (T80.0, T81.7-, T82.8-); septic (non-pulmonary) arterial embolism (I76). Code first: , if applicable:; complication of other artery following a procedure (T81.718); traumatic fat embolism (T79.1).","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":""}