Cardiomyopathy

Definition

These are myocardial disorders in which the heart muscle is structurally and functionally abnormal, in the absence of coronary artery disease, hypertension, valvular disease and congenital heart disease sufficient to cause the observed myocardial abnormality.

Exclusions

• Inflammatory cardiomyopathy (BC42)
• Myocarditis (BC42)

10 subordinate codes

• BC43.0Dilated cardiomyopathy
• BC43.1Hypertrophic cardiomyopathy
• BC43.2Restrictive cardiomyopathy
• BC43.3Endocardial fibroelastosis
• BC43.4Cardiomyopathy due to drugs or other external agents
• BC43.5Stress-induced cardiomyopathy
• BC43.6Arrhythmogenic ventricular cardiomyopathy
• BC43.7Diabetic cardiomyopathy
• 4B4YOther specified diseases of the immune system
• 4B4ZDiseases of the immune system, unspecified

Nearby in Diseases of the myocardium or cardiac chambers

• BC40Acquired atrial abnormality
• BC41Acquired ventricular abnormality
• BC42Myocarditis
• BC44Noncompaction cardiomyopathy
• BC45Cardiomegaly
• BC46Intracardiac thrombosis
• 4B4YOther specified diseases of the immune system
• 4B4ZDiseases of the immune system, unspecified