1. I42 Cardiomyopathy

    Includes:

    • myocardiopathy

    Excludes2

    • ischemic cardiomyopathy (I25.5)
    • peripartum cardiomyopathy (O90.3)
    • ventricular hypertrophy (I51.7)
    1. I42.0 Dilated cardiomyopathy

      Inclusion term(s):

      • Congestive cardiomyopathy
    2. I42.1 Obstructive hypertrophic cardiomyopathy

      Inclusion term(s):

      • Hypertrophic subaortic stenosis (idiopathic)
    3. I42.2 Other hypertrophic cardiomyopathy

      Inclusion term(s):

      • Nonobstructive hypertrophic cardiomyopathy
    4. I42.3 Endomyocardial (eosinophilic) disease

      Inclusion term(s):

      • Endomyocardial (tropical) fibrosis
      • Löffler's endocarditis
    5. I42.4 Endocardial fibroelastosis

      Inclusion term(s):

      • Congenital cardiomyopathy
      • Elastomyofibrosis
    6. I42.5 Other restrictive cardiomyopathy

      Inclusion term(s):

      • Constrictive cardiomyopathy NOS
    7. I42.6 Alcoholic cardiomyopathy

    8. I42.7 Cardiomyopathy due to drug and external agent

    9. I42.8 Other cardiomyopathies

    10. I42.9 Cardiomyopathy, unspecified

      Inclusion term(s):

      • Cardiomyopathy (primary) (secondary) NOS
Abbreviations used here:

NEC Not elsewhere classifiable
This abbreviation in the Tabular List represents “other specified”. When a specific code is not available for a condition, the Tabular List includes an NEC entry under a code to identify the code as the “other specified” code.

NOS Not otherwise specified
This abbreviation is the equivalent of unspecified.