1. I33 Acute and subacute endocarditis

    Excludes1

    • acute rheumatic endocarditis (I01.1)
    • endocarditis NOS (I38)
    1. I33.0 Acute and subacute infective endocarditis

      Inclusion term(s):

      • Bacterial endocarditis (acute) (subacute)
      • Infective endocarditis (acute) (subacute) NOS
      • Endocarditis lenta (acute) (subacute)
      • Malignant endocarditis (acute) (subacute)
      • Purulent endocarditis (acute) (subacute)
      • Septic endocarditis (acute) (subacute)
      • Ulcerative endocarditis (acute) (subacute)
      • Vegetative endocarditis (acute) (subacute)
    2. I33.9 Acute and subacute endocarditis, unspecified

      Inclusion term(s):

      • Acute endocarditis NOS
      • Acute myoendocarditis NOS
      • Acute periendocarditis NOS
      • Subacute endocarditis NOS
      • Subacute myoendocarditis NOS
      • Subacute periendocarditis 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.