1. I31 Other diseases of pericardium

    Excludes1

    • diseases of pericardium specified as rheumatic (I09.2)
    • postcardiotomy syndrome (I97.0)
    • traumatic injury to pericardium (S26.-)
    1. I31.0 Chronic adhesive pericarditis

      Inclusion term(s):

      • Accretio cordis
      • Adherent pericardium
      • Adhesive mediastinopericarditis
    2. I31.1 Chronic constrictive pericarditis

      Inclusion term(s):

      • Concretio cordis
      • Pericardial calcification
    3. I31.2 Hemopericardium, not elsewhere classified

    4. I31.3 Pericardial effusion (noninflammatory)

      Inclusion term(s):

      • Chylopericardium
    5. I31.4 Cardiac tamponade

    6. I31.8 Other specified diseases of pericardium

      Inclusion term(s):

      • Epicardial plaques
      • Focal pericardial adhesions
    7. I31.9 Disease of pericardium, unspecified

      Inclusion term(s):

      • Pericarditis (chronic) 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.