1. I36 Nonrheumatic tricuspid valve disorders

    Excludes1

    • tricuspid valve disorders of unspecified cause (I07.-)
    • tricuspid valve disorders specified as congenital (Q22.4, Q22.8, Q22.9)
    • tricuspid valve disorders specified as rheumatic (I07.-)
    • tricuspid valve disorders with aortic and/or mitral valve involvement (I08.-)
    1. I36.0 Nonrheumatic tricuspid (valve) stenosis

    2. I36.1 Nonrheumatic tricuspid (valve) insufficiency

      Inclusion term(s):

      • Nonrheumatic tricuspid (valve) incompetence
      • Nonrheumatic tricuspid (valve) regurgitation
    3. I36.2 Nonrheumatic tricuspid (valve) stenosis with insufficiency

    4. I36.8 Other nonrheumatic tricuspid valve disorders

    5. I36.9 Nonrheumatic tricuspid valve disorder, unspecified

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.