1. I35 Nonrheumatic aortic valve disorders


    • aortic valve disorder of unspecified cause but with diseases of mitral and/or tricuspid valve(s) (I08.-)
    • aortic valve disorder specified as congenital (Q23.0, Q23.1)
    • aortic valve disorder specified as rheumatic (I06.-)
    • hypertrophic subaortic stenosis (I42.1)
    1. I35.0 Nonrheumatic aortic (valve) stenosis

    2. I35.1 Nonrheumatic aortic (valve) insufficiency

      Inclusion term(s):

      • Nonrheumatic aortic (valve) incompetence NOS
      • Nonrheumatic aortic (valve) regurgitation NOS
    3. I35.2 Nonrheumatic aortic (valve) stenosis with insufficiency

    4. I35.8 Other nonrheumatic aortic valve disorders

    5. I35.9 Nonrheumatic aortic 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.