1. Q83 Congenital malformations of breast

    Excludes2

    1. Q83.0 Congenital absence of breast with absent nipple

    2. Q83.1 Accessory breast

      Inclusion term(s):

      • Supernumerary breast
    3. Q83.2 Absent nipple

    4. Q83.3 Accessory nipple

      Inclusion term(s):

      • Supernumerary nipple
    5. Q83.8 Other congenital malformations of breast

    6. Q83.9 Congenital malformation of breast, 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.