Excludes2

  1. E56 Other vitamin deficiencies

    1. E56.0 Deficiency of vitamin E

    2. E56.1 Deficiency of vitamin K

    3. E56.8 Deficiency of other vitamins

    4. E56.9 Vitamin deficiency, 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.