1. E63 Other nutritional deficiencies


    • dehydration (E86.0)
    • failure to thrive, adult (R62.7)
    • failure to thrive, child (R62.51)
    • feeding problems in newborn (P92.-)
    • sequelae of malnutrition and other nutritional deficiencies (E64.-)
    1. E63.0 Essential fatty acid [EFA] deficiency

    2. E63.1 Imbalance of constituents of food intake

    3. E63.8 Other specified nutritional deficiencies

    4. E63.9 Nutritional 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.