1. R59 Enlarged lymph nodes


    • swollen glands


    • lymphadenitis NOS (I88.9)
    • acute lymphadenitis (L04.-)
    • chronic lymphadenitis (I88.1)
    • mesenteric (acute) (chronic) lymphadenitis (I88.0)
    1. R59.0 Localized enlarged lymph nodes

    2. R59.1 Generalized enlarged lymph nodes

      Inclusion term(s):

      • Lymphadenopathy NOS
    3. R59.9 Enlarged lymph nodes, 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.