1. J31 Chronic rhinitis, nasopharyngitis and pharyngitis

    1. J31.0 Chronic rhinitis

      Inclusion term(s):

      • Atrophic rhinitis (chronic)
      • Granulomatous rhinitis (chronic)
      • Hypertrophic rhinitis (chronic)
      • Obstructive rhinitis (chronic)
      • Ozena
      • Purulent rhinitis (chronic)
      • Rhinitis (chronic) NOS
      • Ulcerative rhinitis (chronic)
    2. J31.1 Chronic nasopharyngitis

    3. J31.2 Chronic pharyngitis

      Inclusion term(s):

      • Chronic sore throat
      • Atrophic pharyngitis (chronic)
      • Granular pharyngitis (chronic)
      • Hypertrophic pharyngitis (chronic)
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.