1. T78 Adverse effects, not elsewhere classified

    1. T78.0 Anaphylactic reaction due to food

      Inclusion term(s):

      • Anaphylactic reaction due to adverse food reaction
      • Anaphylactic shock or reaction due to nonpoisonous foods
      • Anaphylactoid reaction due to food
      1. T78.00 Anaphylactic reaction due to unspecified food

      2. T78.01 Anaphylactic reaction due to peanuts

      3. T78.02 Anaphylactic reaction due to shellfish (crustaceans)

      4. T78.03 Anaphylactic reaction due to other fish

      5. T78.04 Anaphylactic reaction due to fruits and vegetables

      6. T78.05 Anaphylactic reaction due to tree nuts and seeds

      7. T78.06 Anaphylactic reaction due to food additives

      8. T78.07 Anaphylactic reaction due to milk and dairy products

      9. T78.08 Anaphylactic reaction due to eggs

      10. T78.09 Anaphylactic reaction due to other food products

    2. T78.1 Other adverse food reactions, not elsewhere classified

    3. T78.2 Anaphylactic shock, unspecified

      Inclusion term(s):

      • Allergic shock
      • Anaphylactic reaction
      • Anaphylaxis
    4. T78.3 Angioneurotic edema

      Inclusion term(s):

      • Allergic angioedema
      • Giant urticaria
      • Quincke's edema
    5. T78.4 Other and unspecified allergy

      1. T78.40 Allergy, unspecified

        Inclusion term(s):

        • Allergic reaction NOS
        • Hypersensitivity NOS
      2. T78.41 Arthus phenomenon

        Inclusion term(s):

        • Arthus reaction
      3. T78.49 Other allergy

    6. T78.8 Other adverse effects, not elsewhere classified

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.