From: Critical view of anaphylaxis epidemiology: open questions and new perspectives
Anaphylaxis ICD-10 codes (2016 version) | Anaphylaxis ICD-11 codes (November 2016 version) | |
---|---|---|
Chapter XIX injury, poisoning and certain other consequences of external causes (S00–T98) | Chapter 04 disorders of the immune system | |
Other and unspecified effects of external causes (T66–T78) | Section allergic and hypersensitivity conditions | |
T78 Adverse effects, not elsewhere classified Note: This category is to be used as the primary code to identify the effects, not elsewhere classifiable, of unknown, undetermined or ill-defined causes. For multiple coding purposes this category may be used as an additional code to identify the effects of conditions classified elsewhere | Subsection anaphylaxis | |
 T78.0 Anaphylactic shock due to adverse food reaction | 4B50 Anaphylaxis due to allergic reaction to food | |
 T78.1 Other adverse food reactions, not elsewhere classified | 4B51 Drug-induced anaphylaxis | |
 T78.2 Anaphylactic shock, unspecified | 4B52 Anaphylaxis due to insect venom | |
  Allergic shock | NOS | 4B53 Anaphylaxis provoked by physical factors |
  Anaphylactic reaction |     4B53.1 Exercise-induced anaphylaxis | |
  Anaphylaxis |     4B53.2 Cold-induced anaphylaxis | |
 T78.3 Angioneurotic oedema |     4B53.Y Anaphylaxis provoked by other specified physical factors | |
  Giant urticaria |     4B53.Z Anaphylaxis provoked by unspecified physical factors | |
  Quincke oedema | 4B54 Anaphylaxis due to inhaled allergens | |
 T78.4 Allergy, unspecified | 4B55 Anaphylaxis due to contact with allergens | |
4B56 Anaphylaxis secondary to mast cell disorder | ||
  Allergic reaction NOS |  | |
  Hypersensitivity NOS | 4B5Y Other specified anaphylaxis | |
  Idiosyncracy NOS |  | |
 T78.8 Other adverse effects, not elsewhere classified | 4B5Z Anaphylaxis, unspecified | |
 T78.9 Adverse effect, unspecified |