The 2023 updates in the anaphylaxis guidelines focus on refining diagnosis and management across various contexts: Diagnostic criteria : Enhanced emphasis on using serum tryptase to better diagnose anaphylaxis and identify underlying mast cell disorders. Infants and toddlers : Specifics for diagnosing and managing anaphylaxis in young children, noting that symptoms may not correlate with severity and anaphylaxis is less likely on first allergen exposure. Community settings : Detailed protocols for managing anaphylaxis in non-healthcare settings like schools, emphasizing preparedness and response training.

Epinephrine autoinjectors : Updated guidance on prescribing and using autoinjectors, with clearer administration instructions and criteria for when to seek further medical help. Medication-related risks : New insights into the risks of modifying or discontinuing beta-blockers or ACEโ€ฆ