Some of the unique aspects of the WAO Anaphylaxis Guidelines are summarized in table 1. These Guidelines were preceded by a survey of the global availability of essentials for the assessment and management of anaphylaxis. They focus on vulnerable patients, risk factors for severe or fatal anaphylaxis, and cofactors that amplify anaphylaxis. They include information on mechanisms and triggers. They emphasize prompt clinical diagnosis and prompt initial treatment that can be carried out even in a low-resource setting, as well as anticipatory long-term management of patients at risk of anaphylaxis recurrence [1].