Background: The incidence of anaphylaxis is increasing in several parts of the world; thus, determining the prevalence of the disease in a given region is important to understand the factors involved and to promote measures ...

BACKGROUND: Due to current human migratory patterns, emergency physicians in developed countries are facing emergent clinical presentations of neglected tropical diseases with increasing frequency. In those situations, the ...

Ants are social insects with species of medical interest, such as the fire ants (Solenopsis sp.). The sting causes inflammation, vesicles and sterile pustules, which may cause allergic phenomena and even anaphylactic shock. ...