Sensitivity to disinfectants plays a major role in the everyday lives of many people. Allergies, however, are far less common. Taking a detailed medical history and appropriate diagnostic allergy testing in-cluding skin test and if available in vitro tests are crucial in the professional workup of allergic re-sponses to disinfectants. Here we present a case of a classic type-I reaction to chlorhexidine-contain-ing disinfectants, that was con rmed by skin prick
testing and speci c IgE detection