Welcome to the International Registry for Toxic Epidermal Necrolysis (IRTEN)

The International Registry for Toxic Epidermal Necrolysis (IRTEN) is an international, observational web-based registry for prospective anonymized collection of clinical data and biological samples in individuals suffering of SJS/TEN.

The registry data should lead to a better understanding SJS/TEN including its epidemiology, clinical characteristics including outcome, short- and long-term complications, real-time data concerning causative drugs, and therapy, with the ultimate aim of fostering improved patient care.