Steven Johnson Syndrome is a systemic allergic reaction that has high morbidty and can lead to death in severe cases. It is charactarized by the appearance of rash on the skin and the mucous membrane. This syndrome can affect the eye, respiratory and nasal tracts, vagina and the urethra.
Causes: Steven Johnson Syndrome can be idiopathic (no known cause) or as a result of an immunological reaction to immunologic stimuli that can be diseases, drugs or infections, among these stimuli are:
A- Infections and diseases: They may include