University of Missouri, Department of Medicine, Division of Hospital Medicine
Abstract
Drug reaction with eosinophilia and systemic symptoms (DRESS) syndrome is a severe systemic reaction that usually begins 2-6 weeks after the introduction of the inciting agent. It is mostcommonly characterized by fever, rash, hematologic abnormalities (eosinophilia, atypical lymphocytosis), lymphadenopathy, HHV-6 reactivation and internal organ involvement