Which organism causes hemolytic uremic syndrome: (A) Neisseria, (B) Salmonella, (C) Pseudomonas, (D) E. Coli
Answer is D. Hemolytic uremic syndrome (HUS) is a type 3 hypersensitivity reaction associated with small vessel vasculitis.
• Organisms causing HUS is E.Coli (particularly EHEC) and shigella dysenteriae.