[A case of ischemic colitis induced by hypereosinophilic syndrome].

A 58-year-old man came to our hospital, complaining of diarrhea and bloody stool of about 2 weeks' duration. Colonoscopic examination showed mucosal edema and bleeding, and irregular ulcer in the transverse colon and sigmoid colon. Laboratory data indicated elevated WBC (22300/mm(3)) and CRP (11.