Delusions of intestinal parasitosis

Delusions of parasitosis, though uncommon, are an important cause of distre ss for affected patients and frequently of frustration for their physicians . They occur primarily in middle-aged or older women, who have the delusion al belief that they are infested with parasites. Although the vast majority of cases involve dermatologic manifestations, some patients may have delus ions of intestinal infection, as illustrated by this case.