Wernicke's disease complicating surgical therapy for morbid obesity.

A case of Wernicke's disease complicating surgical therapy for morbid obesity is presented. Features emphasized include the occurrence of the condition in a nonalcoholic patient and the persistence of neurological signs and symptoms despite prompt therapy. Prophylactic treatment in situations of potential thiamine depletion is essential if iatrogenic Wernicke's disease is to be avoided.