Cowden's disease, or multiple hamartoma syndrome, is a rare condition
classified recently as a hereditary preneoplastic syndrome. Multiple o
rocutaneous hamartomas are associated with involvement of other organ
systems, including fibrocystic breast disease and breast carcinoma, go
iter, thyroid cancer, gastrointestinal polyps, and endometrial carcino
ma. We describe a patient with Cowden's disease who underwent extensiv
e gastroenterological work-up and review other cases in the literature
.