The case of a 71 year old woman who developed a Cronkhite-Canada syndrome is presented, with generalized gastrointestinal polyposis, skin hyperpigmentation, onychodystrophia and alopecia. She had severe diarrhea with hypoalbuminemia and unusual dermal and articular changes. The patient had a partial remission following important protein diet therapy supplemented with vitamins and antibiotics for the intestinal bacterial over-growth. This is the first report of this entity in Argentina.