[Cowden's disease. Syndrome of multiple hamartomas].

Cowden's disease is a phacomatosis (multiple hamartomas), which is a familial, hereditary, dominant autosomal affection presenting as typical buccolabial mucocutaneous lesions associated with digestive tract polyps. Differential diagnosis of the predominantly digestive form of the disease is polyposis. A new case of this rare disorder is reported, only 62 cases being documented in literature.