[Larsen's syndrome with associates malformations (author's transl)].

A rare polymalformative syndrome is described, consisting in multiple joints dislocations, peculiar face, deformations of the hands and feet, abnormal pattern of the palms creases and congenital heart defect. New findings not reported before were: choanal atresia, agenesia of the right kidney and gall bladder and hypoplasic male genitals.