A case of Aarskog syndrome in a 6-years old boy is reported. The patient showed clinical pictures typical of the syndrome: characteristic dysmorphic facies, palpebral ptosis, brachyfalangism, abnormality of the scrotum. Minimal stigmata and clinodactyly of 5th finger were present in a sister. Isolated bilateral clinodactyly was found in other 4 members of the family. The significance of this sign in the context of the syndrome has been discussed. Unusual dermatoglyphic patterns were present in the proband, mother and sister.