Septo-optic dysplasia (De Morsier syndrome)- Underdevelopment of the optic nerve, pituitary gland dysfunction, and absence septum pellucidum Kalman syndrome: Hypogonadism and anosmia. Russell Silver syndrome: Sho stature, microcephaly, triangular facies, fifth finger clinodactyly Kearns - sayre syndrome- external ophthalmoplegia, deafness, ataxia, hea block