患儿男，3岁，多饮多尿1年，右眼突半年。1年来无明显诱因口渴，饮水后仍口渴不止，每昼夜喝4－5暖瓶水，并多尿，感全身无力。近半年来发现右眼渐突，有胀痛感，曾在当地医院以“尿崩症”治疗不见好转，于1996年5月3日入院。查体：T36．9℃，右领顶部头皮有暗红色粟粒样丘疹， Children male, 3 years old, drink more urine for 1 year, the right eye suddenly six months. 1 year no obvious incentive to thirst, after drinking water is still more than thirst, drink 4-5 warm water bottle every day and night, and polyuria, feeling general weakness. In the past six months, it was found that the right eye was gradually protruding and there was pain in the pain. At the local hospital, the treatment of “diabetes insipidus” did not improve, and was admitted on May 3, 1996. Physical examination: T36.9 ℃, the right top of the scalp with dark red miliary papules,