洪××,男,8岁,1982年4月14日初诊。其母代诉:患儿系早产儿,自幼体质瘦弱。近两三月来小便频数,每日小便十余次,量少,无尿痛。夜间亦要小便四五次,并时有遗尿。发病以来,多次检查尿常规无异常。曾自用民间验方桑螵蛸治疗,其效不著。刻诊患儿形体较同龄儿瘦小,面色无华, Hong X, male, 8 years old, first diagnosed on April 14, 1982. The mother of the v. v.: The child is a premature child, and his physical constitution is thin and weak. In the past two or three months, the frequency of urination was more than ten times a day. The amount was small and there was no dysuria. At night, you must urinate four or five times and have enuresis. Since the onset of illness, there have been no abnormalities in urine tests. He had used the private prescription of mulberry for treatment and its effect was not effective. The children with carved teeth were smaller and thinner than the same age children.