我室最近发现1例XXXY综合征病例,现报道如下: 一、病例报告杨×,21岁,男。患者系第2胎足月顺产,出生体重2,000g,从小智力发育差,学习成绩低劣而未上学,能数简单数字。生育患儿时母龄23岁,父龄27岁,父母非近亲婚配,孕期无疾病及化学药物接触史。患者1岁开始发现左斜疝,其家庭中父母及一外甥女亦有疝气,父母及其他三姊妹表型均正 My room recently found a case of XXXY syndrome, are reported as follows: First, the case report Yang ×, 21 years old, male. The second-term patients with full-term birth of the second birth, birth weight 2,000 g, poor mental development since childhood, poor academic performance without school, to a few simple figures. Childbearing age of 23 years old mother, father of 27 years old, non-relatives of marriage, pregnancy, no history of disease and chemical exposure. Patients at the age of 1 started to find the left oblique hernia, her parents and a woman in her family also had hernias, and both parents and other three sisters had positive phenotypes