患儿女,8个月。第二胎第一产,足月顺产。出生体重2.7kg,生后即发现左侧肢体活动少,至今不会翻身,坐不稳。左手不能握物,左腿无力,扶之站立时身体向左倾倒。智力发育无明显障碍,无抽搐史。其母27岁。天津郊区毛纺厂工人。自幼养猫至结婚,婚后当月受孕,40天自然流产,2个月后再次妊娠,分娩此患儿,孕期健康。查体。神清,表情活泼,生长发育正常,表浅淋巴结 Children with children, 8 months. The first birth of the second child, full-term birth. Birth weight 2.7kg, after birth that the activities of the left limb less, so far will not stand up, sit unsteady. Left hand can not handle the left leg weakness, help the body to the left when the dumping. No significant mental retardation, no history of convulsions. His mother is 27 years old. Tianjin suburban wool factory workers. From cats to marriage since childhood, the month after marriage, pregnancy, spontaneous abortion 40 days, 2 months after pregnancy, childbirth this child, pregnancy health. Physical examination. Clear, lively expression, growth and development of normal, superficial lymph nodes