病例报告女孩,13岁,因行为和性情改变住院检查。过去甚为健康。入院前两周发现病儿表情淡漠,有时有不适当的反应,有几次她无目的地出外游逛,由朋友送回家。入院前1周拒绝上学,3日前卧床不起,几乎持续睡眠。入院前数月曾骑过马,幼年患过麻疹,其妹于数月前曾患传染性单核细胞增多症(以下简称 IM)。病儿及其家属过去无精神病史。 Case report girl, 13 years old, hospitalized for change of behavior and temperament. The past is very healthy. Two weeks before admission, his sick child’s expression was indifferent and sometimes there was an inappropriate response. On several occasions she went out for sightless trips and was sent home by her friends. 1 week before admission refused to go to school, bedridden 3 days ago, almost continuous sleep. Horses had been riding in the months prior to admission and had measles at an early age and her sister had had infectious mononucleosis (IM) months before. Sick children and their families had no previous history of mental illness.