传染性单核细胞增多症(infectious mononucleosis,IM)可有多种神经系并发症,但主要表现为急性小脑征者罕见。作者报道1例,并结合文献18例进行探讨。患者男,20岁。以发热、咽痛、咳嗽及颈淋巴结肿大起病,并有一过性谷草转氨酶与谷丙转氨酶升高,治疗后体温正常。1个月后出现两手动手笨绌、 Infectious mononucleosis (IM) can have a variety of neurological complications, but the main manifestation of acute cerebellar disease is rare. The authors reported 1 case, combined with 18 cases of literature to explore. Patient male, 20 years old. To fever, sore throat, cough and cervical lymph node enlargement onset, and a transient aspartate aminotransferase and alanine aminotransferase increased after treatment, normal body temperature. Two months after the hands of a stupid dwarf,