橄榄体桥脑小脑萎缩(OPCA)为一广泛的中枢神经系统变性疾病,主要损及延髓下橄榄体、桥脑、中脑及小脑等处。临床表现以小脑性共济失调症状为主。本病例经二次脑CT扫描方确诊,现报告如下: 患者男性,47岁,2年前曾因头昏,行走不稳,讲话口齿不清,来我院检查拟诊为小脑肿瘤,并作脑CT扫描未能发现异常。以后症状逐渐加重,并出现尿频和排尿困难,再次来院求治。患者病前身体健康,有饮酒史30余年。每天饮白酒300ml左石。家族成员中无类似病患者。检查:患者神志清楚,智力正常,讲 Olivopontocerebellar atrophy (OPCA) is a widespread central nervous system degenerative disease that mainly affects the medulla oblongata, pons, midbrain, and cerebellum. Clinical manifestations of cerebellar ataxia-based. This case was diagnosed by the second brain CT scan, are as follows: The patient male, 47 years old, 2 years ago was dizzy, unstable walking, speech slurred speech to our hospital to check for diagnosis of cerebellar tumors, and for Brain CT scan found no abnormalities. After the symptoms gradually increased, and frequent urination and dysuria, to hospital for treatment again. Pre-sick patients with good health, drinking history of more than 30 years. Drink white wine 300ml left stone every day. None of the family members have similar illnesses. Check: Patients conscious, mental normal, say