患者男,57岁。因四肢麻木乏力3月余,于2004年8月5日来院门诊就诊。患者6个月前上腹部不适,由当地个体医生诊断为胃炎,给予泻痢停1片,3次/d口服。经两月余病情无好转,加量至2片,3次/d口服。患者未同服其他药物,20余d后突感头晕,心悸,站立不稳,尿频,每夜20￣30次,即停服泻痢停,约 Male patient, 57 years old. Numbness due to limbs more than 3 months, on August 5, 2004 hospital visits. Patients with abdominal discomfort 6 months ago, the local individual diagnosed as gastritis, give diarrhea stopped 1, 3 times / d orally. After more than two months the disease did not improve, add to 2 tablets, 3 times / d orally. Patients with other drugs are not the same service, more than 20 d after the sudden sensation dizziness, palpitations, standing instability, frequent urination, 20 to 30 times per night, stop taking Xie Li stop, about