1病例资料患者为男性,45岁,规律血液透析3年余。近2年以来,在某省级医院规律透析期间(2次/周)反复发作胸闷、心前区紧缩感、四肢抽搐,并多次出现意识丧失。均发生于凌晨睡眠状态、被家人发现,呼之不应,1 min左右意识恢复,自觉胸闷、乏力、烦躁不安,心率在15次/min左右,律不齐;? 1 case data for men, 45 years old, regular hemodialysis more than 3 years. In the recent 2 years, during regular dialysis in a provincial hospital (2 times / week) repeated chest tightness, precordial tightness, limbs convulsions, and many loss of consciousness. Occurred in the early hours of sleep, was found in the family, call should not, about 1 min conscious recovery, conscious chest tightness, fatigue, irritability, heart rate at 15 times / min or so, irregular;