患者男性,44岁,因尿便障碍1年,头昏6个月,行走不稳3个月入院。入院前1年无明显诱因逐渐出现小便费力,解不尽,后逐渐出现便秘及阳痿。入院前半年起多次出现短时跑步后及由床上突然起立出现黑朦,静坐及平卧后可缓解,伴进食、饮水呛咳及语调不稳。入院前3个月起行走不 Male patient, 44 years old, 1 year due to urinary disturbance, dizziness 6 months, unstable walking 3 months admission. One year before admission, there was no obvious incentive to gradually urinate, indefinitely, after gradual emergence of constipation and impotence. In the first half of the hospital admission, many short-term jogging and sudden darkening of the bed appeared after the short-term running. After sit-in and supine, it could be alleviated, accompanied by eating, coughing in drinking water and unstable tone. 3 months before admission to go away