肢体远端有肌软弱， 肌萎缩，腱反射减退或消失，常有「爪状手」及垂足。
Limbs far end has muscle weakness, amyotrophy, tendinous reflex drops or disappear, often have " ungual state hand " reach hang down sufficient.
特别是老年人，心功能减退、血管硬化及血压反射调节功能障碍，餐后多出现血压下降等现象。
Especially to old people the heart function fails vascular sclerosis and blood pressure reflect the regulating function obstacle blood pressure decline appear more if doing a sport after the meal.
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