下肢无力发软怎么回事

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有来医生网

病情分析：下肢无力发软临床上并不少见，引起下肢无力发软的原因有多种。首先，长期没运动，突然大量运动，导致乳酸堆积，可出现下肢酸胀疼痛，无力发软。另外，腰椎间盘突出压迫神经，是引起下肢无力发软的常见原因。脊髓型颈椎病也可导致下肢无力发软，称为“踩棉花感”。膝关节半月板损伤，也会引起下肢无力发软，特别是上下楼梯时表现明显。

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