股四头肌的强健是膝关节稳定的保证。有些ACL断裂的病人，由于股四头肌强健，几乎不影响日常活动。

来源: 薛成于 2013-02-15 08:17:19 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

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