手背的血管鼓起来了是什么原因

来自刘伍才医生的专业解答，快打开看看是否又获得了新的知识点～

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病情分析：手上的血管鼓起来的原因一般有以下几种情况：首先， 由于上肢静脉曲张导致血管扩张，从而可以在手背看到血管鼓起来。上肢静脉曲张一般是由于先天性狭窄、闭塞或上肢静脉形成血栓导致。其次，由于长时间使用上肢工作或锻炼上肢，造成上肢静脉壁变薄从而导致静脉扩张的情况，属于生理性静脉扩张，一般不会对人体有什么影响。

刘伍才

副主任医师

提示：本内容仅作参考，不能代替面诊，如有不适请尽快线下就医