表现为局部不同程度的肿胀、麻木、疼痛，经过及时正确处理，症状在2 ~ 3天消失。

Showed varying degrees of local swelling, numbness, pain. After a timely and correct treatment, the symptoms disappear in 2 to 3 days.

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局部晕厥的表现为身体一小块区域尤其是手指的发冷和麻木，通常因局部血流减少引起。

Local syncope is coldness and numbness in a small area, especially the fingers, from diminished Blood flow.

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