有的家长或缺少血管疾病经验的医生可将增粗、增长的患肢误认为正常，却认为健侧肢体异常，从神经系统查找原因。

Some parents or lack of vascular disease experienced doctors can be increased and the limb as normal growth, but think the contralateral limb abnormalities, find the reasons from the nervous system.

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患肢皮肤温度升高可能是家长的意外发现，广泛的先天性动静脉瘘，可引起肢体增粗、增长，随着患儿的发育而逐渐明显。

Limb skin temperature may be surprised to discover the parents, extensive congenital arteriovenous fistula, can cause body diameter, growth, along with the children and increasingly obvious.

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