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拍x光片与透视哪个危害大
更新时间: 2020-09-12 00:00:00  

透视危害大。

原因如下:

1、透视时间远大于拍片,医生为了仔细观察病灶,往往要延长时间,这样人体接受的辐射剂量更大。

2、透视图像的清晰度远差于拍片,对细小的病灶及细微结构容易漏掉。透视对病变不能记录,不利于复查和对比。欧美等发达国家基本淘汰了透视,少数仍在使用的国家,也都尽力降低使用。

关键词: 透视 哪个 危害

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