Obstruction of the circulatory system caused by an air bubble as e. g. accidentally during surgery or hypodermic injection or as a complication from scuba diving.
进入静脉的气泡所造成的循环阻塞，气泡通常是通过伤口进入的。
The laser surgery for vision correction that replaced radial keratotomy (e. g., lasik and other procedures) is not associated with visual disturbances at high altitudes.
取代前项技术，用以矫正视力的雷射手术与高海拔的视觉障碍并无直接关系。
If the cause of acute abdomen can be surgically removed (e. g., inflamed appendix) or surgically repaired (e. g., ruptured abdominal aneurysm), then surgery is considered definitive therapy.
如病因可以通过手术排除(如阑尾炎)或通过手术修复(如腹部动脉瘤破裂)，便可以考虑手术是最后的治疗方法。
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