过量照射

结论本次事故属于过量照射事故。

Conclusion This incident belongs to an overexposed accident .

紫外线过量照射是产生白内障的重要原因之一。

UV-irradiation is among the important factors that can induce cataract in human eyes .

同时，作为法制新闻的典型素材，该事件具有广泛的社会价值和重要的新闻价值。结论本次事故属于过量照射事故。

At the same time , as the typical source material of legal system news , this incident possesses the society value and important news value extensively . Conclusion This incident belongs to an overexposed accident .

报道5例应用血管吻合方法为年轻的宫颈癌患者自体卵巢向盆腔外移植，以预防腔内加体外常规放疗对卵巢的过量照射。

Five cases of cervical carcinoma treated with auto ovary transplantation , using micro surgery technique for end to end anastomosis of blood vessels , at the axillary region , in order to prevent over dosage of conventional radiotherapy , combination of intracavitary and external radiation .

微小的误差将导致肿瘤致死剂量不足或正常组织的过量照射，从而使肿瘤局部未控或出现严重的正常组织并发症。研究表明放疗精度每提高1%，癌症治愈率就会提高2%。

Little error might lead insufficient tumor lethal dose or excessive normal tissue dose . Tumor control rate will be lower and normal tissue complication probability rise , research shows that radiotherapy accuracy increase 1 % will lead to 2 % increase of cancer cure rate .