n. vitals
misc. critical organ
它的优点是更好的保护紧要器官，使靶区达到足够的剂量。
The advantage of IMRT is to protect organs at risk and to create enough dose in the target volume.
目的对人体器官进行模型化描述，以便对医疗照射中肿瘤靶体积和人体紧要器官剂量进行估算。
Objective To describe the models of human organ, which can easier the estimation dosage of the tumor target volume and human body's critical organ in medical treatment irradiation.
应用推荐