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Radiotherapy and IMRT planning for gastric cancer
IMRT=intensity modulated radiotherapy. Red line=clinical target volume. Green line=right kidney. Purple line=left kidney. Improved sparing of kidneys and optimum coverage of clinical target volume is possible with present radiotherapy techniques. (A) Result of a two-dimensional anterior-posterior posterior-anterior (APPA) radiotherapy plan. (B) Result of an IMRT plan.
