Figure 5From: Intensity modulated radiotherapy for elderly bladder cancer patientsThe comparisons of dose-volume histogram of planning target volume (PTV) and organs at risk for one of intensity-modulated radiation therapy (IMRT) - treated patients, one of helical tomotherapy (HT) - treated patients and one of the patients replanned by conventional box techniques (2DRT). (A) PTV. (B) Rectum. (C) Intestine. (D) Femur head.Back to article page