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. Author manuscript; available in PMC: 2012 Jul 15.
Published in final edited form as: Int J Radiat Oncol Biol Phys. 2010 Jul 7;80(4):1015–1022. doi: 10.1016/j.ijrobp.2010.03.012

Figure 3.

Figure 3

SBRT for a lesion attached to aorta. (a) This axial cut shows the proximity of the GTV to the aorta and the degree of overlap between the aorta and the PTV. (b) Eye view of the beam for 1 of the fields for the PSPT plan.