Figure 2From: Comparison of intensity modulated radiotherapy (IMRT) with intensity modulated particle therapy (IMPT) using fixed beams or an ion gantry for the treatment of patients with skull base meningiomasDose distribution in transverse plane for (A) photon IMRT, (B) carbon ion and (C) proton treatment planning techniques. The same beam arrangements were used for carbon ion and proton plans. These plans consisted of two lateral beams and one cranial beam.Back to article page