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Figure 3 | Radiation Oncology

Figure 3

From: A dosimetric comparison of volumetric modulated arc therapy (VMAT) and non-coplanar intensity modulated radiotherapy (IMRT) for nasal cavity and paranasal sinus cancer

Figure 3

Mean dose volume histograms (DVHs) for planning target volume (PTV) and organs at risk in volumetric modulated arc therapy (VMAT) and non-coplanar intensity modulated radiotherapy (IMRT) using 7-, 11-, and 15-beams. (A) PTV; (B) ipsilateral optic nerve; (C) contralateral optic nerve; (D) optic chiasm; (E) brainstem; (F) ipsilateral eye; (G) contralateral eye; (H) ipsilateral lens; (I) contralateral lens; (J) ipsilateral lachrymal gland; (K) contralateral lachrymal gland; (L) ipsilateral parotid gland; and (M) contralateral parotid gland.

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