Figure 1From: Dose-painting intensity-modulated proton therapy for intermediate- and high-risk meningioma Dose-volume histograms of intensity-modulated proton-beam therapy (IMPT) in solid and photon intensity-modulated radiation therapy (IMRT) in dash for a patient with a recurrent WHO grade I parasagittal meningioma. The brainstem in the IMPT plan receives a zero dose.Back to article page