What dose/fractionation would you consider for SBRT of uveal melanomas too large for plaque brachytherapy?  

Stereotactic hypofractionated radiation, and/or high dose proton beam therapy are safe alternatives to eye enucleation in COMS large uveal melanoma patients. Aside from the size of the tumor, dosing can vary based on the modality used for treatment. Although most treatments show good control rates, ...

Protons 60 Gy in 4 fractions.