What dose and planning techniques would you use for LINAC based SRS of a craniopharyngioma with reasonable distance from critical optics and brainstem OARs?

I would recommend a single fraction of 12 Gy, taking into consideration the optical structures. Our early experience using GammaKnife in 14 patients treated for craniopharyngioma ranged from 11 to 20 Gy with a median of 14 Gy in a single fraction; Amendola et al Pediatric Blood and Cancer August 200...