Physics Bucharest 2017

Base of skull tumors

- n=64, 1998-2005 PSI, Switserland - Adjuvant proton therapy after primary surgery or for recurrent disease - Chordoma: 3y-, 5y- local control 87%, 81% - Chondrosarcoma: 3y-, 5y- local control 94%

- Comparison to surgery only: 10y-local control 31%;

Ares et al., IJROBP 75, 1111-18, 2009