Proton beam radiation treatment plan for a young man with a Ewing sarcoma involving the left paranasal sinuses and infratemporal fossa

The much higher degree of conformality and normal tissue sparing with protons can be seen by comparing this treatment plan to the corresponding photon beam treatment plan in Image 1B.

Courtesy of John A Jackson, Medical Dosimetrist, Massachusetts General Hospital.

Graphic 80047 Version 3.0

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