Can a proton beam be used to treat stomach cancer?

Treatment options include a combination of surgery, chemotherapy, radiation therapy, or proton therapy. ... In 2017, an estimated 28,000 people in the United States will be diagnosed with stomach cancer. ... Treatment options vary, depending on the size, location, stage of the cancerous tumor, and the patient's health. read more

I have no direct knowledge but I would think that a proton beam would have trouble penetrating deep enough to reach stomach cancers. The Bragg peak is too shallow (I think). read more

Proton therapy is a form of external beam radiation that uses particles (i.e., protons) instead of photons (i.e., X-rays) to treat tumors. Both forms of radiation can destroy cancer cells by messing up their genetic blueprint (DNA). read more

Proton therapy shows proven results in treating prostate cancer, brain, head and neck, base-of-skull tumors, lung tumors, tumors near the spine, pediatric cancer, gastrointestinal cancer and melanoma of the eye. read more