What should you know about Pronova proton therapy?

Protons release much of their energy at a chosen depth, so the treatment team can shape the dose around the tumour and nearby organs. The plan depends on the tumour's location, size, movement, and the purpose of treatment. It may be considered for selected cancers when reducing dose to healthy tissue is especially relevant, including some childhood cancers.

Before treatment, imaging and positioning measurements help create an individual plan. A treatment session usually involves lying still while the machine delivers the planned beam; the radiation itself is not felt. Side effects depend on the body area treated and can develop during treatment or afterward.

Ask the radiation oncology team why proton therapy is being proposed, what alternatives fit your diagnosis, and which organs are being protected by the plan. Bring a list of medicines, previous radiation treatments, implanted devices, and health conditions. Follow instructions about food, drink, medicines, and positioning; some people need a custom support device or preparation for staying still.

Discuss travel, appointment length, skin care, work or school, and who to contact between sessions. Understanding the plan for follow-up imaging can make the treatment course easier to manage. You can read more about [Proton Therapy](/treatments/radiation-oncology/proton-therapy/) and the [Proton Therapy System](/technology/proton-therapy-system/).

Contact the oncology team promptly for worsening pain, repeated vomiting, new breathing difficulty, confusion, severe weakness, a fever, or skin changes that are rapidly worsening in the treated area. Seek urgent help for severe breathing trouble, collapse, or sudden neurological changes. These symptoms can have causes unrelated to radiation, so the team should assess them rather than assuming they are expected.

What is the goal of proton therapy in my case? Which nearby organs may receive less radiation, and what side effects remain possible? How will you check positioning and tumour response? What should I do if symptoms appear between visits?