Procedure Type
SurgicalProcedure Duration
0-30 minHospital Stay (Days)
4-8 weeksProton Beam Therapy is a cutting-edge type of radiation treatment that uses protons instead of traditional X-rays to destroy cancer cells. The key difference lies in how protons deliver energy—they release most of their energy directly at the tumor site, minimizing damage to the surrounding healthy tissue. This makes it especially useful for treating tumors located near critical organs.
In Proton Beam Therapy, positively charged particles called protons are accelerated to high speeds and precisely targeted at cancer cells. As the protons reach the tumor, they deposit their energy in a burst known as the Bragg peak. This allows doctors to deliver higher radiation doses directly to the tumor while reducing exposure to healthy tissue nearby.
Proton therapy is ideal for patients with tumors near vital organs, such as the brain, spine, eyes, or heart. It’s often recommended for children with cancer, as their developing tissues are more sensitive to radiation. Patients with recurrent cancers or those who cannot undergo traditional radiation therapy may also benefit from this advanced treatment.
Proton Beam Therapy can treat a wide range of cancers, including brain tumors, spinal tumors, head and neck cancers, prostate cancer, lung cancer, liver cancer, and pediatric cancers. It is also used for certain rare or difficult-to-treat tumors that require pinpoint accuracy to avoid damaging nearby critical structures.
Chief - Radiation Oncology & Co-Chief - Cyberknife Centre
PRINCIPAL DIRECTOR & HOD LAP GI, GI ONCO, BARIATRIC & MIS SURGERY
SENIOR DIRECTOR - GI, GI ONCOLOGY, MINIMAL ACCESS & BARIATRIC SURGERY
Before treatment begins, imaging scans like MRI or CT are used to map the tumor. During the session, the patient lies still while the machine delivers protons to the exact tumor location. Each session usually lasts about 30–45 minutes, although the proton delivery itself only takes a few minutes. Treatment is painless and does not require anesthesia.
Yes, Proton Beam Therapy is considered a safe and highly targeted form of radiation treatment. Because it limits exposure to healthy tissues, patients often experience fewer and less severe side effects compared to conventional radiation therapy. However, like all cancer treatments, it may still have some risks, which will be carefully reviewed by your care team.
The number of sessions varies depending on the type and stage of cancer. Some patients may need only a few sessions (hypofractionation), while others may require daily treatments over several weeks. Each treatment plan is individualized to deliver the most effective dose while minimizing harm to healthy tissues.
After completing Proton Beam Therapy, patients typically resume normal activities within days. Follow-up appointments will be scheduled to monitor treatment results and manage any lingering side effects. Long-term outcomes are often excellent, especially for tumors that are localized and accessible. A multidisciplinary team continues to support patients throughout recovery.
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