TriangleFOR PATIENTS · SOURCE READING
Radiation therapy
Source: Small Cell Lung Cancer Treatment (PDQ®)–Patient Version, National Cancer Institute.
Source updated: May 8, 2025 · Captured 2026-09-09.
Selected source text with whitespace normalised. This Triangle page is not an NCI PDQ summary. Independent clinical review is pending.
Context: Treatment Option Overview / The following types of treatment are used:
Radiation therapy is a cancer treatment that uses high-energy x-rays or other types of radiation to kill cancer cells or keep them from growing. External radiation therapy uses a machine outside the body to send radiation toward the area of the body with cancer. External radiation therapy is used to treat small cell lung cancer, and may also be used as palliative therapy to relieve symptoms and improve quality of life. Radiation therapy to the brain to lessen the risk that cancer will spread to the brain may also be given.
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Learn more about External Beam Radiation Therapy for Cancer and Radiation Therapy Side Effects.
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Preserved source evidence · Independent clinical review pending · Not medical advice