Radiation therapy plays an important role in both curative and palliative cancer treatment. Palliative radiation therapy is given to alleviate symptoms, restore function, relieve suffering caused by cancer, and improve quality of life. Pain relief, control of bleeding or ulceration, prevention of impending compression or obstruction from tumor, and shrinkage of tumor masses causing symptoms are indications for palliative radiotherapy. Palliative radiotherapy is a very effective tool in alleviating pain symptoms and generally well tolerated. Common fractionation schemes are 8 Gy delivered in one fraction and 30 Gy delivered in 10 fractions. This article discusses general principles of administering palliative radiation therapy. Site-specific treatment is addressed, divided into palliative radiotherapy for brain metastases, spinal cord compression, and bone metastases. In each of these areas, we discuss presentation, management, and therapeutic strategies.
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