Cancer Treatment Tumor Removal Surgery Tumor removal surgery: Surgical procedure to excise abnormal growths, often to diagnose or treat cancerous conditions. See More Chemotherapy Chemotherapy: Medical treatment using drugs to kill or inhibit the growth of rapidly dividing cells, typically cancer cells. See More Radiation Therapy Radiation therapy: Medical treatment employing targeted high-energy radiation to destroy or shrink cancer cells while minimizing damage to normal tissue. See More