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Oncology involves the study of cancer. An oncologist treats cancer and provides medical care to cancer diagnosed person.
The field of oncology comprises of three main specialties- medical, surgical, and radiation.
• Medical: Use chemotherapy and other medications such as immunotherapy and targeted therapy to treat cancer.
• Surgical: Remove tumor and tissue during surgery. Perform biopsies to diagnose cancer.
• Radiation: using radiation therapy for treatment.
The earlier cancer is diagnosed and treated, the chance of its cure is better. There are many types of cancer treatment.
Surgery: a procedure to remove cancer from the body.
• Radiation Therapy: uses a high dose of radiation to kill cancer cells. Also, to shrink tumors.
• Chemotherapy: uses drugs to kill cancer cells.
• Immunotherapy: a treatment to help your immune system fight cancer.
• Targeted Therapy: a cancer treatment aims at any changes in the cancer cells that grow, divide and spread.
• Hormone Therapy: it slows or stops the growth of prostate or breast cancer that uses hormones to increase.
• Stem Cell Transplant: a procedure to restore blood-forming stem cells in cancer patients who have been destroyed by heavy doses of radiation therapy or chemotherapy.
• Precision Medicine: helps doctors select precision treatment based on the genetic understanding of the disease.
Most doctors suggest a combination of treatments such as surgery with radiation therapy and/or chemotherapy.