If you or someone you know has been diagnosed with colorectal cancer, the multidisciplinary team consisting of a surgeon, medical oncologists, radiation oncologist, and gastroenterologist will likely be discussing the next steps of treatment. There are four main treatment strategies and the right one for one patient’s case will be different from another’s so it’s important to discuss with your doctors.
In this post, we’ll provide a summary of each of the options available so you can have more information before meeting with your medical team.
Surgery is utilized to remove the tumor and surrounding tissue. Colon surgery is usually performed by a colorectal surgeon or surgical oncologist that specializes in treating different forms of cancer. Tumor removal is the most common treatment for colorectal cancers.
There are two main types of surgery that are used to treat colorectal cancer:
In radiation therapy, high-energy beams are used to destroy the cancer cells.
There are a few types of radiation therapies that physicians will choose for each case:
In chemotherapy, specialized drugs are used to target all cancer cells inside of the body. Chemotherapy can be given intravenously via an IV tube or delivered orally through a pill. Chemotherapy may have side effects such as nausea, fatigue, hair loss, and general uneasiness. Chemotherapy usually follows a schedule where patients are given different drugs at various stages of the treatment.
A doctor will either prescribe chemotherapy prior to surgery to help decrease the size of the tumor or after to improve the odds that cancer does not come back after the tumor is removed.
Targeted therapy is the use of antibodies to target specific receptors on cancer cells to kill cancer cells in the body It is often used in combination with chemotherapy drugs. There are a couple of drugs used for colorectal cancer including:
Be sure to talk to your doctor about the different treatment options available for your specific case and ask about any side effects that are associated.
Reviewed by: Dr. Preet Singh, Hematology/Oncology, Springfield, USA
If you are thinking about getting a colonoscopy, be sure to read our article on Why and When to Get a Colonoscopy.