As an oncologist with extensive experience in treating various stages of cancer, I can provide you with an overview of what stage 3 colon cancer entails. Stage 3 colon cancer is considered a more advanced stage of the disease. It is characterized by the cancer having spread to the lymph nodes, which indicates a higher likelihood of the disease spreading to other parts of the body. The severity and prognosis can vary significantly depending on several factors, including the specific stage within stage 3, the individual's overall health, the response to treatment, and the aggressiveness of the cancer cells. In stage 3, the cancer has spread to one to three lymph nodes (Stage IIIA) or more than three lymph nodes (Stage IIIB), or it may have spread to four or more lymph nodes (Stage IIIC). The fact that the cancer has reached the lymph nodes is a concern because it suggests that the cancer is more likely to metastasize, or spread to distant organs. Treatment for stage 3 colon cancer typically involves a combination of surgery to remove the cancerous tissue and chemotherapy to target any remaining cancer cells. The goal of treatment is to remove as much of the cancer as possible and to reduce the risk of recurrence. It's important to note that while stage 3 colon cancer is serious, many patients respond well to treatment and can experience long-term survival. Advances in medical technology and personalized medicine have improved treatment options and outcomes for patients with this stage of cancer. read more >>

Stage III colorectal cancer. ... The cancer has spread to 1 �C 3 lymph nodes near the primary site, but has not spread to distant organs. Stage IIIC: The cancer may or may not have grown through the wall of the colon or rectum, but has spread to four or more lymph nodes near the primary site.read more >>