Colon cancer recurrence is divided into in situ recurrence and ectopic recurrence, but most of them are ectopic recurrence. Depending on the location, size and growth rate of tumor, there will be different symptoms. Recurrence of tumor in intestine will generally show obstruction symptoms, such as abdominal distension and abdominal pain, some patients will have abdominal mass, weight loss, weakness and abdominal discomfort after eating, but the most frequent symptoms are pain, abdominal distension and weight loss. Regular review after surgery is very crucial, and patients must follow the doctor’s requirements for review. If there is discomfort after eating, abdominal distension, abdominal pain and other digestive symptoms, as well as weight loss and unexplained weakness, patients should contact the hospital and doctors for examination in time. If the tumor is close to the nerve, the symptoms of pain appear earlier. If the tumor is larger and obstructs the intestinal tract, obstruction may appear, which mostly manifests as abdominal distension, nausea, vomiting and decreased stool. There are also some special symptoms, such as infection, and patients will show fever and increased body temperature. For local recurrence of colon cancer, the symptoms are various, including pain, abdominal distension, blood in stool, weight loss, and individual patients may have fever and other symptoms of infection. Once the above symptoms appear, it is most important to seek medical consultation from doctors in time. According to your situation, if you have different habits from usual, such as diarrhea or difficulty in defecation and other mild symptoms, you should also go to the hospital for medical consultation in time and not be paralyzed. Because recurrence and having tumor are similar, if found early, there are many ways to treat, if found late, treatment is more difficult.