Adenocarcinoma of the sigmoid colon does not necessarily mean that you can’t eat, whether you can eat or not is related to the patient’s condition and physique. Sigmoid colon adenocarcinoma is a kind of intestinal disease caused by malignant tumor growth in the body. If it is early stage sigmoid colon adenocarcinoma, it usually does not affect eating, but it needs to adjust the eating habit, don’t eat spicy and stimulating food, can eat some fluids or semi-fluids, such as thin rice, rice paste, broth and so on, so as to avoid affecting the recovery of the disease. If advanced sigmoid colon adenocarcinoma is accompanied by other adverse complications, abdominal pain and abnormal bowel movement, it is necessary to suspend eating, go to the hospital in time to clarify the cause of the disease, give symptomatic treatment, and follow the doctor’s instruction. Adenocarcinoma of the sigmoid colon has certain seriousness, early detection, early diagnosis and early treatment are necessary. During the treatment, we should keep a good state of mind, communicate with medical personnel more often if there is any doubt, and actively cooperate with them to improve the quality of survival and prolong the life cycle as much as possible.