A malignant neoplasm arising from the inner wall of the ultimate a part of the massive gut -- the body part. Though carcinoma and body part cancer share several options, there are a unit vital variations between these 2 diseases together with, especially, the tendency for body part cancer -- however not carcinoma -- to recur regionally. Native repeat of body part cancer is common (15-45%) when normal surgery and is commonly harmful. it's troublesome to cure, and also the associated symptoms area unit debilitating. consequently; preventing native repeat is one in all the most treatment goals with body part cancer.A change in bowel habits, Diarrhea, constipation, or feeling that the bowel does not empty completely, Blood (either bright red or very dark) in the stool, Stools that are narrower than usual, General abdominal discomfort (frequent gas pains, bloating, fullness, and/or cramps),Weight loss with no known reason, Constant tiredness, Vomiting.