The brunt of fast foods is borne by the intestines and the stomach leading to hemorrhoids and multiple other anal problems. Anal cancer, also called as rectal cancer, is an abnormal growth of cancerous cells in the anus. Rectal cancer can have the symptoms of unexplained weight loss in the absence of dieting, bowel obstruction, anemia, and fatigue. Hemorrhoids produce the symptom of pruritus (itching) in the rectal andor anal area while rectal cancers usually do not. Patients with hemorrhoids usually have a good prognosis and a normal life expectancy. Colon cancer is a growth of abnormal cells in the colon, which multiply causing cancerous tumors. Internal, external, and ruptured hemorrhoids are swollen blood vessels and painful inflammation near the anus. Both colon cancer and hemorrhoids can cause rectal bleeding, blood in stool, and the feeling that you have not completed a bowel movement. Colon cancer, on the other hand, is caused by polyps found in the ascending colon (left colon) or descending colon (right polyp), in the upper part of the tract. Some anatomical knowledge makes it easier to understand the difference between bleeding caused by either abnormalities. Hemorrhoids and cancer are very different conditions that can cause some of the same symptoms. Colon cancer and hemorrhoids are very different conditions, but they can produce blood in the stool. Seeing blood in the stool can be alarming, especially if you have never experienced it before. Most likely, you may have been straining when having a bowel movement and the bleeding is due to a hemorrhoid. Rectal cancer how to tell the difference minnesota july 15, 2018 admin because the symptoms of hemorrhoids and early-stage rectalcolon cancer are very similar, people often confuse and, at times, misdiagnose the two conditions. With an external hemorrhoid, you may be able to see or feel the lump. Learn more about the difference between the two types in the video hemorrhoids--3d medical animation. You have hemorrhoid symptoms along with other symptoms such as fever, weight loss,. Left untreated, warts may lead to an increased risk of anal cancer in the affected area.