1. Hemorrhoids may occur at any age people. While many patients with rectal cancer is the middle-aged or the elderly. 2. Hemorrhoids stool with blood, which is a result of defecation, abrasions area to a majority, with blood after trickling down from the stool, it is not mixed with feces, mucus not exist. The stool and rectal cancer patients are often mixed with blood, mucus and thick fluid, and stool habits will change significantly. The increased frequency of the stool, with feeling. If after the administration still can not relieve diarrhea, it should pay special attention to the. 3. Within a finger to enter into anal examination is the most effective method. Because most of hemorrhoids and rectal cancer occurred in the fingers can touch on the location. If a finger from the anus to enter into conflict with the feel of Internal some uplift for arabica hemorrhoids. If there are enteral or cauliflower lumps marginal uplift of the Central Depression ulcers and intestinal stenosis was found only accommodate a finger, and check after that got caught up in piles of blood, mucus and thick liquid, it is very likely suffering from a colorectal cancer, treatment should be taken to the hospital, so as not to miss treatment.