the earliest sign of colorectal cancer may be bleeding. but if you find blood in your stool don't panic. a number of different illnesses can cause bleeding not just colon cancer. if you find blood in your stool see your doctor so that a correct diagnosis can be made and proper treatment received. other symptoms to look out for if you suspect colon cancer include: change in bowel habits (constipation or diarrhea) unusual stomach or gas pains very narrow stool a feeling that the bowel has not emptied completely after passing stool unexplained weight loss fatigue
i found a little bit of blood in my stool. could i have colorectal cancer?