Many symptoms may be related to colon cancer. Following are some of them, if you have any of these symptoms, contact your doctor as soon as possible:
Frequent change in your bowel habit; for example, constipation, or diarrhea
Change in the shape of stool; thinning of it
Persistent urgent feeling that you need to defecate that is not eased by defecating
Blood mixed with stool
Dark colored stool
Bleeding per rectum
Cramping in the belly
Frequent Pain in the belly
Persistent fatigue
Unintentional loss of weight
Almost all these symptoms can be caused by benign conditions; for example, hemorrhoids, infection, and inflammatory bowel disease, but they may be also an early symptom of colon cancer; it is better to suspicious than to regret later! If you have any of the previous symptoms, contact your doctor to guide you to the diagnosis and treatment.