Colon cancer affects the large intestine or the colon which is the lower part of your digestive system. Rectal cancer which is located in the last several inches of your color plus colon cancer are referred to as colorectal cancers. Colon cancers start out as small and noncancerous grouping of cells named adenomatous polyps. As time goes on, these polyps develop into cancers. There will likely be little or no symptoms and you will not know you have colorectal cancer. Regular screening to find these polyps and remove them is the best way to determine if you are predisposed or currently have colorectal cancers.
Colorectal cancers may present with the following symptoms:
- Bowel habit changes. This includes excessive diarrhea or constipation or a change in your stools” ™ consistency.
- Rectal bleeding or blood in stools.
- Abdominal discomfit such as continual cramps or gas pains.
- Your bowel feels as if it is not completely empty.
- You have unexplained weight loss.
- Fatigue or weakness is present all the time.
The symptoms can vary according to the size and location of the cancer in your large intestine.
- Precancerous growths in the colon begin with clump of polyps on the lining of the colon. They can appear as mushroom-shaped in the lining or found in the flat walls of the colon. Removing polyps lesion before they turn cancerous is the main prevention of color cancer.
Inherited gene mutation can also cause colon cancer. These genes can be passed through families. There are only a very small parentage of colon cancers that have these gene mutations.
- Familial adenomatous polyposis or FAP is a disorder tht causes you to develop thousand of polyps in the lining of your rectum and colon. If you have this syndrome before the age of 40, colon cancer is very probable in the future.
- Older age presents a risk for colon and rectum cancer. Most people diagnosed with colon cancer are older than 50.
- African Americans seem to have a greater