Dec 19, 2024 · Colon cancer is a growth of cells that begins in a part of the large intestine called the colon. The colon is the first and longest part of the large intestine. The large intestine is the last part of the digestive system.

Colon cancer develops from certain polyps or growths in the inner lining of your colon. Healthcare providers have screening tests that detect precancerous polyps before they can become cancerous tumors. Colon cancer that’s not detected or …

Learn about colon cancer warning signs to know that you should watch and shouldn't ignore. Colon cancer usually does not cause signs or symptoms in the early stages. As cancer grows, signs may include blood in the stool, bowel habit changes, abdominal pain, and fatigue. Learn about 4 stages and conditions that have the same colon cancer symptoms.

Jun 10, 2024 · Colon cancer occurs when cancerous cells develop in the colon (large intestine). This condition can cause no symptoms, especially at first, but eventually, signs include changes in bathroom habits and blood in stools. Colon cancer is relatively common and …

To understand colorectal cancer, it helps to know about the normal structure and function of the colon and rectum. The colon and rectum make up the large intestine (or large bowel), which is part of the digestive system, also called the gastrointestinal (GI) system (see illustration below).

Feb 28, 2025 · Colon cancer is a type of cancer that starts in your colon (large intestine). It’s often referred to as colorectal cancer. However, colorectal cancer is a group of cancers that includes...

Colon cancer usually starts off in small polyps (overgrowth of tissue) in the colon or rectum. These polyps may not produce any symptoms, especially in the early stages. As the disease progresses, more symptoms may appear. Symptoms and signs of colon cancer may include:

Bowel cancer, also known as colorectal cancer, colon cancer or rectal cancer, develops from the inner lining of the bowel. It is usually preceded by growths called polyps , which may become invasive cancer if undetected.

Learn where colorectal cancer starts, ways to prevent it, tests to diagnose it, the options for treatment, and what to do after you have finished treatment.

Dec 21, 2024 · Colon cancer is often sporadic and related to risk factors such as age, race, diet, and the presence of inflammatory bowel disease. Hereditary colon malignancies are most commonly associated with Lynch syndrome and genetic polyposis syndromes. Screening colonoscopy is critical in identifying premalignant and early-stage lesions.