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  1. Colon polyps - Symptoms and causes - Mayo Clinic

    Most colon polyps are harmless. But over time, some colon polyps can turn into colorectal cancer. Colorectal cancer can be deadly when found in its later stages. The most common type of …

  2. What are polyps? - MD Anderson Cancer Center

    May 13, 2025 · Polyps are abnormal clusters of cells that can develop in many different parts of the body. But what causes them? And, are they cancerous? Gastrointestinal cancer specialist …

  3. Colon Polyps: Symptoms, Causes, Types & Removal

    Colon polyps are growths, like tiny bumps, that form on the inside lining of your colon or rectum. They’re usually harmless, but some types can turn into colon cancer after many years. …

  4. Polyp Pictures: What They Are And What Polyps Look Like - WebMD

    Jun 23, 2025 · These small clumps of tissue that show up where they’re not supposed to can be anything from a minor nuisance to a possible sign of cancer. WebMD explains what you need …

  5. All About Colon Polyps - OncoLink

    Dec 30, 2025 · Polyps are either neoplastic (adenoma), meaning they could become cancer, or non-neoplastic (hyperplastic), meaning they will not become cancer. They can also be …

  6. Symptoms & Causes of Colon Polyps - NIDDK

    Learn the symptoms and causes of colon polyps. Most people with colon polyps don’t have symptoms, but rectal bleeding and bloody stools may occur.

  7. Polyps: Types, Treatments, and Biopsy - Healthline

    Nov 16, 2023 · Polyps can affect different parts of the body, including the colon, the uterus, the nose, and the ears. Most polyps are harmless, but some can become cancerous over time.

  8. Colon Polyp | Colorectal Polyp | MedlinePlus

    Dec 9, 2025 · Colonic polyps grow in the large intestine, or colon. Most polyps are not dangerous. However, some polyps may turn into cancer or already be cancer. To be safe, doctors remove …

  9. All About Polyps - Colon Cancer Coalition

    Polyps are small growths or bumps that form on the inside walls of your colon (large intestine) or rectum. Over time, about 5-10% of polyps will turn into cancer.

  10. Polyps of the Colon and Rectum - The Merck Manuals

    Polyps that grow on the intestinal or rectal wall protrude into the intestine or rectum and may be noncancerous (benign), precancerous (adenomatous), or cancerous (malignant carcinoma).