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    Area of Science:

    • Gastroenterology
    • Oncology
    • Pathology

    Background:

    • Colorectal cancer predominantly originates from neoplastic polyps.
    • These polyps are found in 5-10% of individuals over 40.
    • Understanding polyp types is key to cancer prevention.

    Purpose of the Study:

    • To analyze the malignant potential of different neoplastic polyp types.
    • To emphasize the importance of early detection and removal of polyps.

    Main Methods:

    • Histological classification of polyps into tubular, tubulovillous, and villous adenomas.
    • Assessment of malignancy incidence based on polyp type, size, and atypia.

    Main Results:

    • Villous adenomas have the highest malignancy risk (41%).
    • Tubulovillous adenomas show a 23% malignancy incidence.
    • Tubular adenomas have a 5% incidence of malignancy.

    Conclusions:

    • Histologic type, size, and atypia influence malignant transformation risk.
    • Complete removal of neoplastic polyps via colonoscopy is essential for preventing large bowel cancer.