During a cone biopsy, also called conization, a doctor surgically removes a cone-shaped piece of tissue from the cervix. Typically, the cone-shaped piece includes tissue from both the upper and lower parts of the cervix.
Mayo Clinic does not endorse companies or products. Advertising revenue supports our not-for-profit mission.
Check out these best-sellers and special offers on books and newsletters from Mayo Clinic Press.
Make a gift before July 31 and it can go twice as far to fight cancer.