Cone Biopsy (Conization)

A procedure in which a cone-shaped piece of abnormal is removed from the .

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About Cone Biopsy

Conization is often recommended in women who have high-grade or (CIN 3).

This procedure involves removing a cone-shaped piece of from the area around the opening of the , including the abnormal tissue that was found. Conization is done through the , under local or general anesthetic. The procedure can lead to . Removing tissue from the area around the opening of the cervix can increase the risk of cervical incompetence (weakness) and preterm birth in future .

If high-grade is discovered in a pregnant woman, doctors normally recommend waiting and having after the baby is born, to avoid weakening the opening of the . The woman then has the surgical procedure after the birth, if the abnormal are still there then.