Conization is surgical removal of a conical portion of tissue.
cervical c. Removal of a lesion and surrounding tissue from the central longitudinal axis of the cervix, including the external os and a length of endo-cervical
canal; the excised tissue may or may not have a cone shape, depending on the distribution of the lesion.
cold c. Conization performed with a knife.
laser c. Conization performed with a laser beam.