Cervical conization refers to a biopsy

Biopsy

A biopsy is a medical test involving sampling of cells or tissues for examination. It is the medical removal of tissue from a living subject to determine the presence or extent of a disease. The tissue is generally examined under a microscope by a pathologist, and can also be analyzed chemically...

 of the cervix

Cervix

The cervix is the lower, narrow portion of the uterus where it joins with the top end of the vagina. It is cylindrical or conical in shape and protrudes through the upper anterior vaginal wall...

 in which a cone-shaped sample of tissue is removed from the mucous membrane

Mucous membrane

The mucous membranes are linings of mostly endodermal origin, covered in epithelium, which are involved in absorption and secretion. They line cavities that are exposed to the external environment and internal organs...

. Conization may be used either for diagnostic purposes, or for therapeutic purposes to remove pre-cancerous cells.

Types include:

• cold knife conization (CKC). Usually outpatient.
• loop electrical excision procedure
  Loop electrical excision procedure
  The loop electrosurgical excision procedure is currently one of the most commonly used approaches to treat high grade cervical dysplasia discovered on colposcopic examination. In UK it is known as "large loop excision of the transformation zone" . The procedure has many advantages including low...
  
   (LEEP). Usually outpatient, occasionally inpatient.

Conization of the cervix is a common treatment for dysplasia

Dysplasia

Dysplasia , is a term used in pathology to refer to an abnormality of development. This generally consists of an expansion of immature cells, with a corresponding decrease in the number and location of mature cells. Dysplasia is often indicative of an early neoplastic process...

 following abnormal results from a pap smear

Pap smear

The Papanicolaou test is a screening test used in to detect pre-cancerous and cancerous processes in the endocervical canal of the female reproductive system. Changes can be treated, thus preventing cervical cancer...

.

Side effects

Side effects of the treatment may include cervical stenosis with a resulting severe endometriosis

Endometriosis

Endometriosis is a gynecological medical condition in which cells from the lining of the uterus appear and flourish outside the uterine cavity, most commonly on the ovaries. The uterine cavity is lined by endometrial cells, which are under the influence of female hormones...

. This procedure may increase the risk of incompetent cervix.