Cone biopsy and cryocautery of the cervix
Cone biopsy and cryocautery of the cervix are two methods used to remove abnormal cervical cells.
Cone biopsy may be performed in out-patients under local anaesthetic or as a day-case operation in theatre under general anaesthetic. Cryocautery is a painless procedure carried out in out-patients.
In both procedures, an instrument called a speculum
is inserted to hold the walls of the vagina apart and the
ª For a cone biopsy, the area to be removed is highlighted
using iodine solution. A 'cone' of tissue, containing the
abnormal area, is then removed using either a hot, wire
For cryocautery, the abnormal cells are destroyed
There may be some slight bleeding following these
procedures. A vaginal discharge, which is dark brown
Sexual intercourse should be avoided until after the next menstrual period to ensure that the cervix heals properly.
Normal activities can he resumed the following day.