|Procedure: Cervical Biopsy|
Description and Purpose
A cervical or punch
biopsy is used to evaluate abnormal cervical tissue found during
a or .
This involves the removal of a sample of tissue for study in a pathology
Preparation and Procedure
The physician will try to schedule the biopsy about 1 week after a . The doctor performs a and then uses a small, scissors-like instrument called a punch
to snip one or more tiny pieces of tissue (less than 5mm/¼") from
the cervix. The specimen is then sent to the pathology lab for analysis.
Variations of this technique include Loop electrical
excision of the transformation zone (LETZ; an electrocautery loop
is used in place of the punch) and Endocervical curettage .
In the latter, following a punch biopsy, the doctor may also take a sample
of the tissue lining the endocervical canal (just past the opening of
the cervix) but not in the uterus itself. This is a precaution against
missing any abnormal tissue in this area, which cannot be fully seen with
Cramping is common after a cervical biopsy.
The information in this page is presented in summarised form and has been taken
from the following source(s):
The Yale University School of Medicine Patient's Guide to
Medical Tests, Barry L. Zaret M.D., Senior Editor, published by Houghton Mifflin.