In a cervical punch biopsy, the cervix may be stained with iodine solution in order to see abnormalities better. These areas of tissue are then sampled and examined.
Review Date: 12/4/2015
Reviewed By: Yi-Bin Chen, MD, Leukemia/Bone Marrow Transplant Program, Massachusetts General Hospital, Boston, MA. Also reviewed by David Zieve, MD, MHA, Isla Ogilvie, PhD, and the A.D.A.M. Editorial team.