OverviewGum biopsy is a diagnostic procedure in which a small piece of gingival (gum) tissue is removed for examination. The test is performed when examination of the mouth reveals abnormal-appearing gum tissue.
Review Date 2/9/2015
Updated by: Alan Lipkin, MD, otolaryngologist, private practice, Denver, CO. Review provided by VeriMed Healthcare Network. Also reviewed by David Zieve, MD, MHA, Isla Ogilvie, PhD, and the A.D.A.M. Editorial team.