OverviewThe tailbone (coccyx) is the small bone at the lower tip of the spine. The most common cause of injury to the tailbone is a backward fall onto a hard surface, such as a slippery floor or ice.
Update Date 8/14/2012
Updated by: Linda J. Vorvick, MD, Medical Director and Director of Didactic Curriculum, MEDEX Northwest Division of Physician Assistant Studies, Department of Family Medicine, UW Medicine, School of Medicine, University of Washington. Also reviewed by David Zieve, MD, MHA, Medical Director, A.D.A.M. Health Solutions, Ebix, Inc.