OverviewSmashed fingers, causing direct trauma to one or more fingers, should initially be treated with ice to reduce swelling. If blood builds up under a fingernail, a heated wire may be used to burn a hole through the nail.
Update Date 5/9/2015
Updated by: C. Benjamin Ma, MD, Assistant Professor, Chief, Sports Medicine and Shoulder Service, UCSF Department of Orthopaedic Surgery, San Francisco, CA. Also reviewed by David Zieve, MD, MHA, Isla Ogilvie, PhD, and the A.D.A.M. Editorial team.