Mallet finger (also called baseball finger or drop finger) is a bent fingertip that can't be straightened. It is caused by a ruptured tendon at the base of the finger joint near the fingertip that occurs when a finger is bent with force, such as when you try to catch a ball and your fingertip is struck by the ball.

Symptoms of mallet finger include a:

  • Bent fingertip that can't be straightened.
  • Painful and swollen fingertip.

Treatment includes splinting the injured finger in a straight position for several weeks.

Current as of: May 22, 2015

Author: Healthwise Staff

Medical Review: William H. Blahd, Jr., MD, FACEP - Emergency Medicine & David Messenger, MD