Finger Injuries (Subscribe)  

As the terminal extension of the fingers and hand, the fingertips are the portions of the upper extremity through which we touch, feel, write, draw, and perform activities of daily living. With the advent of new technology, our dependence on our fingertips for everyday living continues to increase, as we...

Account of reconstruction after a finger tip amputation had caused a hook nail deformity.
Edward J. Harvey, MD Can J Surg, Vol. 51, No. 5, October 2008 396

Posted 07/01/2007 HHG Handoll Introduction Date of Most Recent Substantive Amendment: 2004 03 04 Background Mallet finger, also called drop or baseball finger, is where the end of a finger cannot be actively straightened out due to injury of the extensor tendon mechanism. Treatment commonly involves splintage of the finger for six or more weeks....

The layman's term "jammed finger" often refers to injuries that are incurred around the proximal interphalangeal (PIP) joint of the fingers. Although imprecise in its diagnostic accuracy, jammed finger aptly describes a constellation of injuries that are related to varying degrees of axial loading across the PIP joint.
Synonyms and...

Loss of extensor tendon continuity at the distal interphalangeal joint (DIPJ) causes the joint to rest in an abnormally flexed position. This occurs with a laceration to the dorsum of the digit near the DIPJ. Mallet finger describes the condition in which the skin remains closed and the extensor tendon...

Illustrations, clinical pictures and xrays

The term mallet finger has long been used to describe the deformity produced by disruption of the terminal extensor mechanism at the distal interphalangeal (DIP) joint.1, 2, 3 Mallet finger is the most common closed tendon injury that is seen in athletes; this injury is also common in nonathletes after...

Human fingernails, located on the dorsal aspect of the terminal 40% of the distal phalanx of each finger, are dynamic and physiologically important organs of the hand. Trauma to the fingertip and nail unit remains the most common of all hand injuries. The fingertip is one of the last anatomic...