Finger Injuries (cont.)
Finger Injury Pictures
Picture of Phalanges (bones) of the finger. The distal, or furthest, phalanx (the tip under the fingernail); the middle phalanx; and the proximal, or closest, phalanx.
Anatomy of the tendons and ligaments of the finger.
Skier's (gamekeeper's) thumb. The ulnar collateral ligament is torn, causing the joint to be loose.
Mallet finger. The extensor tendon is torn away from its attachment to the distal phalanx (top). The tendon tears away a small piece of bone with it, causing an avulsion fracture (bottom). Click to view larger image
Swan neck deformity. The volar plate is torn, causing the joint to open abnormally under the pull of the extensor ligaments. Click to view larger image
Boutonniere deformity. The stabilizing part of the extensor tendon, called the central slip, is torn. The rest of the tendon slides toward the palm and causes the finger to bend abnormally. Click to view larger image
Picture of of the Anatomy of the fingernail. Top - The normal fingernail. Bottom - Nail bed laceration with subungual hematoma
Picture of Nail bed laceration with subungual hematoma
Medically reviewed by Aimee V. HachigianGould, MD; American Board of Orthopaedic Surgery
American Family Physician. Acute Finger Injuries: Part I. Tendons and Ligaments.
American Society for Surgery of the Hand. Fingertip Injuries.
healthychildren.org. Common Finger Injuries in Athletes.
Medically Reviewed by a Doctor on 10/3/2016
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