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Finger Injuries (cont.)

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Media file 1: 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.

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.

Media type:  Illustrations/Pictures

Media file 3: Skier's (gamekeeper's) thumb. The ulnar collateral ligament is torn, causing the joint to be loose.

Picture of Skier's (gamekeeper's) thumb. The ulnar collateral ligament is torn, causing the joint to be loose.

Media type:  Illustration/Pictures

Media file 4: 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 original file
Media type:  Illustration/Picture

Media file 5: Swan neck deformity. The volar plate is torn, causing the joint to open abnormally under the pull of the extensor ligaments.
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Media type:  Illustration/Picture

Media file 6: 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 original file
Media type:  Illustration/Picture

Media file 7: Anatomy of the fingernail. Top - The normal fingernail. Bottom - Nail bed laceration with subungual hematoma.

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

Media type:  Illustration/Picture



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