Mallet Finger Radiopaedia

Mallet fingers are initially managed with immobilization in hyperextension. There was no extensor lag difference between splints at 12-week follow-up and increased extensor lag was noted with all three splints after discontinuation at 6 weeks of time 38.

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Mallet finger radiopaedia

. Mallet finger injuries are frequently sustained during either work or participation in sports428-30 A recent large retro-spective study on the incidence of tendinous and ligamen-tous injuries confirmed the previously described findings that mallet finger is most common in young males7 Incidence begins to drop after the fifth decade while at that. Finger radiographs to obtain include posteroanterior lateral and oblique viewsA mallet finger results from injury to the extensor mechanism. In this retrospective study 21 patients who had bone-involved mallet finger injuries were treated either conservatively or surgically. Mallet finger refers to injuries of the distal interphalangeal joint DIP that may occur as an isolated tendinous injury or in combination with an avulsion fracture of the basal distal phalanx.

Intra-articular fracture through the base of the distal phalanx of the 5 th finger. A triangular avulsion fragment at the insertion of the common extensor tendon on the dorsal aspect of the distal phalanx compatible with the mallet finger. Mallet finger made up a small amount of cases seen and did have excellent functional outcomes. Level IV evidence Wehbe MA Schneider LH.

Mallet finger refers to injuries of the distal interphalangeal joint DIP that may occur as an isolated tendinous injury or in combination with an avulsion fracture of the basal distal phalanx. Pike et al. There is a 4mm triangular avulsion fragment at the insertion of the common extensor tendon with 3mm dorsal displacement. Radiopaedia is free thanks to our supporters and advertisers.

A triangular avulsion fragment at the insertion of the common extensor tendon on the dorsal aspect of the distal phalanx at the distal interphalangeal DIP joint is compatible with mallet finger. A radiograph shows changes of osteoarthritis at the DIP joint with full extension. Mallet finger is a triangular avulsion fragment at the extensor aspect of the distal phalanx at the DIP joint. Mallet finger is an injury to the extensor mechanism of the finger at the level of the distal interphalangeal joint it occurs due to forced flexion of the DIP stubbing your finger.

Radiopaedia is free thanks to our supporters and advertisers. Mallet finger refers to damage in the extensor movement of the distal phalanx of the finger either as a result of injury to the extensor tendon or due to an avulsion fracture at the base of the distal phalanx with dorsal displacement resulting in the shape of a hammer-like finger. Findings are compatible with Mallet finger in a rugby player. 0 public playlist include this case.

J Bone Joint Surg Am 1984. Sign up urlsignup-modal-props. 0 public playlist include this case Related Radiopaedia articles. Sometimes it can be bony an avulsion at the insertion of the.

Features are consistent with mallet finger a triangular avulsion fragment at the insertion of the common extensor tendon on the dorsal aspect of the distal phalanx. The patient presented following trauma with an inability to extend the distal interphalangeal joint in keeping with a mallet finger injury. Radiopaedia is free thanks to our supporters and advertisers. Become a Gold Supporter and see no ads.

The case shows ultrasound findings of a Mallet finger. Treatment is most commonly non-operative using an extension splint. This injury pattern is known as a Mallet finger. Compared the clinical and radiographic extensor lag measurements for mallet fingers treated with volar dorsal and custom thermoplastic splinting.

These injuries should be reviewed by a hand surgeon. Radiopaedia is free thanks to our supporters and advertisers. Mallet finger refers to damage in the extensor movement of the distal phalanx of the finger either as a result of injury to the extensor tendon or due to an avulsion fracture at the base of the distal phalanx with dorsal displacement resulting. Become a Gold Supporter and see no ads.

A triangular avulsion fragment at the insertion site of the common extensor tendon on the dorsal aspect of the ring finger distal phalanx with extension to distal interphalangeal DIP. Findings are consistent with a mallet fracture and orthopedic review is recommended.

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