Tendon Injuries
A 35-year-old cricket player presents after being struck on the fingertip by a ball 2 days ago. He is unable to actively extend the DIP joint of his ring finger, which rests in 40 degrees of flexion. Passive extension is full. Radiographs show a small avulsion fracture involving 20% of the articular surface without volar subluxation. Regarding mallet finger:
Mark each as TRUE or FALSE
Mallet finger results from disruption of the terminal extensor tendon (terminal slip) insertion on t...
Classification includes tendinous (pure soft tissue injury) and bony types; bony mallet is further c...
Mallet finger affects the PIP joint; the mechanism is hyperextension; patients can actively extend t...
Non-operative treatment with continuous DIP extension splinting (Stack or Oval-8) for 6-8 weeks is t...
Surgical indications include volar subluxation of the distal phalanx (unstable joint), fractures inv...
Answer the questions to see explanations
Click T (True) or F (False) for each option