Tendon Injuries
A 28-year-old chef sustains a deep laceration to the volar aspect of his left index finger while cutting vegetables. Examination reveals inability to flex the DIP joint actively, and when the wrist and MCP are passively flexed, the finger does not assume the normal flexion cascade. The wound is at the level of the proximal phalanx. Regarding flexor tendon injuries:
Mark each as TRUE or FALSE
The flexor tendon zones are: Zone I (FDP only, insertion to FDS insertion), Zone II (no man's land, ...
Clinical examination includes testing FDP (hold PIP extended, ask patient to flex DIP) and FDS (hold...
Zone V has the worst prognosis; FDP testing involves flexing the MCP; the tenodesis effect is enhanc...
Surgical repair uses a core suture (4-6 strand repairs provide adequate strength for early active mo...
Postoperative rehabilitation using early controlled motion protocols (modified Duran, Kleinert, or a...
Answer the questions to see explanations
Click T (True) or F (False) for each option