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A butcher sustains a traumatic amputation of the ring finger through the distal interphalangeal joint. He is brought to the operating room where the flexor digitorum tendon is retrieved and advanced to the distal stump. Three months after surgery the patient notes that when he makes a fist, only his ring finger tip reaches the palm. What is this patient's clinical problem?
swan neck deformity
lumbrical plus deformity
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A 35-year-old butcher inadvertently lacerates his ring finger FDP tendon at the level of the DIP joint which is subsequently repaired. Following the operation he notes the inability to fully flex his long and small fingers at the DIP joints with attempted fist clenching as well as a weak grip. Which of the following intraoperative maneuvers was likely responsible for this?
FDP reconstruction with a long tendon graft
FDS to FDP transfer at level of the A2 pulley
Inadequate repair of the C3, A4 and A5 pulleys
Distal advancement of lumbricals
Overtensioning of the FDP tendon