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16 Cards in this Set
- Front
- Back
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What are the borders of the carpal tunnel?
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Scaphoid tubercle
Hamate |
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What are the contents of the carpal tunnel?
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Nine flexor tendons (FDP, four; FDS, four; FPL, one)
Median nerve |
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What is the relative orientation of the flexor tendon slips?
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Slips to third and fourth digits are volar to second and fifth
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What is the most common anatomic variation of the recurrent motor branch of the median nerve?
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Extraligamentous recurrent course distal to carpal tunnel
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What side of the median nerve does the palmar cutaneous branch come off of?
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Radial
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The palmar cutaneous branch of median nerve lies between what two structures?
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Palmaris longus
Flexor carpi radialis |
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How effective is a steroid injection at providing short-term relief of symptoms?
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80% of patients report acute relief
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What percentage of patients have continued relief of symptoms at 1 year after steroid injection?
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22%
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What is the preferred wrist position for a carpal tunnel splint?
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Neutral
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What is the advantage of endoscopic carpal tunnel release over the open procedure?
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Possible accelerated early
postoperative rehabilitation Possible less pillar pain |
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What are the possible disadvantages of endoscopic surgery?
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Incomplete division of the transverse carpal ligament
Cut the recurrent motor branch of the median nerve |
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ls there any difference in long-term outcomes?
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No
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The highest rates of incomplete transverse carpal ligament division are seen with what types of carpal tunnel procedures?
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Mini-incision or endoscopic
Transverse incision (avoid) |
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What is the only indication for repair of the transverse carpal ligament after
division? |
Simultaneous flexor tendon repair
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Postoperatively, when does pinch strength return to baseline?
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6 weeks
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Postoperatively, when does grip strength return to baseline?
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12 weeks
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