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5 Cards in this Set
- Front
- Back
42yo s/p L finger inj while attemptg to catch a baseball. He c/o L, long finger pain & an inability to extend middle finger @ DIP jnt. xray p/ CR & splintg Fig A. What is the tx? 1-Reduc & pinng; 2-Repeat splintg DIP jnt
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3-Splintg of dis & prox IP jnts in extension; 4-Observtn; 5-Fusion DIP jnt:: xray shows a bony mallet inj w/ volar subluxation distl phalanx p splintg DIP jnt-extnsn, which indication reduction & ping.Ans-1
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35yo professional football'er c/o severe wrist pn p/tackle. paresthesias thumb & index finger. AP & lat xrays fig A & B What next step in management? 1-SAC thumb spica; 2-LAC thumb spica; 3-urgent CR & splintg;
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4-MR arthrogram of the wrist to assess ligamentous injuries; 5-bone scan to assess vascularity:: most important next step in TX is reduction dislocation, the trend is for ORIF optimal anatomic restoration.Ans3
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40 yo sheet metal workr--crush inj to hand. Tx'd in a SAS p/CRPP multiple MC fxs. The fx's healed uneventfully however, c/o 6 mths later with deformity Fig A. What pathoanatomic process is responsible for his deformity?
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1-Volar plate laxity & tethering lateral bands @ PIP jnts; 2-FDP lac distl->orign lumbricls; 3-Adhrd FDP tendn middl fingr; 4-Imbalnce bw/ spastic intrinscs & weak extrinscs; 5-Imbalanc bw/ strong extrinscs & deficnt intrinscs::Ans5
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1 mnemonic for nerve injury affecting the hand?
2 provocative tests intrinsic minus hand? |
1 DR CUMA: D-Drop=R-Radial n; C-Claw=U-Ulnar n; M-Median n=A-Ape hand (or Apostol [preacher] hand)
2 if MCP joints are brought out of hyperextension, the flexion deformity of the DIP & PIP will correct |
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Extrinsic imbalance from splinting a crushed hand w/ MCP jnt extension causes what characteristic hand deformty? 1-Distl IP jnt extnsn; 2-Ulnar subluxtn of MCP jnts; 3-Prox IP jnt extnsn; 4-Prox IP jnt flex 5-Swan-neck defrmty::
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Failure to splint the hand in an intrinsic (+) position leads to incrsd extrinsic finger flex tension, leadg DIP & PIP jnts increasing flexion position. intrinsic minus hand.Ans4
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