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OCS Exam Study > Wrist & Hand > Flashcards

Wrist & Hand Flashcards

1
Q

What is deQuervains Tenosynovitis?

A

Most common overuse injury at the wrist

-stenosing tenosynovitis of 1st dorsal compartment

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2
Q

What is the most common carpal fx?

A

Scaphoid

*Initial x-ray often does not show fx due to swelling

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3
Q

Contact sport athlete c radial wrist pain has what until proven otherwise?

A

Scaphoid fx

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4
Q

“Jersey Finger” is also called?

A

FDP avulsion

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5
Q

FDP avulsion “Jersey Finger” is most common in which finger?

A

4th digit

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6
Q

What is the MOI for FDP avulsion “Jersey finger”?

A

Forced finger extension against active flexion

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7
Q

Objective findings for FDP avulsion “Jersey Finger”?

A

Loss of AROM at DIP

  • “make a fist” and fingertip cannot touch palm
  • block PIP in extension and ask them to flex DIP
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8
Q

What is Kienbock’s disease?

A

Avascular necrosis of lunate

*thought to be from repetitive trauma
decreased grip strength and ROM
MRI is diagnostic

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9
Q

MOI of pisiform fx?

A

Direct blow, racquet sports

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10
Q

Common MOI of pisiform fx?

A

Direct blow, racquet sports

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11
Q

What is the most common wrist ligament injury?

A

Scapholunate injury

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12
Q

Most common MOI for scapholunate injury?

A

Excessive wrist ext and UD

  • fall on pronated hand
  • common in collision/contact sports
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13
Q

Which special test to use for scapholunate injury?

A

Watson’s (scaphoid shift) test

*not very good to rule in or out though, often not possible c acute injuries either

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14
Q

Which x-ray views would you recommend for scapholunate injury?

A

Standard XR and Stress views (clenched fist, supinated view in UD)

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15
Q

What is the common MOI for future of ECU subsheath?

A

Sudden flexion/UD stress

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16
Q

What special test would you use to dx deQuervains Tenosynovitis?

A

Finkelstein’s test

*always do bilaterally bc normally uncomfortable.

17
Q

What is another name for texter’s/Gamer’s thumb?

A

Intersection syndrome.

18
Q

What motion would you have pt perform to dx intersection syndrome?

A

Wrist ext and circumduct thumb.

19
Q

How do you differentiate btw Intersection syndromee and deQuervains tenosynovitis?

A

Pain in intersection symptom is more proximal. About 5cm proximal to wrist joint line

20
Q

Scaphoid fx’s most commonly occur at what part of the scaphoid? least commonly?

A

Waist 66%

Proximal pole 5%

OCS Exam Study (4 decks)

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