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MSK 4 > Osseus Condition Wrist/Hand (2) > Flashcards

Osseus Condition Wrist/Hand (2) Flashcards

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1
Q

What is a colles fracture?

A

Distal segment of radius is displaced in a dorsal direction

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2
Q

What is the mechanism of injury of a colles fracture?

A

Fall on outstretch hand

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3
Q

What is a smith fracture (reverse colles)?

A

Complete fracture of distal radius with volar displacement of distal fragment

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4
Q

What is the mechanism of injury for a smith fracture (reverse colles)?

A

Falling and landing on backside of hand with wrist flexed

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5
Q

What is the most common fracture in the hand?

A

Scaphoid fracture

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6
Q

What can a scaphoid fracture lead to?

A

Avascular necrosis

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7
Q

What are the clinical signs to check for a scaphoid fracture?

A

Snuff box tenderness

Scaphoid tubercle tenderness

Longitudinal compression (load through thumb)

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8
Q

What is a boxer fracture?

A

Fracture of the 5th metacarpal

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9
Q

What is a Bennet fracture?

A

Fracture of 1st metacarpal (2 pieces)

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10
Q

What is a gamekeepers Avulsion?

A

Ligament injury in the thumb that pulls off a piece of bone

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11
Q

What is a gamekeepers thumb?

A

Injury to ligament only (no bone injury) (ulnar collateral ligament)

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12
Q

What is the triangular fibrocartilage complex (TFCC)?

A

Articular disc

Dorsal and volar radioulnar ligaments

Ulnar collateral ligament

Extensor carpi ulnaris sheath

Lunotriquetral ligament

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13
Q

What is Avascular necrosis of the lunate referred to as?

A

Keinboch’s disease

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14
Q

Where is avascular necrosis most common?

A

Scaphoid fracture

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15
Q

What is dequervians tenosynovitis?

A

Progressive stenosing tenosynovitis of tendon sheaths of the first dorsal compartment (abductor pollicis longus and extensor pollicis brevis)

Thickening of extensor retinaculum which compresses tendons above

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16
Q

What is the mechanism of injury for dequervains tenosynovitis?

A

Microtrauma with gripping and radial deviation

17
Q

Who is dequervains tenosynovitis most commonly seen in?

A

Females ages 30-50

18
Q

What are the special tests for dequervains tenosynovitis?

A

Finkelsteins test

Grip and pinch strength

Grind test (rule out OA)

19
Q

What is intersection syndrome?

A

Damage to tunnel 2 in the wrist (extensor carpi radialis brevis and longus)

MSK 4 (24 decks)

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