LUNATE / PERI-LUNATE DISLOCATION Flashcards

1
Q

Mechanism: Lunate Dislocation

A

Lunate dislocates volarly

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2
Q

X-RAY: Lunate Dislocation

A

3V
Radio-lunate-capitate line
Volar dislocation of lunate: “spilled tea-cup sign”

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3
Q

Mechanism: Peri-lunate dislocation

A

Distal carpal row dislocates dorsally

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4
Q

X-RAY: Peri-lunate dislocation

A

3V
Radio-lunate-capitate line
Peri-lunate dislocation of distal carpals

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5
Q

Associated Fracture

A

Scaphoid

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6
Q

Treatment

A

Reduce and immobilize in ED
Early referral to hand specialist

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