Gross Anatomy USMLE Step 1 Practice Question
A 24-year-old male presents to the ED with severe right wrist pain following a fall onto an outstretched hand. Vital signs: BP 128/82, HR 98, RR 16, temp 37.2°C. Physical examination reveals swelling and tenderness over the dorsal wrist with preserved distal pulses. Wrist radiographs demonstrate anterior dislocation of a proximal-row carpal bone that normally articulates with the most lateral proximal-row carpal bone. Which bone was dislocated?
Answer choices
- ALunateCorrect answer
- BTrapezoid
- CTriquetrum
- DCapitate
- EScaphoid
- FPisiform
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