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What Is the Central Ray Angulation Used for the PA

Question 18

Multiple Choice

What is the central ray angulation used for the PA axial, ulnar-deviated wrist projection: a distal scaphoid fracture is suspected, and the patient is able to ulnar-deviate until the first metacarpal and radius are aligned?


A) 15 degrees
B) 20 degrees
C) 5 to 10 degrees
D) 20 to 25 degrees

Correct Answer:

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