What is the central ray angulation used for the PA axial, ulnar-deviated wrist projection: a proximal scaphoid fracture is suspected, and the patient is unable to ulnar-deviate the wrist?
A) 15 degrees
B) 20 degrees
C) 5 to 10 degrees
D) 20 to 25 degrees

Question

Quizplus · Accepted Answer

The central ray angulation used for the PA axial, ulnar-deviated wrist projection is 5 to 10 degrees. This angulation is used to visualize the proximal scaphoid, which is located in the proximal row of carpal bones. When the wrist is ulnar-deviated, the proximal scaphoid is brought into better view.

What Is the Central Ray Angulation Used for the PA