What is the central-ray angle for the AP axial projection (Ferguson method) of the lumbosacral junction?
A) 25 degrees cephalad
B) 30 to 35 degrees cephalad
C) 35 to 45 degrees cephalad
D) 40 to 50 degrees cephalad

Question

Quizplus · Accepted Answer

The AP axial projection (Ferguson method) of the lumbosacral junction typically requires a central-ray angle of 30 to 35 degrees cephalad to properly visualize the joint space.

What Is the Central-Ray Angle for the AP Axial Projection