SI joints, Sacrum, Coccyx

How is the CR directed for this exam?

• 10 degrees Caudad

• 15 degrees Cephalic

• 30-35 Cephalic

• perpendicular

The Patient is placed in the (a)   position, when demonstrating the right side for the AP oblique projection of the SI joints.

When doing a PA axial projection of the SI joints, what direction is the CR angled?

(a)  

Ferguson originally recommended that the CR be angled (a)   degrees for the AP axial projection of the SI joints

How much is the patient obliqued for this projection?

• 45 degrees

• 25-30 degrees

• 15 degrees

• 30-35 degrees

What position is the patient in for this projection?

• Supine

• Prone

• LPO

• RPO

In a radiograph of the AP Axial projection of the SI joints, the superior border of the pubic symphysis is superimposing the superior sacral segments. How would the tech correct the problem?

• Decrease CR angle

• Decrease patient rotation

• Increase CR angle

• Increase patient rotation

Where does the CR enter for this projection?

• Perp to 1" medial of elevated ASIS

• Perp to 1" lateral of elevated ASIS

• Perp to 1" medial of downside ASIS

• Perp to 2" inferior to Pubic symphysis

What are the structures shown for this projection?

• SI joint farther from IR

• SI joint Closest to IR

• Right SI joint

• Left SI joint

What is the respiration phase for the PA oblique projection of SI joints?

(a)