SI Joints Quiz

Question 1

Both SI joint obliques should be done for comparison.

a.) true
b.) false

Answer 1

a.) true

Question 2

The CR is directed to which of the following on the AP axial SI joitns

a.) 2’‘above ASIS
b.) 2 1/2 inches above ASIS
c.) at ASIS
d.) 2’’ below ASIS

Answer 2

d.) 2’’ below ASIS

Question 3

If the patient cannot assume the supine position the image should be obtained as a _____________ proejction.

a.) AP
b.) PA
c.) oblique toward affected side
d.) lateral

Answer 3

b.) PA

Question 4

What is the correct body rotation for the RPO/LPO SI joitns?

a.) 10 degree
b.) 10 to 15 degree
c.) 25 to 30 degrees
d.) 30 t0 45 degrees

Answer 4

c.) 25 to 30 degrees

Question 5

For the oblique projecctions of the SI joints, the CR should be:

a.) perp to IR and 1/2’’ lateral to up ASIS
b.) perp to IR and 1’’ meidal to up ASIS
c.) perp to IR and 1’’ meidal to down ASIS
d.) perp to IR and 1’’ lateral to down ASIS

Answer 5

b.) perp to IR and 1’’ medial to up ASIS

Question 6

For the AP axial SI joitns on females the CR should be?

Answer 6

35 dgrees cephald

Question 7

For the AP axial SI joints for males, the CR should be?

Answer 7

30 degrees cephalad