Where is the central ray directed for the AP lumbar spine ...

[bobbysung]

Where is the central ray directed for the AP lumbar spine projection?
 
 L2-3
  T12
  L4-5
  S1

Question 2

Trauma shoulder protocol could include:
 
 two AP's with internal and external rotation
  AP neutral and AP oblique Grashey method
  AP neutral and Inferosuperior axial
  AP neutral and scapular Y

[blakeserpa]

Answer to Question 1

L4-5

Rationale: The CR is directed to the level of iliac crest or L4-5 and MSP.

Answer to Question 2

AP neutral and scapular Y

Rationale: Trauma protocol requires a minimum of two views 90 degrees from one another. AP in neutral position and then either a scapular Y view or a transthoracic lateral could be acquired.

[bobbysung]

Correct answers!

[blakeserpa]

Great! Please up vote