An AP lumbar projection with poor positioning that demonstrates closed intervertebral disk spaces
1)also demonstrates distorted vertebral bodies.
2)was obtained with the patient rotated.
3)was obtained with the patient's legs extended.
4)also demonstrates the sacrum and coccyx rotated toward the left side.
A) 1 and 2 only
B) 2 and 3 only
C) 1 and 3 only
D) 2 and 4 only

Question

Quizplus · Accepted Answer

A) is incorrect as it only mentions closed intervertebral disk spaces but not the cause of distortion in vertebral bodies.
B) is incorrect as only one of the options is correct and the other is wrong.
D) is incorrect as it mentions the sacrum and coccyx rotated to the left side, but the direction of rotation is not indicated in the stem.
The correct option is C as it mentions the two correct conditions for poor positioning in an AP lumbar projection.

An AP Lumbar Projection with Poor Positioning That Demonstrates Closed