A spot lateral L5-S1 projection with accurate positioning demonstrates
1)the L5-S1 intervertebral disk space in the center of the collimated field.
2)an open L5-S1 intervertebral disk space.
3)obscured intervertebral foramina.
4)near-superimposition of the greater sciatic notches.
A) 1 and 2 only
B) 2 and 3 only
C) 1 and 4 only
D) 1, 2, and 4 only

Question

Quizplus · Accepted Answer

An accurate spot lateral L5-S1 projection should show the L5-S1 intervertebral disk space in the center of the collimated field, an open L5-S1 intervertebral disk space, and near-superimposition of the greater sciatic notches. These criteria ensure that the specific area of interest is properly visualized for diagnostic purposes.

A Spot Lateral L5-S1 Projection with Accurate Positioning Demonstrates