Lumbar Xrays - AP Flashcards
1
Q
Short critique for a AP lumbar X-ray?
A
Psoas muscle see Spinous processes to pedicles Sacrum and coccyx Intervertebral disk spaces Vertebral bodies without distortion Long Axis of spine L3 vertebra center Have the 12th thoracic vertebra to minimum SI joints 70-90 kVp to 18-40 mAs
2
Q
Why should the psoas muscle be seen?
A
It indicates sufficient exposure
3
Q
How do you distinguish between rotation from Scoliosis?
A
Lateral deviation approx L3 -L4
4
Q
How do you correct a lordotic spine curvature?
A
bend knees
5
Q
What is the effect of a lordotic curvature?
A
It closes disc spaces T12 tp L# and you see sacrum foreshortening and away from the pubic symph.
