Show:
Questions
Responses
Print
AP
Lateral
Laterl L5-S1 Spot
Obliques
AP Axial L5-S1 Spot
100
What is the SID for the AP projection?
40 inches
100
What breathing is used?
Suspended Expiration
100
What size of film do you use for the spot projection?
10x12 lengthewise
100
Do posterior obliques show upside or downside?
downside
100
What is the angle on this projection?
30 degrees cephalic- males 35 degrees cephalic- females
200
Why do you flex the knees on an AP projection?
To reduce the Lordotic curvature of the spine.
200
What is the kVp range on a lateral projection?
90-100
200
What the reason sponges are placed under the waist for both lateral projections?
Trying to make spine parallel
200
How many oblique pictures do you have to take on a patient?
2
200
Why is there an angle on this projection?
Opens up the L5-S1 joint space.
300
What is the breathing on an AP projection?
suspended breathing on expiration
300
What is the angle if the spine is not horizontal?
5 degrees caudal- males 8 degrees caudal- females
300
What is the angulation of the tube if you can not get the spine parallel?
5-8 degrees caudal
300
What is the average degree of angle of an oblique?
45 degrees
300
What do you do to the angle if the person is prone?
Switch it to a caudal angle.
400
What is the CR entering spot on the AP projection of primary only the lumbar vertebrae?
Lower Costal Margin or 1.5 inches above iliac crest
400
Where does the CR enter when including the sacrum and coccyx?
Iliac Crest (L4-5)
400
What anatomy should be demonstrated?
L5 body, 1st and 2nd sacral segments and L5-S1 joint space
400
What should be visible on a good oblique?
The Scotty Dog
400
Does the lateral spot or AP Axial spot show more information?
Lateral
500
What is CR entering spot for the AP projection that includes the sacrum and coccyx?
Level of Iliac Crest
500
Where does the CR enter when only getting the L-Spine?
1.5 inches above the iliac crest or at the the lower costal margin
500
Where does the CR Enter?
1.5 inferior to the iliac crest and 2 inches posterior to ASIS
500
What is the CR entering location?
@ the level of the lower costal margin or 1-2 inches above the iliac crest and 2 inches medial to the upside of the ASIS
500
Where does the CR enter?
At the level of ASIS.