L-Spine

Question 1

What are the three normal views of the lumbar series

Answer 1

AP lumbar
Lateral lumbar
AP L5-S1 spot

Question 2

what is the one accessory view of the lumbar spine

Answer 2

Posterior oblique

Question 3

what is the kVp of the lumbar views minus Lateral lumbar

Answer 3

80

Question 4

what is the kVp of the lateral lumbar view

Answer 4

90

Question 5

what is the FFD of all views minus AP L5-S1 spot

Answer 5

40 inches

Question 6

what is the FFD of AP L5-S1 spot

Answer 6

35 inches

Question 7

what is the tube tilt in AP L5-S1 spot

Answer 7

25 degrees cephalad

Question 8

do ALL lumbar views require a grid

Answer 8

YES

Question 9

film size for all lumbar views minus AP L5-S1 spot

Answer 9

14 x 17

Question 10

film size for AP L5-S1 spot

Answer 10

10 x 12

Question 11

collimation for AP lumbar

Answer 11

9 x 17

Question 12

collimation for lateral lumbar

Answer 12

10 x 17

Question 13

collimation for posterior oblique

Answer 13

11 x 17

Question 14

central ray Even w/ the iliac crests

Answer 14

AP lumbar

Question 15

central ray 1” above iliac crests, in mid-axillary line

Answer 15

Lateral lumbar

Question 16

central ray 1” below ASIS

Answer 16

AP L5-S1 spot

Question 17

central ray 1” above iliac crests

Answer 17

Posterior oblique

Question 18

can be performed as PA spot w/ caudal tube tilt

Answer 18

AP L5-S1 spot

Question 19

Center crosshairs b/w the ASIS & umbilicus

Answer 19

Posterior olbique