Procedures LSpine Positioning

Question 1

L Spine Routine

Answer 1

AP
Lateral
Lateral L5-S1 spot

Question 2

AP LSS
IR
SID

Answer 2

14x17 LW

40 in

Question 3

AP LSS

CR

Answer 3

⊥ to L4-5

Question 4

AP LSS
PP
(3)

Answer 4

Pt supine
True AP
Knees flexed

Question 5

AP LSS
SS
(7)

Answer 5

T12-sacrum
open intervertebral disk spaces
vertebral bodies
spinous & transverse processes
pedicles and laminae
SI joints 
Sacrum

Question 6

AP LSS

Breathing Tech

Answer 6

expiration

Question 7

Lateral LSS
IR
SID

Answer 7

14X17 LW

40in

Question 8

Lat LSS

CR

Answer 8

⊥ to L4-5

Question 9

Lat LSS
PP
(4)

Answer 9

Pt recumbent
TRUE lateral
spine // to table
knees flexed

Question 10

Lat LSS
SS
(5)

Answer 10

T12-Sacrum
intervertebral disk spaces open
intervertebral foramen open
lateral view of vertebral bodies
spinous processes

Question 11

Phototiming on Lat LSS

Answer 11

NONE

Question 12

Lat L5-S1 Spot age limit

Answer 12

15 years and younger

Question 13

Lat L5-S1 Spot
IR
SID

Answer 13

8x10 LW

40 in

Question 14

Lat L5-S1 Spot

CR

Answer 14

Angle 0-10 degrees caudal

center 1.5” inferior to crest and 2” post to ASIS

Question 15

Lat L5-S1 Spot
PP
(4)

Answer 15

Recumbent
pt TRUE lateral
spine // to table
knees flexed

Question 16

Lat L5-S1 Spot
SS
(3)

Answer 16

L4-S2
Open Lat L5-S1 jt space
Good projection for demo spendylolisthesis

Question 17

Obliques
IR
SID

Answer 17

11X14 LW

40”

Question 18

Obliques

CR

Answer 18

⊥ to L3

.5” down from lower lat rib margin and 2 in medial from ASIS

Question 19

Obliques
PP
2

Answer 19

Pt supine

oblique both ways

Question 20

Obliques SS

Answer 20

Open zygapophyseal joint of side down with AP obliques, side up PA
Scotty dog should be visualized if correct obliquity