lumbar spine, bone surveys, & scoliosis

What vertebrae is this

Lumbar spine

What vertebrae is this

Lumbar

A

Spinous process

B

Lamina

C

Pedicle

D

Vertebral foramen

E

Body

F

Transverse process

A

Body

B

Inferior vertebral notch, or the floor of the pedicle , making up the upper portion of the rounded inner vertebral foreman

C

Area of the articulating facet of the inferior articular process (actual articular facet not shown on this lateral view) makes up the zygopophyseal joints when vertebrae are stacked

D

Spinous process

E

Superior articular process

F

Pedicle

How many lumbar vertebrae are there?

5, can have 6, or super uncommon

What curve does the lumbar spine create?

Lordotic (concave)

The ___ ___ are smaller then T-spine

Transverse processes

1

Superior vertebral notch

2

Superior vertebral notch

3

Pedicle

4

Body

5

Inferior vertebral notch (forms intervertebral foramina )

6

Inferior articular process

7

Spinous process

8

Transverse process

1

Spinous process

2 (what is the angle between the spinous process and the superior articular process and facet?)

45°

3 (what is angle between the spine process and pedicle)

90°

4

Area of intervertebral foreman (roof of pedicle)

5

Body

6

Vertebral foramen

7

Pedicle

8

Transverse process

9

Superior articular process and facet

10

Lamina (pars interarticularis)

1

Superior articular process

2

Transverse process

3

Body

4

Spinous process

5

Inferior articular process

6

Pars interarticularis (part of lamina)

7

Superior articular process

8

Transverse process

9

Body

10

Inferior articular process

What vertebrae is located at the xiphoid tip?

T9-10

What vertebrae is located at the lower costal margin?

L2-3

What vertebrate is located at the iliac crest?

L4-5

What vertebrate is located at the ASIS?

S1-2

What is a lumbar spine routine? (5 views.)

AP, RPO, LPO, lateral, L5-S1 spot lateral

What is a lumbar spine routine? (3 views ER.)

AP, Lateral, L5-S1 spot lateral

What are additional lumbar spine projections?

Lateral flexion and lateral extension

How should lumbar spine routines positioning be for patient?

Upright or recumbent

What is SID for AP lumbar spine?

40”

If supine for AP lumbar spine, you should ___ hips and knees to straighten spine

Flex

Where does CR enter for AP lumbar spine?

Iliac crest (L4)

What is collimation for AP lumbar spine?

8×17

What is breathing for AP lumbar spine?

Suspended respiration on expiration

What is SID for AP oblique lumbar spine? (RPO and LPO)

40”

How much should patient be rotated for AP oblique lumbar spine? (RPO & LPO)

45° onto affected side

Where does CR enter for AP oblique lumbar spine? (RPO & LPO)

2” medial to elevated at ASIS, and 1.5” above iliac crust

What is collimation for AP oblique lumbar spine?

9×17

What is breathing for AP oblique lumbar spine?

Suspended respiration on expiration

What vertebrae is the Scotty dog seen on?

Lumbar

A

Transverse process (nose)

B

Pedicle (eye)

C

Pars interarticularis (neck)

D

Inferior articular process (leg)

E

Superior articular process (ear)

F

Zygapophyseal joint

1

Pars interarticularis

2

Transverse process

3

Superior articular process

4

Pedicle

5

Inferior articular process

6

Zygapophyseal joint

What projection will you see the Scottie dogs on

AP oblique lumbar spine

You can see the Zygapophyseal joints on what projection

AP oblique lumbar spine

AP Oblique lumbar spine

RPO and LPO show ____ of Zygapophyseal joints

Downside

AP oblique lumbar spine

RAO and LAO show ___ of Zygapophyseal joints

Upside

What is SID for lateral lumbar spine

40”

lateral lumbar spine (lying down)

You should ___ and ___ knees

Flex and superimpose

Lateral lumbar spine

If spine sags due to breadth of pelvis you can use a sponge or angle CR ___ degrees

5-8° caudal to match hips

Lateral lumbar spine

Where does CR enter?

Iliac crest

What is collimation for lateral lumbar spine?

8×17

What is breathing for a lateral lumbar spine?

Suspended respiration on expiration

What is SID for L5-S1 spot lateral

40”

For the L5-S1 spot lateral you should evaluate the ____ ___ for angle of CR

Interiliac line.

Where does CR enter for L5-S1 spot lateral?

2” posterior to ASIS, 1.5” inferior to iliac crest

What is collimation for L5-S1 spot lateral

6×6

What is breathing for L5-S1

Suspended respiration on expiration

What is the condition where intervertebral disk “ slips” and protrudes into vertebral canal

Herniated nucleus pulposus

The vertebral body and vertebral arch surround a space called

Vertebral foramen

The Zygapophyseal joints of lumbar spine form an angle of ____ from posterior midsaggital plane

30°-50°

Which Zygapophyseal joints are demonstrated on AP oblique of lumbar spine

Joints closest to IR

What is the part of lamina that lies between the superior and inferior articular processes?

Pars interarticularis

The anterior oblique (RAO & LAO) best demonstrate Zygapophyseal joints closest to IR (T or F)

FALSE

Which process projects posteriorly from junction of lamina and pedicles on lumbar

Spinous process

What is the point for metastatic bone survey

Evaluating the skeleton for cancer (lytic lesions)

What is protocol for metastatic bone survey?

Focused on axial skeleton

AP/LAT skull, AP/LAT entire spine, PA(AP) chest, pelvis, AP bilateral femora, AP bilateral humeri