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Rad Pro 2 > Ch 9 L Spine, Sacrum & Coccyx > Flashcards

Ch 9 L Spine, Sacrum & Coccyx Flashcards

1
Q

Primary curve of the vertebral column

A

Kyphotic curve

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2
Q

Secondary/Compensatory Curve

A

Lordotic curve

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3
Q

Which parts of the vertebral column is kyphotic curve

A

Thoracic
Pelvic - sacrum/coccyx

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4
Q

Which parts of the vertebral column is lordotic curve

A

Cervical spine
Lumbar spine

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5
Q

What is the sacrum/coccyx area also called

A

Sacrococcygeal

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6
Q

What views are a part of the typical lumbar order

A

Oblique
AP
Lateral
Spot (Lumbosacral junction)

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7
Q

Congenital deformity where the lamina fails to unite posteriorly

A

Spina bifida

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8
Q

What do you want to see for an AP L spine

A

Intervertebral disk spaces.

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9
Q

Where do you see Scotty dogs

A

Oblique L spine

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10
Q

What are you looking for in oblique L Spine

A

Scotty dogs
Zygapophyseal joints

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11
Q

What part of the Scotty dog is the superior articular surface

A

Ear

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12
Q

What part of the Scotty dog is the transverse process

A

Nose

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13
Q

What part of the Scotty dog is the pedicle

A

Eye

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14
Q

What part of the Scotty dog is the pars interarticularis

A

Neck

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15
Q

What part of the Scotty dog is the inferior articular process

A

Foot

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16
Q

When the Scotty dog has a collar on an X-ray what does that mean

A

The pars interarticularis is broken - spondylolysis

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17
Q

When taking an AP oblique of L spine, which zygapophyseal joint can you see

A

The side closest to the IR

18
Q

When taking a PA of the L spine, which side of the zygapophyseal joint can you see

A

Side furthest away from the IR

19
Q

How much of an angle will a man need for a Spot of L Spine

A

5° caudal

20
Q

How much of an angle will a woman need for a Spot of L Spine

A

8° caudal

21
Q

Which views are used for a routine scoliosis

A

AP T & L Spine

22
Q

What angle does a man need for AP axial SI joints

A

30° cephalic

23
Q

What angle does a woman need for AP axial SI joints

A

35° cephalic

24
Q

Which SI joint can you view on the X-rays

A

The joint that is furthest away from the IR

25
Q

Slipped disk - what is it

A

Herniated nucleus pulposis - the disc slips and protrudes into the column

26
Q

Where do the spinal nerves and blood vessels exit

A

Intervertebral foramen

27
Q

Which position is more in line with the divergence for a view of the lumbar

A

Prone - PA but AP used usually

28
Q

Where do you see the zygapophyseal joint on L Spine Obliques

A

Right behind the Scotty dogs ear

29
Q

How many vertebra are in the sacrum

A

5

30
Q

Articulations between articular processes of the vertebral arches

A

Zygapophyseal

31
Q

What can be used to reduce patient dose

A

Collimation
Breast shields
Doing PA projections

32
Q

AP L Spine

A
  • 48” SID
  • Bend at knees to place feet flat on table
  • CR 3 fingers (1.5”) above iliac crest
  • expiration & hold
33
Q

Lateral L Spine

A
  • 48” SID
  • lay on side with arms at 90° angle with body
  • CR 3 fingers (1.5”) above iliac crest
  • expiration & hold
34
Q

Oblique L Spine

A
  • 40” SID
  • 45° body rotation
  • CR 2” medial to elevated ASIS & 2” above iliac crest (3 fingers)
  • expiration & hold
35
Q

Spot L5/S1

A
  • 40” SID
  • arms 90° from body on side
  • CR 2” behind ASIS & 1.5” below iliac crest (can have 5-8° caudal angle)
  • suspend breathe
36
Q

Lateral L Spine vs Cross table lateral L Spine is different how

A

Cross table lateral the cassette is held to the side of the patient as they lay on their back. The tube is decubitus

37
Q

AP Axial SI Joints

A
  • 40” SID
  • patient supine
  • CR 30-35° cephalic angle 1.5” above pubic symphysis
  • suspend breathing
38
Q

Oblique SI Joints

A
  • 40” SID
  • elevate the side of interest 25-30°
  • CR 1” medial to elevated ASIS
  • suspend breathing
39
Q

AP axial Sacrum

A
  • 40” SID
  • patient supine
  • CR 15° cephalic angle & 2” above pubic symphysis
  • suspend breathing
40
Q

AP axial coccyx

A
  • 40” SID
  • patient supine
  • CR 10° caused & 2” above pubic symphysis
  • suspend breathing
41
Q

Lateral Sacrum

A
  • 40” SID
  • patient on side
  • CR 3.5” behind ASIS
  • suspend breathing
42
Q

Lateral Coccyx

A
  • 40” SID
  • patient on side
  • CR 3.5” behind ASIS & 2” down.
  • suspend breathing

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