Radiologic Exam of Thoracic and Lumbar Spine Flashcards Preview

Differential Diagnosis > Radiologic Exam of Thoracic and Lumbar Spine > Flashcards

Flashcards in Radiologic Exam of Thoracic and Lumbar Spine Deck (31)
Loading flashcards...
1

Spondylosis

  • Pars interarticualrs affected by:
  1. ____ defect
  2. _____
  3. ___, common with associated repetitive loading with OH lifting

  1. Congenital defect
  2. degeneration
  3. Trauma

2

Which image views are used for radiologic assessment of thoracic scoliosis?

  1. Erect ___
  2. Erect ____
  3. Erect ___ ____, R and L

  1. Erect AP
  2. Erect lateral
  3. Erect AP Side-bending

3

MRI protocol for thoracic and lumbar spine includes which 3 image planes?

  • Axial
  • Sagittal
  • Coronal (rarely)

4

The image is what type of image and which plane of view for the lumbar spine?

Sagittal MRI Lumbar spine

 

5

Which view of the lumbar spine assesses the following:

  • image of a scotty dog assures well vascularizied articulating processes, joints, and pars interarticularis

R and L Oblique

6

Younger or Older: which age group has the following age-related fracture presentation:

  • dehydrated discs and demineralized bone results in wedge deformity

Older

7

The image is what type of image and which plane of view for the lumbar spine?

Axial plane CT lumbar spine

8

Which view of the lumbar spine assesses the following:

  • ABCs
  • Vertebral bodies and disc spaces
  • Intervertebral foramina => 3 lines

Lumbar Lateral

9

Thoracic or Lumbar spine?

  • Osteoporosis
  • Scoliosis
  • Osteomyelitis (tuberculous)
  • Scheurmann's Disease
  • Ankylosing spondylitis

Thoracic spine - abnormal conditions

10

The following are signs and symptoms of which thoracic abnormal condition:

  • increased kyphosis
  • impaired ambulation
  • compromised visceral volume
  • compensatory changes above/below
  • pain

 

Thoracic compression fractures

11

The image is what plane view and type of image for the thoracic spine?

Axial MRI thoracic spine

12

When discussing spinal instability, the number of columns affected translates to the following:

  • 1 Column = ____
  • 2 Columns = ____
  • 3 columns = _____

  • 1 column = stable
  • 2 columns = depends
  • 3 columns = unstable

Image is a sagittal CT of the thoracic spine - unstable fracture invovling all 3 columns

13

Which view of the thoracic spine assesses the following:

  • ABCs
  • Vertebral Bodies
  • Disc Spaces
  • Intervertebral Foramen
  • 3 parallel lines

Lateral

14

The following describes which thoracic abnormal condition:

lateral deviation of the spine from the mid-sagittal plane with rotational deformation of the vertebrae and ribs

Thoracic: Scoliosis

15

Thoracic or lumbar spine?

  • DDD
  • DJD
  • Spondylosis

Lumbar spine - degeneration

16

What is one of the most common spinal injuries found in imaging for all age groups?

Anterior body compression fracture

17

Common injuries: lumbar spine MOI

  1. ____ and axial compression (e.g. MVAs or falls)
  2. Forces mediated through ____ can travel up kinetic chain to spine

  1. hyperflexion and axial compression
  2. Forces mediated thorugh lower extremities can travel up kinetic chain to spine

18

The image is what type of image and which plane of view for the lumbar spine?

Axial MRI lumbar spine

19

Thoracic or Lumbar: which FOV for CT is described by the following:

  • base of lower cervical to upper lumbar, transverse processes, and AP of vertebral body

Thoracic FOV

20

Younger or Older: which age group has the following age-related fracture presentation:

  • discs are thicker and absorb forces readily, resulting in disc herinations, endplate fractures, and shearing forces that avulse endplates

Younger

21

Which view of the lumbar spine assesses the following:

  • L4-L5 and L5-S1 disc spaces
  • 3 parallel lines
  • Lumbosacral angle: Barge's angle, Ferguson's angle

L5-S1 Lateral

22

Which view of the thoracic spine assesses the following:

  • ABCs
  • Vertebral Body Alignment
  • Pedicles equidistant
  • Spinous process at thoracic intervals
  • Rib joints

AP

23

Mechanisms for compression fracture:

  1. ___ (90%)
  2. Younger adults = ____ and ____
  3. Older adults = _____ loss

  1. Flexion
  2. MVA and flass
  3. bone density loss

24

The image is what plane view and type of image for the thoracic spine?

Sagittal MRI thoracic spine

25

The image is what plane view and type of image for the thoracic spine?

Axial Plane CT thoracic spine

26

Which type of imaging is best for spondylosis?

 

SPECT (nuclear imaging)

  • MRI, CT limited due to technical difficulties

27

Thoracic or Lumbar: which FOV for CT is described by the following:

  • T12-SIJ, transverse processes, and AP of vertebral body

28

Which view of the lumbar spine assesses the following:

  • interpedicular distances
  • spinous processses at equal intervals
  • Pedicles equidistant
  • Combination of superior and inferior articular processes

AP

29

When discussing spinal stability, there are 3 columns considered:

  1. ___ = discs and vertebral bodies
  2. ___ = lamina, pars interarticualr, etc.
  3. ___ = facets, TP, and SP

  1. anterior
  2. middle
  3. posterior

30

What is a basic difference between the use of T1 and T2 MRI?

T1 = anatomy

T2 = pathology