Spinal Pathology

Question 1

Most common level of injury in a C-spine hyperextension injury?

Answer 1

C4-5

Question 2

Most common type of dens fracture

Answer 2

Type II

Question 3

What is a hangman fracture?

Answer 3

Burst fracture of C2

Question 4

What is the most common level for a C-spine unilateral facet dislocation

Answer 4

C5-6

Question 5

Least to most restrictive CTO

Answer 5

1. Soft collar
2. Philadelphia collar
3. SOMI
4. 4-poster
5. Yale
6. Minerva
7. Halo

Question 6

What patient population do you most commonly see epidural abscess?

Answer 6

Diabetics and immunocompromised

Question 7

Are majority of spinal cord tumors intradural or extradural?

Answer 7

Extradural

Question 8

In a unilateral vs bilateral c-spine facet dislocation, how much vertebral body displacement is there?

Answer 8

Unilateral < 50%

Bilateral > 50%

Question 9

Treatment of a hangman fracture

Answer 9

Halo vest if stable fracture

If unstable, then surgery

Question 10

What is a Clay Shoveler’s fracture

Answer 10

Repetitive stress injury that affects spinous process of lower cervical and upper thoracic spine

Question 11

Treatment of a Jefferson fracture

Answer 11

Halo vest if stable fracture

If unstable, then surgery

Question 12

Mechanism of injury of SCIWORA in children

Answer 12

Traction during breech injury

Question 13

What is the most common compression fracture of C-spine?

Answer 13

C5

Question 14

What is a chance fracture

Answer 14

Transverse fracture through spinous process, Pedicles and vertebral body

Question 15

Most common causes of nontraumatic SCI

Answer 15

Spinal stenosis with myelopathy

Spinal cord tumors

Question 16

Mechanism of injury that causes bilateral c-spine facet joint dislocation

Answer 16

Flexion

Question 17

Most restrictive removable CTO

Answer 17

Minerva brace

Question 18

When is a unilateral c-spine facet dislocation considered unstable

Answer 18

If PLL is disrupted

Question 19

Type I vs Type II vs Type III dens fracture

Answer 19

I = tip of dens
II = base of dens
III = body of C2

Question 20

What is mechanism of injury that causes a unilateral c-spine facet dislocation

Answer 20

Cervical Flexion-rotation injury

Question 21

What is a Jefferson fracture?

Answer 21

A burst fracture of C1

Question 22

Mechanism of injury of SCIWORA in older adults

Answer 22

Hyperextension of neck

Question 23

What part of spine most commonly has spinal metastases?

Answer 23

Thoracic spine