2.24 SCI Flashcards

1
Q

SCI causes due to trauma in order of most to least prevalent

A
  1. MVA
  2. falls (esp in elderly)
  3. acts of violence/passion
  4. sports act
  5. other
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2
Q

percentage of SCI causes: MVA

A

38%

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3
Q

percentage of SCI causes: falls

A

30%

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4
Q

percentage of SCI causes: acts of violence/passion

A

14%

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5
Q

percentage of SCI causes: sports act

A

9%

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6
Q

percentage of SCI causes: other

A

9%

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7
Q

What are some of the “other” causes of SCI?

A
  • surgical
  • transverse myelitis
  • infection
  • spinal stroke
  • bone growths
  • stenosis
  • cancer
  • Down syndrome
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8
Q

If someone presents like a SC injury, how should it be treated?

A

treat it like a SC injury

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9
Q

spinal stroke

A

artery blocked that supplies te spine

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10
Q

Why would pts with Downs be likely to get SCI?

A

alar ligament laxity

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11
Q

spinal nerves 3, 4, and 5…

A

keep the diaphragm alive

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12
Q

Living through initial injury with SCI

A
  • most important thing initially is that they live through it
  • Most people who live do so because there was immediate healthcare provided
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13
Q

Which region of SC injury carries with it a high risk of death?

A

upper cervical

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14
Q

Out of all the cervical vertebrae that could be fractured, which one could be considered ideal and why?

A
  • better to fracture C1 or C2 than any of the others
  • most with one of these either walk out of the hospital or die
  • more space between the two vertebrae
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15
Q

rehab issues for SCI pts

A
  • functional skills (ADLs, clear cut, etc.)
  • psychosocial
  • sexuality
  • equipment
  • home
  • job
  • recreation
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16
Q

Rehab for SCI PTs: Why would it be better for them to go to a place like Shepherd if it’s available to them?

A
  • Most places can do functional skills, equipment, home

- Shephard is the one that deals with EVERYTHING

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17
Q

Rehab for SCI PTs: length of time

A
  • looking at months and years

- every aspect of their lives has changed in a moment

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18
Q

typical SCI pts

A
  • 18-30 y.o. white male

- because they do stupid stuff

19
Q

quadriplegic

A

all four limbs involved (typically indicative of cervical injury)

20
Q

paraplegic

A

arms are full functioning

21
Q

hand placement and SCI pts

A
  • Hand touching a SCI pt at all time

- the only time hands should be off the patient is when they are supine on the bed

22
Q

most to least likely region to get a SCI

A

cervical
lumbar
thoracic

23
Q

Why is c-spine more likely to get injured?

A
  • more mobile

- less stability

24
Q

types of c-spine SCI mechanisms

A
  • flexion injury
  • flexion rotation injury
  • extension injury
  • axial loading
25
Q

With a flexion injury, what gets ruptured and how?

A
  • PLL ruptured
  • c-spine flexed and pressure added (axial loading—football players)
  • allows for increased posterior separation and teardrop fx
  • can get anterior translation of vertebral body
26
Q

teardrop fx

A

when a piece of prox vertebral body breaks out and moves anteriorly

27
Q

What can happen to the spinal cord in a flexion injury?

A
  • ruptured
  • stretched
  • pinched

could also rupture an artery

28
Q

burst fracture

A

get bone fragment that enters spinal canal

29
Q

flexion rotation injury

A

lock down one side and the other side becomes hypermobile

30
Q

Which types of injuries could lead to Brown sequard?

A
  • flexion rotation injury

- shootings, stabbings

31
Q

Brown sequard

A

half of spinal cord gets injured

32
Q

example of extension injury

A

falling and hitting your chin on the tub

33
Q

With extension injuries, get rupture of this

A

ALL

34
Q

rupture of ALL in extension injury

A
  • takes tremendous amount of force to rupture
  • get subsequent fracture of facets and posterior structures
  • head stays still and body keeps translating down » shear force
35
Q

axial loading cervical injury

A
  • often a diving injury
  • burst fracture of a vertebrae
  • no more stability, head wobbles around
36
Q

major causes of lumbar SCI

A

falls: compression and vertebral wedging

37
Q

Why is t-spine less likely to get SCI?

A
  • ribs, abs, bigger vertebral bodies

- super stable

38
Q

What is needed to create an SCI in the thoracic spine?

A
  • requires a LOT of force
  • or an outside force penetrates T-spine, typically with enough force that it stays that way
  • typically what would be considered a complete injury
39
Q

What type of injury does an MVA often produce?

A

SCI at interface between thoracic and lumbar where seatbelt locks us in

  • high likelihood of injury
  • pelvis stays still and the rest of us moves
40
Q

What are the main ways to get a thoracic SCI?

A
  • MVA
  • shootings, stabbings
  • elderly
41
Q

Why are elderly people susceptible to SCI in thoracic spine?

A
  • kyphotic
  • osteoporotic
  • falls, get vertebral wedging and compression fracture (often get domino effect » line of force anterior to spinal column)
42
Q

transfers: assistance level

A

depends on how much the pt helps

43
Q

max A

A

usu 1-20% pt help from the pt

44
Q

dependent

A

100% assistance req