Spinal injury and polytrauma (Garcia) Flashcards

1
Q

Differentiate from other acute events (5)

A
  1. Seizures
  2. Toxicities
  3. Saddle Thrombus
  4. IVDD
    - Hansen type I & II
    - Type III vs. ANNPE
  5. Non-traumatic inj
    - vasc events
    - orthopedic dz
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2
Q

Confirmed Traumatic event (4)

A

Assess major body systems

  1. Cardiovasc status
  2. Resp status
  3. Neuro - brain/spine
  4. orthopedic assess
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3
Q

Bedside testing

A
  1. art blood gas-lactate; PCV/TS; Electrolytes
  2. AFAST/TFAST
  3. ECG
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4
Q

In polytrauma first things first (4)

A
  1. Stabilize major body systems first
  2. Suspect spinal trauma based on primary survey
  3. Characterize trauma based on neuro exam and imaging
  4. Decided surgical vs non
    Timing of surgery
    -Degree of instability
    -Concurrent injuries and trauma burden
    -Ease of management of unstable spine-patient size
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5
Q

Base prognosis off of

A

neuro exam, not rads

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6
Q

Medical management an option for

A

Calm, small animals with minimal deficits and stable fractures

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7
Q

Surgery best for (4)

A
  1. Two compartment or
  2. ventral compartment fractures
  3. Animals that won’t tolerate external coaptation
  4. Uncontrollable pain
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8
Q

Patterns of injury for spinal trauma (3)

A
  1. High impact-HBC, Projectiles
  2. Falls from height
  3. Big dog little dog bite wounds
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9
Q

Flexion w/axial loading

A

ventral fracture, facets ok

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10
Q

Extension forces

A

Facets take the hit

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11
Q

Compression fx

A

shortened vertebrae

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12
Q

Non-ambulatory after trauma DDX (8)

A
  1. Hemorrhagic/hypovolemic shock
  2. Long bone fractures
  3. Pelvic fractures
  4. Exacerbation OA/DJD
  5. Brachial plexus injury, avulsion
  6. Spinal fx/lux
  7. Spinal contusion
  8. Traumatic IVDD
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13
Q

Neurologic assessment before correcting shock

A

Is not accurate

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14
Q

Standard IV fluid resuscitation (2)

A
  1. Isotonic crystalloids 20-30 ml/kg IV bolus, repeat PRN

2. Shock dose represents blood volume of patient

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15
Q

Low volume IV fluid resuscitation (2)

A
  1. Hypertonic saline 2-4 ml/kg, repeated once

2. Sometimes combined with artificial colloids at 5-10 ml/kg

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16
Q

Hemostatic IV fluid resuscitation (3)

A
  1. Replace what is lost
  2. Blood products
  3. Use only in MASSIVE HEMORRHAGE
17
Q

End points of resuscitation (7)

A
  1. normal HR
  2. Normal MM color
  3. Normal mentation
  4. BP > 100 systolic if sig CNS trauma
  5. Pulse quality
  6. Urine output
  7. Lactate
18
Q

Common thoracic injuries (5)

A
  1. Pneumothorax
  2. Hemothorax
  3. Pulmonary contusions-time frame
  4. Diaphragmatic hernia
  5. Rib fractures
19
Q

Thoracic interventions (3)

A
  1. Supplemental O2 SpO2 90-95
  2. Thoracocentesis
  3. Thoracostomy tube
20
Q

Images show where the vertebrae are now, not

A

where they were at time of injury

21
Q

On rads assess (4)

A
  1. Shape
  2. Obvious fractures
  3. Continuity of spinal cord
  4. Articulation of facets and disc space
22
Q

MRI good for (3)

A
  1. Spinal contusion
  2. Hematoma
  3. Tramatic discs
23
Q

Analgesia and sedation in confirmed spinal fx

A

Use caution

24
Q

ANNPE

A

Acute nucleus pulposis extrusion (looks like the FCE)

25
Q

Prognostic pointers (5)

A
  1. Deep pain presence/absence
  2. Trauma burden
  3. Motor function
  4. Imaging
  5. Concurrent injuries
26
Q

Deep pain response not required

A

in dogs with good voluntary motor function

27
Q

Three compartment theory

A

Disruption of more than one compartment or ventral compartment alone compromises stability of vertebral column

28
Q

PMMA

A

Pins or screws (I think) and putty stuff

29
Q

Paperclip / MSF

A

some sort of vertebral fx stabilization….

30
Q

Locking plate

A

hard to get in, may disrupt nerve roots in lumbar spine

31
Q

Ex-fix

A

pain in the ass

32
Q

Cervical Traumas be worried about

A

Respiratory paralysis-phrenic nerve