Trauma Trevor Stuff Flashcards

1
Q

Primary survey

A

Always done in the initial assessment of a patient.

Checks for “ABCDE”

  • airway
  • breathing
  • circulation
  • disability
  • avoid hypothermia

Always redone when patient status changes.

Assessment of glasgow scale is here

Tension pneumothorax is most commonly seen life-threatening pulmonary injury

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2
Q

Secondary survey

A

Completed after each primary survey.

Involves a through head-to-toe examination documenting all abnormal findings.

Always protect against hypothermia if expected.

Contains SAMPLE

Continuous treatment and stabilization during this

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3
Q

Glasgow coma scale

A

Assess for need to intubate airways

8 or lower = intubation

Eyes: 
1 = no response 
2 = response only to pain 
3 =. Responds to loud voice and pain 
4 =. Responds normal 
Verbal
1 = nothing 
2 = incomprehensible words 
3 =. Words but not right words
4 =. Confused but can speak 
5 =. Normal 
Motor 
1 = nothing 
2 = abnormal extension 
3 =. Abnormal flexion 
4 =. Withdraws to pain 
5 =. Localized pain 
6 = normal
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4
Q

EFAST

A

Chest radiograph and lung ultrasound ordered during primary survey (after B) if breathing appears off or suspected intraabdominal hemorrhage or any kind.

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5
Q

SAMPLE

A

Situation

Allergies

Past history

Last meal

Environment and expose

Should be obtained as best as possible during secondary survey

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6
Q

Classes of hemorrhagic shock

A

Determined via blood percentage loss. And heart rate/BP

Class 1: less than 15%
- No changes in vitals

Class 2: 15-30%
- heart rate and pulse pressure changes slightly

Class 3: 31-40%
- heart rate, BP, pulse pressure, respiratory rate and urine out put all change

Class 4: greater than 40%
- all the same vital signs change but marked very high heart rate increase and near no urine output.

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7
Q

Glasgow coma scale with eyes

A

Spontaneous movement: 4

Respond to sound: 3

Respond to pressure: 2

No response: 1

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8
Q

Glasgow coma scale with verbal

A

Oriented and not confused: 5

Confused: 4

Can only speak words with no cognitive ability to make sense: 3

Can only speak sounds with no cognitive ability to make sense: 2

No verbalization: 1

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9
Q

Glasgow coma scale with motor

A

Obeys commands with actions: 6

Localized movements: 5

Normal flexion: 4

Abnormal flexion: 3

Extension only: 2

No movement: 1

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10
Q

NEXUS criteria for no cervical spine X-rays

A

No posterior midline tenderness of cervical spine

No evidence of intoxication

Normal level of alertness and stability

No focal neurological defects

No painful distracting injuries

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11
Q

Pediatric trauma characteristics

A

Injuries mostly from blunt trauma

Head injuries are the most common cause of death

Often have significant blood loss before hypotension is measured

Ligamentous injuries are more common than bone.

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12
Q

Geriatric Trauma characteristics

A

Blunt trauma caused by falls are the most common injury

Five common characteristics in geriatrics are cirrhosis, congenital coagulopathy, COPD, ischemic heart disease and diabetes mellitus

More likely to develop bone fractures than ligamentous damage.

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13
Q

Pregnant trauma patients

A

Preventing maternal shock is the #1 thing to focus on in treatment

  • vena cave is often compressed by uterus in trauma (patient should be placed in left-lateral decubitus to prevent this)
  • amniotic fluid ruptures are prevalent
  • immunoglobulin therapy is to be given to Rh-negative mothers.
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14
Q

Shock treatment

A

Class 1 or 2: fluid resuscitation with up to 1L warm saline is recommended

Class 2 or greater hemorrhages are always treated with blood product resuscitation
- usually low ratioed blood products with less crystalloid to prevent thrombosis

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15
Q

Pulsus paradoxes

A

Abnormally large decrease in stroke volume, systolic blood pressure by greater than 10mmHg

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16
Q

5 Ps of extreme trauma (and compartment syndrome)

A

Pain (Early)

Paraesthesia (Early)

Pallor (Late)

Paralysis (Late)

Pulselessness (Late)

Early signs only = treat with fasciotomy

Late signs only = treat with amputation and will likely cause irreversible ischemia

17
Q

Extremity trauma blood loss is the pelvius and fever

A

1L for femur

2L for pelvis

Femur fractures require high mechanisms of injury

18
Q

Most common sites for compartment syndrome

A

Leg and thigh

Most common complication of lower extremity injury

19
Q

Cushing triad

A

Hypertension

Bradycardia

Irregular breathing (Biots)

20
Q

Estimated blood pressure based on palpation of important pulses

A

Carotid = 60mmHg or greater

Femoral = 70 mmHg or greater

Radial = 80 mmHg or greater

Dorsalis pedis = 90 mmHg or greater

21
Q

Average blood volume calculation

A

7% of body weight in kg

22
Q

Most likely cause of respiratory impairment in cervical spine injuries

A

Diaphragmatic paralysis

23
Q

Most important first question to ask patients who have a traumatic injury

A

What was the mechanism of the injury?

24
Q

Estimation of blood pressure based on palpable arteries

A

Carotid = 60 mmHg

Femoral= 70 mmHg

Radial = 80 mmHg

Dorsalis pedis = 90 mmHg