Trauma Flashcards
hard cervical collar can be applied to both sides of the neck except when___
there is a penetrating neck trauma
Esmarch maneuver is also known as the
jaw thrust
Indications for emergency ET intubation
- Acute airway obstruction
- Hypoventilation
- Severe hypoxemia
- Altered mental status
- Cardiac arrest
- Severe hemorrhagic shock
This type of endotracheal intubation is not applicable in severe apnea, severe midface trauma and suspicion of basilar skull fracture
Nasotracheal
[type of ET intubation]
for patients with craniofacial trauma
Do cricothyroidectomy
[type of ET intubation]
for patients with laryngeal fractures
tracheostomy
[type of ET intubation]
what is a know complication of cricothyroidectomy if performed in children?
subglottic stenosis
[diagnosis: Inadequate ventilation]
Respiratory distress Hypotensive tracheal deviation subcutaneous emphysema decreased breath sounds
tension pneumothorax
What is the Immediate treatment for tension pneumothorax
needle thoracostomy
where will you insert the needle in needle thoracostomy in tension pneumothorax of an adult patient
4th or 5th ICS MAL
where will you insert the needle in needle thoracostomy in tension pneumothorax of a child?
2nd ICS MCL
In tension pneumothorax, which comes first (after needle thoracostomy)
CTT or CXR
CTT
[diagnosis: Inadequate ventilation]
full thickness loss of chest wall
atmospheric pressure same as the pleural pressure
open pneumothorax or Sucking chest wound
what is the initial treatment for open pneumothorax?
occlusion of the wound at its 3 sides
what is the definitive treatment for open pneumothorax?
closure of the chest wall
CTT remote from the wound
[diagnosis: Inadequate ventilation]
paradoxical movement of the free floating segment of fracture chest wall (3 or more contiguous ribs are fractured)
flail chest with underlying pulmonary contusion
What is the initial treatment for flail chest with underlying pulmonary contusion?
Presumptive intubation and mechanical intubation (PEEP)
Prior to doing the definitive management of flail chest with underlying pulmonary contusion, what will you rule out first?
tension pneumothorax
[Type of tracheobronchial injury]
if its within 2 cms of carina
type I
[Type of tracheobronchial injury]
Injury to tracheobronchial tree with pneumothorax
type II
Where will you insert the CTT tube in doing a thoracostomy?
4th or 5th ICS MAL
[What is the estimated SBP]
if the carotid pulse is felt
more than or equal to 60 mmHg
[What is the estimated SBP]
if the femoral pulse is felt
more than or equal to 70 mmHg
[What is the estimated SBP]
if the radial pulse is felt
more than or equal to 80 mmHg
[What will you do]
patient is hypovolemic, noted tissue hypoperfusion, fluid nonresponder
send the patient to the operating room
[What will you do]
patient is hypovolemic, noted tissue hypoperfusion, transient fluid responder
Do diagnostic laparotomy and or thoracotomy then OR
fluid resuscitation for patients in shock
20mL/kg bolus PLR
[Estimate the blood loss]
patient is anxious, confused HR 122 RR 33 UO 10 BP 80/60
1500 to 2000 mL
Class III
treat with PLR + Blood
Remember: CLASS III - anxious (remember ALL 3)
- 30% blood loss
- RR is 30
- 1.5L blood loss (half of 3)
- 15 is the limit UO
- HR >120 (multiple of 3)
[Estimate the blood loss]
patient is mildly anxious HR 122 RR 33 UO 22 BP 90/60
750 to 1500 mL
Class II
give crystalloid
[Estimate the blood loss]
patient is slightly anxious HR 100 RR 20 UO 35 BP 90/60
<750 mL
Class I
[diagnose]
multiple rib fractures
severed intercostal arteries or injury to pulmonary hilar vessels
massive hemothorax
[diagnose]
penetrating injury
dilated neck veins
muffle heart sounds
decline in arterial pressure
cardiac tamponade
when will you do an emergency department thoracotomy in a case of cardiac tamponade?
if the SBP <70
in air embolism management, if vigorous massage is unsuccessful, aspiration of air can be dene using a tuberculin syringe. Where will you aspirate the air?
Right coronary artery
[GCS score]
Decorticate posturing
incoherent/inappropriate
eye opening to name calling
GCS 9
E3, V3, M3
[GCS score]
decerebrate posture
incomprehensible
eye opening to pain
GCS 6
E2 V2 M2
The gold standard in determining the presence of blood in CSF
CSF will test positive for beta 2 transferrin
[neurosurgical trauma]
lentiform and hyperdense
limited by suture lense
Acute epidural hematoma
craniotomy if >30mL
[neurosurgical trauma]
crescenteric
hyperdense
not limited by suture lines
Acute subdural hematoma
[neurosurgical trauma]
elderly alcoholic
cresenteric, hypodense
Chronic Subdural hematoma
burr hole
[neurosurgical trauma]
focal regions of brain edema
hypodense
Contusion
Do surgical evacuation
[neurosurgical trauma]
focal regions of brain edema
hyperdense
paranchymal hemorrhage
Diffuse axonal injury is commonly due to severe ____
angular acceleration-deceleration
[neurosurgical trauma]
depressed sensorium
punctate hemorrhage in the grey white matter junction, corpus callosum and brainstem
diffuse axonal injury
[ASIA score]
No motor No sensory
ASIA A
[ASIA score]
No motor
With sensory
ASIA B
[ASIA score]
MMT <3
With sensory
ASIA C
[ASIA score]
MMT >3
sensory intact
ASIA D
[diagnose]
hyperextension injury
bilateral paresis UE>LE
Central cord syndrome
Bilateral CST and lateral SPT
[name the tract]
originate: cerebral cortex, ventral horn of the spinal cord
decussates at the medulla
pyramidal tract
[diagnose]
burst fracture, occlusion of the anterior spinal artery
bilateral motor paralysis, loss of pain and temperature sensation, autonomic dysfunction below the level of the lesion
anterior cord syndrome
[diagnose]
penetrating injury, occlusion of the spinal artery (or multiple sclerosis also)
ipsilateral loss of proprioception, vibration, and touch sensation below the level of the lesion
posterior cord syndrome
[diagnose]
spinal cord compression
ipsilateral loss of proprioception, vibration, and tactile discrimination,
Contralateral loss of pain and temp sensation on one or two levels below lesion
brown-sequard
[diagnose]
injuries below the L1 vertebral level; flaccidity, areflexia, and impairment of bowel and bladder function
cauda equina
most frequently injured intraabdominal organ after blunt trauma
liver
second most frequently injured organ following blunt abdominal trauma
spleen
Cite the criteria for colostomy post trauma
- BP <90/60
- Blood loss >1L
- fecal spill
- > 8h after injury
- colon wound so destructive
- mejor loss of substance in the AAW
what are the vaccines indicated for post splenectomy patients?
pneumococcal, meningococcal, Haemophilus B
what is the cut-off value for intraabdominal hypertension?
> 12mmHg
what is the cut-off calue for abdominal compartment syndrome?
> 20mmHg
perineal or scrotal hematoma is also called ___
Destot sign
[Signs of vascular injury]
Cite the soft signs of vascualr injury
- History of moderate hemorrhage
- Injury
- Diminished but palpable pulse
- Peripheral nerve deficit
[ED Thoracotomy]
What is the cut off for salvagable postinjury cardiac arrest for a witnessed penetrating trauma?
<15 min prehospital CPR
[ED Thoracotomy]
What is the cut off for salvagable postinjury cardiac arrest for a witnessed blunt trauma?
<10min of prehospital CPR
[ED Thoracotomy]
What is the cut off for salvagable postinjury cardiac arrest for a witnessed penetrating neck trauma?
<5 min of prehospital CPR
[ED Thoracotomy]
contraindications in penetrating trauma
CPR > 15 mins and no signs of life
[ED Thoracotomy]
contraindications in blunt trauma
CPR >10 minuts, no signs of life or asystole
Bloody vicious cycle components
- Refractory hypothermia
- profound acidosis (pH <7.2, base deficit >15mmol/L
- Refractory coagulopathy
[Antibiotic of choice: Ortho trauma]
Gustilo I
cefaxolin
[Antibiotic of choice: Ortho trauma]
Gustilo II
Cefazolin + Aminglycoside
[Antibiotic of choice: Ortho trauma]
Gustilo III
Cefazolin, Aminoglycoside, penicillin
[Ortho trauma: fracture]
distal radius, displaced dorsally
colles
[Ortho trauma: fracutre]
distal radius displaces volarly
smith
[Ortho trauma: fracture]
reverse colles
smith
[Ortho trauma: fracture]
radial styliod
hutchinson/Chauffeur
[Ortho trauma]
ulna with dislocation of the radial head
monteggia
[Ortho trauma]
distal radius, with dislocation of DRJ
Galeazzi
[Ortho trauma]
radial shaft at the junction of the middle and distal thirds without ulnar fracture
Piedmont
Cite the indications for fasciotomy
- Gradient pressure <30 mmHg
- Absolute compartment pressure > 30mmHg
- Ischemic periods >6hours
- combined arterial and venous injuries
bones involved in le fort type 2
maxilla and orbit
most common facial fracture (bone involved)
mandible
[type of fracture]
trapdoor pattern with associated extraocular muscle entrapment
orbital blowout fracture