Shock Flashcards
Learn about the different forms of Shock in the prehospital environment
Define:
Differential Field Diagnosis
A method used to identify potential diagnoses of the patient’s condition.
What does the acronym M-T-SHIP stand for in the context of field diagnosis?
M: Medication/overdose/compliance
T: Tumor/trauma/toxins
S: Seizures or stroke
H: Hypoxia/hyper or hypothermia/hyper or gypoglycemia/hypertension/hyper or hypokalemia
I: Infection or uremia
P: Psychiatric or behavioral
What is the Karl Weick process for communication of decisions?
- Here is what I think we’re dealing with
- Here is what I think we should do
- Here is why
- Here is what we should keep our eyes on
- Talk to me. Are there any other concerns?
Define:
Confirmation Bias
Tendency to rely on information that supports your existing views.
It downplays information that does not confirm your field diagnosis.
List H’s.
Possible reversible causes of cardiac arrest.
- Hypovolemia
- Hypoxia
- Hydrogen ion (acidosis)
- Hypo-/Hyperkalemia
- Hypothermia
List T’s.
Possible reversible causes of cardiac arrest.
- Tension Pneumothorax
- Tamponade
- Toxins
- Thrombosis (coronary and pulmonary)
- Trauma
Define:
shock
It is a failure of the cardiovascular system causing inadequate perfusion.
What is systemic vascular resistance?
It is the resistance of blood flow within all blood vessels.
Pulmonary vessels are not included.
What is the formula for MAP?
DBP(2) + SBP
3
Define
Mean Arterial Pressure
The pressure required to perfuse organs.
What is the normal MAP?
>60 mmHg
What are the three components that make up the perfusion triangle?
- Heart
- Blood vessels
- Blood
Which two receptors are activated first for compensation during shock?
- Baroreceptors
- Chemoreceptors
Define:
Multiple-organ dysfunction syndrome
Failure of two or more organs or systems.
What are the three stages of shock?
- Compensated
- Decompensated
- Irreversible
