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Shock

Shock & transfusion

QuestionAnswer
What is shock? A clinical syndrome, lack of oxygen resulting in cell death, causes organ damage
How is energy produced in shock? Anearobic metabolism resulting in acidosis
Mean arterial BP cardiac output * peripheral resistance
Cell perfusion cardiac output, adequate blood volume & resistancee
What causes shock? compromised perfusion
3 Components of perfusion cardiac output, blood volume & PVR
What is cardiac output? the ability of the heart to supply adequate circulation
What type of shock is caused by decreased cardiac output? Cardiogenic shock
What type of shock is caused by decrease in blood volume? Hypovolemic shock
What type of shock is caused by vasodilation? Distributive/Circulatory shock
3 types of distributive shock septic, anaphylactic & neurogenic
3 stages of shock compensatory, progressive & irreversible
signs of early compensatory shock NORMAL BP, vasoconstriction (lack of blood to brain), decreased pulse pressure, thready pulse, change in mental stat (anxious), DECREASED URINE, METABOLIC ACIDOSIS, INCREASE RESPIRATION, COOL SKIN
most noticable sign of compensatory shock dark urine (below 30ml/hr)
What stops shock from progressing to the next stage? treating the underlying cause eg. dehydration
What is the last thing to drop in compensatory shock? BP is LAST TO DROP
early treatment of shock encourage fluids, if NPO give NS
Created by: 100000478935494
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