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diagnosis differential management algorithm criticalcare cardiology classification clinical treatment table echocardiogram pathophysiology pharmacology pulmonary acute comparison hepatology hypotension pocus signs
POCUS - Measuring Cardiac Output 1) Calculate LVOT Area 2) Calculate LVOT VTI 3) Calculate Cardiac Output SV = (LVOT
Cardiac Output SV ... ) x (LVOT VTI) CO ... LVOT VTI) X HR CO ... (mL/min) = SV ( ... Cardiac #Output #CO
Vasopressors and Inotropes - Pharmacology Summary Vasopressors Phenylephrine (alpha-1) • Increases BP, SVR • Risk of reflex bradycardia
Increases BP, SVR, CO ... first agent in shock ... • Higher doses cause ... line in septic shock ... cAMP/cGMP • Causes
Shock Classification and Differential Diagnosis SHOCK • MAP <65, SBP <90, drop in SBP > 40 •
Shock Classification ... Differential Diagnosis SHOCK ... Distributive: • High CO ... Cardiogenic: • Low CO ... Sophia_Hayes_MD #Shock
Shock - Differential Diagnosis Framework MAP = CO x SVR Hypovolemic (↓ Intravascular volume): • Hemorrhage, dehydration due
Shock - Differential ... Framework MAP = CO ... third-spacing • ↓ CO ... findings based on cause ... uw_IMresidency #Shock
Shock Overview A state of tissue hypoxia due to decreased or dysregulated oxygen delivery or extraction, resulting
Shock Overview ... - Low CO and therefore ... - Low CO and therefore ... - Low CO and therefore ... #differential #causes
Common Vasopressors and Inotropes Norepinephrine (NE) - Indication: Distributive shock (1st line for septic shock), Cardiogenic shock
: Distributive shock ... ), Cardiogenic shock ... (mild ↑CO) - Side ... , Shock where ↑ ... Bradyarrhythmias, Some cases
Shock Overview A state of tissue hypoxia due to decreased or dysregulated oxygen delivery or extraction, resulting
Shock Overview ... - Low CO and therefore ... - Low CO and therefore ... - Low CO and therefore ... #differential #causes
Causes, classification and compensatory responses to shock. Shock can be caused by any pathological process that leads
Causes, classification ... compensatory responses to shock ... Shock can be caused ... The cause of shock ... #Differential #Causes
Approach to Undifferentiated Shock - OnePager Summary Shock occurs when there is inadequate blood flow (CO) &
Undifferentiated Shock ... OnePager Summary Shock ... inadequate blood flow (CO ... Pump Problem (↓ CO ... may develop low CO
Shock - Differential Diagnosis Framework - MAP <65. SBP <90, drop in SBP > 40 -
Shock - Differential ... Lactate > 1.5 High CO ... Cord Injury Low CO ... Dehydration Shock ... Sophia_Hayes_MD #Shock
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