526 results
POCUS - Measuring Cardiac Output
1) Calculate LVOT Area
2) Calculate LVOT VTI
3) Calculate Cardiac Output

SV = (LVOT
Measuring Cardiac Output ... Calculate Cardiac Output ... SV = (LVOT Area ... CO (mL/min) = SV ... Pocus101 #Cardiac #Output
Stroke Volume & Cardiac Output Measurement on POCUS
Accurately measure LVOT diameter:
1. Obtain PLAX 
2. Zoom to
Volume & Cardiac Output ... LVOT Diam/2) 2 SV ... Volume #Cardiac #Output
Mean Arterial Pressure (MAP)

Average arterial pressure throughout one cardiac cycle, systole, and diastole. 
Surrogate indicator of
MAP = [Cardiac Output ... Cardiac output ( ... Stroke Volume (SV ... increasing cardiac output ... cardiacoutput #Co #SV
Intra-Aortic Balloon Pump (IABP)

Intra-aortic balloon counter-pulsation is a method of invasive hemodynamic support. A catheter is
stroke volume (SV ... management #cardiology #criticalcare
Normal urine output 
- 0.5 to 1.5 cc/kg/hour 
- A patient should be urinating at least
Normal urine output ... Decreased urine output ... minimal urine output ... adults #urine #output
Decompensated Heart Failure Management Strategies

Wet (volume overloaded) vs Dry (euvolemic) and Cold (low cardiac output) vs
Cold (low cardiac output ... normal cardiac output
Decompensated Heart Failure Classification
Wet (volume overloaded) vs Dry (euvolemic) and Cold (low cardiac output) vs Warm
Cold (low cardiac output ... normal cardiac output
Conceptual Relationship between Volume Responsiveness and Volume Tolerance

Assessing for volume responsiveness would only tell you that
increase in cardiac output ... Pathophysiology #CriticalCare
Pulse Oximetry Summary
Pulse oximetry is the non-invasive continuous measurement of the oxygen saturation of hemoglobin. It
increase with greater SV ... Oximetry #Summary #critcalcare
DO2 Equation in Shock = Oxygen Delivery
DO2 = CO x (1.39 x [Hb] x SaO2 +(0.003xPaO2))
DO2
CO = Cardiac output ... Oxygen #Delivery #criticalcare