156 results
Coronary Oxygen Balance 

Myocardial Oxygen Demand <-> Coronary Artery Blood Flow <-> Oxygen Availability

#cardiac #oxygen #pathophysiology
Coronary Oxygen ... Myocardial Oxygen ... Blood Flow <-> Oxygen ... Availability #cardiac #oxygen
DO2 Equation in Shock = Oxygen Delivery
DO2 = CO x (1.39 x [Hb] x SaO2 +(0.003xPaO2))
DO2
Equation in Shock = Oxygen ... DO2 = Rate of oxygen ... minute) 1.39 = Oxygen ... = Haemoglobin oxygen ... every 1 mmHg of oxygen
Oxygen Delivery by Device

Nasal Cannula 
• Indicated for low-flow, low-percentage supplemental oxygen. 
• Flow rate of
Oxygen Delivery ... • Delivers oxygen ... • Delivers oxygen ... percentage of oxygen ... Delivers 24%—60% oxygen
Oxygen Delivery Systems and Approximate FiO2:
#Management #SupplementalO2 #Oxygen #Delivery #Devices #Interface #FiO2 #NonRebreather #HFNC #NasalCannula #Simple
Oxygen Delivery ... SupplementalO2 #Oxygen
Graded Oxygen Administration in COVID-19

#respiratory #support #COVID19 #management #schema #criticalcare #hypoxia #failure #algorithm #coronavirus #sarscov2 #oxygen
Graded Oxygen Administration ... coronavirus #sarscov2 #oxygen
Oxygen Therapy Devices
 • Nasal Cannula
 • High Flow Nasal Cannula
 • Facemask / Non-rebreather
 •
Oxygen Therapy Devices ... Intubation #Oxygen
Oxygen Delivery Equation
DO2 = CO x {(1.39 x Hb x sO2) + (PaO2 x 0.03)}
DO2 =
Oxygen Delivery ... DO2 = Rate of oxygen ... 1.39 = Maximal oxygen-carrying ... Partial pressure of oxygen ... to understand oxygen
Oxygen delivery & ABG interpretation made easier with this simple colour-coded table. Please share, and print
Oxygen delivery ... SupplementalO2 #Oxygen
Oxygen Delivery Methods
 • Nasal Cannula
 • Nonrebreather Mask
 • Non-Invasive Ventilation (CPAP/BiPAP)
 • Venturi Mask
Oxygen Delivery ... @DharSaty #Oxygen
Oxygen-Hemoglobin Dissociation Curve

Left Shift (↓ O2 unloading to tissue), Left = Lower:
 • ↓ H+ (↑
Oxygen-Hemoglobin ... MatthewHoMD #Oxygen