3479 results
High Flow Nasal Cannula
Putative beneficial mechanisms of high flow nasal cannula (HFNC) 
oxygen therapy. EELV, end-expiratory
cannula (HFNC) oxygen ... FiO2, inspiratory oxygen ... highflownasalcannula #pathophysiology ... criticalcare #management
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 ... #pathophysiology
Oxygen-Hemoglobin Dissociation Curve

Left Shift (↓ O2 unloading to tissue), Left = Lower:
 • ↓ H+ (↑
Oxygen-Hemoglobin ... MatthewHoMD #Oxygen ... Dissociation #Curve #pathophysiology
Oxygen Delivery Systems and Approximate FiO2:
#Management #SupplementalO2 #Oxygen #Delivery #Devices #Interface #FiO2 #NonRebreather #HFNC #NasalCannula #Simple
Oxygen Delivery ... Approximate FiO2: #Management ... SupplementalO2 #Oxygen
Hypoxia and Hypoxemia - Overview
Hypoxia - insufficient oxygen delivered to tissues to meet demands
Hypoxemia - low
- insufficient oxygen ... Hypoxemia - low oxygen ... - atmospheric oxygen ... PAO2 - alveolar oxygen ... diagnosis #causes #pathophysiology
Graded Oxygen Administration in COVID-19

#respiratory #support #COVID19 #management #schema #criticalcare #hypoxia #failure #algorithm #coronavirus #sarscov2 #oxygen
Graded Oxygen Administration ... support #COVID19 #management ... coronavirus #sarscov2 #oxygen
Oxygen Therapy Devices
 • Nasal Cannula
 • High Flow Nasal Cannula
 • Facemask / Non-rebreather
 •
Oxygen Therapy Devices ... Intubation #Oxygen ... #Devices #Management
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 ... Equipment #Devices #Management
Oxygen Delivery Equation
DO2 = CO x {(1.39 x Hb x sO2) + (PaO2 x 0.03)}
DO2 =
Oxygen Delivery ... DO2 = Rate of oxygen ... Partial pressure of oxygen ... to understand oxygen ... Delivery #Equation #pathophysiology
Oxygen delivery & ABG interpretation made easier with this simple colour-coded table. Please share, and print
Oxygen delivery ... Birks @BirksMD #Management ... SupplementalO2 #Oxygen