42 results
Nasal Oxygen Delivery Devices
Nasal cannula can be used to deliver supplemental O2. Conventional nasal cannula are
Nasal Oxygen Delivery ... rate of requiring intubation ... lower rates of re-intubation ... nickmmark #Nasal #Oxygen ... management #pulmonary #criticalcare
Hypoxemia vs Hypoxia
Hypoxemia - Partial pressure of arterial oxygen (PaO2) is below normal
Hypoxia - Insufficient oxygen
pressure of arterial oxygen ... - Insufficient oxygen ... - Increased O2 delivery ... hypoxia #hypoxemia #differential ... #diagnosis #comparison
DO2 Equation in Shock = Oxygen Delivery
DO2 = CO x (1.39 x [Hb] x SaO2 +(0.003xPaO2))
DO2
Equation in Shock = Oxygen ... Delivery DO2 = ... DO2 = Rate of oxygen ... delivery (ml per ... #Delivery #criticalcare
Oxygen Delivery Devices
1. Flow is a variable describing the movement of a volume of gas over
Oxygen Delivery ... Oxygen delivery ... If your oxygen delivery ... #Flow #Comparison ... #management #criticalcare
Difficult Airway Algorithm

1. Assess the likelihood and clinical impact of basic management problems: 
 • Difficulty
• Difficult intubation ... opportunities to deliver ... supplemental oxygen ... vs. intubation ... Anesthesiology #Anesthesia #CriticalCare
Oxygen Delivery Devices - Comparison
Low Flow:
 • Nasal cannula (1-6L, 24-40% FiO2)
 • Face mask (5-10L,
Oxygen Delivery ... Devices - Comparison ... #Delivery #Devices ... #Comparison #table ... #pulmonary #criticalcare
Mask Oxygen Delivery Devices

Simple Mask aka Hudson's Mask:
 • Flow 6-10 LPM
 • FiO2 35-50%
Face Tent:
Mask Oxygen Delivery ... reservoir increases delivered ... oxygen ... #Delivery #Devices ... management #pulmonary #criticalcare
COVID-19 Hypoxia Management

Indication for endotracheal intubation?
Tolerating supplemental oxygen?
Consider HFNC
Not tolerating HFNC or HFNC is not available?
Consider
for endotracheal intubation ... Tolerating supplemental oxygen ... for endotracheal intubation ... DO NOT: Delay intubation ... management #schema #criticalcare
Oxygen Delivery Systems
Nasal Cannula:
 • Flow: 1 - 6 L/min
 • FiO2: 25 - 40% (-4%/L
Oxygen Delivery ... rishikumarmd #Oxygen ... #Delivery #Systems ... management #pulmonary #comparison
Lactic Acidosis - Classification and Differential Diagnosis
Type A Lactic Acidosis: Inadequate Oxygen Delivery
 • Anaerobic muscular
Classification and Differential ... Delivery • Anaerobic ... Reduced tissue oxygen ... delivery: Hypoxemia ... Classification #Differential