89 results
Oxygen Delivery Systems
Nasal Cannula:
 • Flow: 1 - 6 L/min
 • FiO2: 25 - 40% (-4%/L
- 6 L/min • FiO2 ... - 10 L/min • FiO2 ... : 40 - 60% Device ... respiratory #support #devices ... #management #pulmonary
Oxygen Delivery by Device

Nasal Cannula 
• Indicated for low-flow, low-percentage supplemental oxygen. 
• Flow rate of
Oxygen Delivery by Device ... high percentage FiO ... set to desired FiO2 ... #Pulmonary #Equipment ... #Devices #Management
Mask Oxygen Delivery Devices

Simple Mask aka Hudson's Mask:
 • Flow 6-10 LPM
 • FiO2 35-50%
Face Tent:
Oxygen Delivery Devices ... Flow 6-10 LPM • FiO2 ... 10-15 LPM • FiO2 ... Oxygen #Delivery #Devices ... #management #pulmonary
Oxygen Delivery Devices - Comparison
Low Flow:
 • Nasal cannula (1-6L, 24-40% FiO2)
 • Face mask (5-10L,
Oxygen Delivery Devices ... (1-6L, 24-40% FiO2 ... (5-10L, 35-60% FiO2 ... Oxygen #Delivery #Devices ... Comparison #table #pulmonary
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
A-a gradient = [FiO2 ... chest) • Low PiO2 ... Elevation, Low Fio2 ... Intracardiac, Pulmonary ... Hypoxia #hypoxemia #differential
Berlin Criteria for Acute Respiratory Distress Syndrome (ARDS) 
- Respiratory symptoms must have begun within one
consistent with pulmonary ... lung collapse, or pulmonary ... the hypoxemia defines ... mm Hg < PaO2 / FiO2 ... mm Hg < PaO2 / FiO2
Nasal Oxygen Delivery Devices
Nasal cannula can be used to deliver supplemental O2. Conventional nasal cannula are
Oxygen Delivery Devices ... rates & moderate FiO2 ... achieving a higher FiO2 ... Oxygen #Delivery #Devices ... #management #pulmonary
Chest XRay Consolidation Pattern - Differential Algorithm #Diagnosis #Radiology #Pulmonary #CXR #Consolidation #Pattern #Differential #Algorithm #RadiologyAssistant
Consolidation Pattern - Differential ... Algorithm #Diagnosis ... #Radiology #Pulmonary ... Consolidation #Pattern #Differential ... #Algorithm #RadiologyAssistant
Chest XRay Interstitial Pattern - Differential Algorithm #Diagnosis #Radiology #Pulmonary #CXR #Interstitial #Pattern #Differential #Algorithm #RadiologyAssistant
Interstitial Pattern - Differential ... Algorithm #Diagnosis ... #Radiology #Pulmonary ... Interstitial #Pattern #Differential ... #Algorithm #RadiologyAssistant
Pulmonary Hypertension Algorithm - Matthew Watto, MD
#Diagnosis #Management #Pulmonary #Hypertension #PAH #Workup #Evaluation #Algorithm #Differential #Curbsiders
Pulmonary Hypertension ... Algorithm - Matthew ... Diagnosis #Management #Pulmonary ... Workup #Evaluation #Algorithm ... #Differential #