280 results
Uncommon Causes of Noncardiogenic Pulmonary Edema (NCPE) - Differential Diagnosis Framework

High Altitude Pulmonary Edema:
 • Accumulation
dissolved in the PaO2/FiO2 ... common causes of acute ... Edema: • Pathophysiology ... Embolism: • Acute ... • Pathophysiology
Mask Oxygen Delivery Devices

Simple Mask aka Hudson's Mask:
 • Flow 6-10 LPM
 • FiO2 35-50%
Face Tent:
provide a different FiO2 ... Flow 2-15 LPM • FiO2 ... 10-15 LPM • FiO2 ... 10-15 LPM • FiO2 ... Devices #management #pulmonary
Berlin Criteria for Acute Respiratory Distress Syndrome (ARDS) 
- Respiratory symptoms must have begun within one
Berlin Criteria for Acute ... consistent with pulmonary ... lung collapse, or pulmonary ... mm Hg < PaO2 / FiO2 ... H2O #ARDS #Acute
Oxygen Delivery Systems
Nasal Cannula:
 • Flow: 1 - 6 L/min
 • FiO2: 25 - 40% (-4%/L
- 6 L/min • FiO2 ... - 10 L/min • FiO2 ... - 15 L/min • FiO2 ... on valve) • FiO2 ... devices #management #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 ... V/Q Mismatch: Pulmonary
Oxygen Delivery by Device

Nasal Cannula 
• Indicated for low-flow, low-percentage supplemental oxygen. 
• Flow rate of
high percentage FiO ... set to desired FiO2 ... deliver desired FiO ... Oxygen #Delivery #FiO2 ... #Pulmonary #Equipment
Acute Respiratory Distress Syndrome – ARDS: Clinical Cheat Sheet

An acute diffuse, inflammatory lung injury, leading to
Acute Respiratory ... Cheat Sheet An acute ... leading to increased pulmonary ... consistent with pulmonary ... or CXR ● PaO2/FiO2
Pathophysiology of Pulmonary Embolism
 - Effects of mechanical occlusion
 - Effects of chemical mediators
 - Hemodynamic
Pathophysiology ... of Pulmonary Embolism ... Resolution #Pathophysiology ... #Pulmonary #Embolism
Understanding & Treating ARDS - Acute Respiratory Distress Syndrome

•  Timing - within one week of
Treating ARDS - Acute ... Oxygenation PaO2/FiO2 ... Respiratory #Distress #Acute
Concussion - Acute Pathophysiology

#Concussion #Pathophysiology #neurology #signs #symptoms
Concussion - Acute ... Pathophysiology ... #Concussion #Pathophysiology