28 results
Mechanical Ventilation: The Basics
In the most basic sense, ventilator modes are defined by their control variable
Mechanical Ventilation ... most basic sense, ventilator ... ARDSnet PEEP ladder, FiO2 ... ARDSnet PEEP ladder, FiO2 ... Basics #Modes #Comparison
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
A-a gradient = [FiO2 ... Weakness, Loss of Chest ... Elasticity (flail chest ... Elevation, Low Fio2 ... Hypoxia #hypoxemia #differential
Chest Pain Differential Diagnosis and Clinical Features

#Diagnosis #ChestPain #Differential #Features #Comparison #Table
Chest Pain Differential ... Diagnosis #ChestPain #Differential ... #Features #Comparison
Oxygen Delivery Devices
1. Flow is a variable describing the movement of a volume of gas over
understand: Minute Ventilation ... resulting in an FiO2 ... systems (CPAP/BPAP/ventilator ... more predictable FiO2 ... Devices #Flow #Comparison
Hypoxemia Differential Diagnosis Algorithm by A-a Gradient

Normal A-a Gradient:
 • ↓ Atmospheric pressure
 • Hypoventilation: CNS
Hypoxemia Differential ... neuromuscular disease, ↓ chest ... V/Q Mismatch: ↓Ventilation ... Hypoxemia #Hypoxia #Differential
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
of Hypoxemia- Differential ... Diagnosis Algorithm Ventilation ... Abnormalities • Chest ... Hypoxemia #Hypoxia #Differential
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
Radiology #Pulmonary #CTChest ... LowAttenuation #Differential ... #Diagram #Comparison
Hypoxemia in Anesthesiology - Differential Diagnosis and Management 

Management: 

• increase Fi02 to 100% - verify!
Anesthesiology - Differential ... • increase Fi02 ... volumes • look at chest ... Anesthesiology #Differential
Cardiac Arrest - Guidelines for Crises in Anaesthesia

The probable cause is one or more of: something
check measured FiO2 ... Rapidly confirm ventilator ... provide manual ventilation ... and adequacy of chest ... CardiacArrest #Checklist #Differential
Increased Airway Pressure - Guidelines for Crises in Anaesthesia

Using these steps from start to end should
check measured FiO2 ... bag moving OR ventilator ... switching to hand ventilation ... , 12-lead ECG, chest ... Airway #Pressure #Differential