24 results
Severe Asthma Exacerbation
Signs of a Severe Asthma Exacerbation:
 • Vitals: ↑HR ↑RR ↓SpO2
 • High work
Ventilation in ... control mode of ventilation ... • Initial ventilator ... #pulmonary #ventilation ... #mechanical #management
Overview of Ventilator Modes
VC - Volume Control (a.k.a. assist control volume)
 - Every breath delivered (mandatory
PS - Pressure Support ... APRV - Airway Pressure ... #CriticalCare # ... Comparison #Management ... #Mechanical
Balloon Visualization - Mechanical Ventilation Pressures - PIP, PPlat, PEEP

Peak Inspiratory Pressure (PIP): Dynamic pressure needed
Visualization - Mechanical ... Ventilation Pressures ... Inspiratory Pause: Ventilator ... #Diagnosis #Balloon ... Pathophysiology #Pulmonary
Extracorporeal Membrane Oxygenation (ECMO) - Basics
Mode of cardiopulmonary support used to treat pulmonary and/or cardiovascular failure
• Adjust ventilator ... minimizing further ventilator-induced ... clearance (ie, ventilation ... #ECMO #Basics #management ... #pulmonary #criticalcare
Proposed Respiratory Support Algorithm in COVID19

The ‘intubate early’ paradigm, where patients who “fail” low flow oxygen
ventilated, has ... ventilation, most ... #COVID19 #management ... #schema #criticalcare ... #hypoxia #failure
Auto-PEEP 
What is Auto-PEEP?
 • Progressive air trapping & dynamic hyperinflation → ↑Palv at end expiration
Suspect when flow on ventilator ... maneuver on the ventilator ... overall minute ventilation ... disconnect patient from ventilator ... #diagnosis #management
Non-Invasive Positive Pressure Ventilation
Indications: 
 • COPD exacerbation (↓ intubation, ↓ mortality), Cardiogenic pulmonary edema (↓
Positive Pressure Ventilation ... ), Cardiogenic pulmonary ... of respiratory failure ... Positive #Pressure #Ventilation ... #diagnosis #management
General schema for respiratory support in patients with COVID-19
Low flow nasal cannula
 • Typically set at
Ventilation • ... lung-protective ventilation ... indication for prone ventilation ... #COVID19 #management ... #hypoxia #failure
Approach to Selecting Respiratory Support:
-The role of noninvasive respiratory support is generally to reduce the patient's
Selecting Respiratory Support ... the patient's diagnosis ... pneumonia vs. heart failure ... #Management #CriticalCare ... #Noninvasive #Ventilation
Noninvasive Positive Pressure Ventilation (NIPPV)

Expiratory & Inspiratory Positive Airway Pressure
Both increase intrathoracic pressure, which can decrease
Positive Pressure Ventilation ... exacerbation (cardiogenic pulmonary ... PositivePressure #Ventilation ... #indications #criticalcare ... #management