21 results
Non-Invasive Positive Pressure Ventilation
Indications: 
 • COPD exacerbation (↓ intubation, ↓ mortality), Cardiogenic pulmonary edema (↓
Positive Pressure Ventilation ... head/neck surgery Interfaces ... Spontaneous Time (a.k.a BiLevel ... Positive #Pressure #Ventilation ... indications #pulmonary #interfaces
Noninvasive Ventilation Summary
Positive pressure ventilation that is delivered through a nasal, mask, or helmet interface and
Noninvasive Ventilation ... Positive pressure ventilation ... mask, or helmet interface ... air trapping • Bilevel ... oxygenation BIPAP - Bilevel
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
Respiratory Failure - Differential ... capillary-alveolar interface ... diffusion defects) VENTILATION ... perfusion (Q) and ventilation ... Failure #hypoxia #Differential
General schema for respiratory support in patients with COVID-19
Low flow nasal cannula
 • Typically set at
• (Helmet interface ... Invasive Mechanical Ventilation ... lung-protective ventilation ... indication for prone ventilation
Approach to Selecting Respiratory Support:
-The role of noninvasive respiratory support is generally to reduce the patient's
CriticalCare #BiPAP #BiLevel ... #Noninvasive #Ventilation
Hypoxemia Differential Diagnosis Algorithm by A-a Gradient

Normal A-a Gradient:
 • ↓ Atmospheric pressure
 • Hypoventilation: CNS
Hypoxemia Differential ... 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 ... Hypoxemia #Hypoxia #Differential
Ventilator Alarms
Increased Rate - Patient is tiring on a weaning mode or experiencing pain/anxiety
 - Reassess
Ventilator Alarms ... adjust to full ventilation ... epicclearning.ca/ #Ventilator ... MechanicalVentilation #Nursing #Differential
Approach to Acid Base Disorders - Evaluation and Differential Diagnosis
1) Start with the Anion Gap (AG).
2)
Evaluation and Differential ... Differential Diagnosis ... Decreased Mechanical Ventilation ... Increased Mechanical Ventilation ... Evaluation #workup #Differential
ABCs of Lung Ultrasound - A-Lines, B-Lines, Consolidation
A-Profile - Air filled lung does not transmit sound
past the pleural interface ... Ultrasound #POCUS #Differential