6 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 ... #diagnosis #management
Hypoxemia Differential Diagnosis Algorithm by A-a Gradient

Normal A-a Gradient:
 • ↓ Atmospheric pressure
 • Hypoventilation: CNS
Hypoxemia Differential ... Diagnosis Algorithm ... V/Q Mismatch: ↓Ventilation ... Hypoxemia #Hypoxia #Differential ... #Diagnosis #Algorithm
Noninvasive Ventilation Summary
Positive pressure ventilation that is delivered through a nasal, mask, or helmet interface and
Noninvasive Ventilation ... mask, or helmet interface ... air trapping • Bilevel ... oxygenation BIPAP - Bilevel ... #management #pulmonary
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
Respiratory Failure - Differential ... capillary-alveolar interface ... gravity-dependent gradients ... 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 ... support #COVID19 #management ... hypoxia #failure #algorithm
Approach to Selecting Respiratory Support:
-The role of noninvasive respiratory support is generally to reduce the patient's
#Management #CriticalCare ... #BiPAP #BiLevel ... #Noninvasive #Ventilation ... RespiratorySupport #Selection #Algorithm