57 results
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
- Differential Diagnosis ... • Interstitial lung ... Abnormalities • Chest ... #Hypoxia #Differential ... #Diagnosis #Algorithm
Hypoxemia Differential Diagnosis Algorithm by A-a Gradient

Normal A-a Gradient:
 • ↓ Atmospheric pressure
 • Hypoventilation: CNS
Hypoxemia Differential ... Diagnosis Algorithm ... neuromuscular disease, ↓ chest ... #Hypoxia #Differential ... #pulmonary #Aa
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
Failure - Differential ... Diagnosis Framework ... : Interstitial lung ... #Differential # ... Diagnosis #pulmonary
Acute Hypoxemia - Differential Diagnosis
 • Hyperacute: Aspiration, Flash Pulmonary Edema, Mucous Plugging, Bronchospasm, Pulmonary Embolism,
- Differential Diagnosis ... Hemorrhage • Impaired Diffusion ... Embolism, Emphysema, Positive ... #hypoxia #Differential ... #Diagnosis #causes
Radiographic Features of Pulmonary Diseases
 - Pneumonia
 - Atelectasis
 - Emphysema
 - Pneumothorax
 - Effusion
 -
Pneumothorax - Effusion ... #Patterns #Lung ... #CXR #XRay #ChestCT ... #Differential # ... Diagnosis
Hyperacute Hypoxemia - Workup and Management
Differential Diagnosis: Aspiration, Flash Pulmonary Edema, Mucous Plugging, Bronchospasm, Pulmonary Embolism,
and Management Differential ... , Flash Pulmonary ... Exam, POCUS (B-lines ... , lung sliding) ... STAT CXR, CTA Chest
Hypoxemia / Hypoxia - Rapid Response Management Algorithm

Stridor - Upper airway pathology:
 • Anaphylaxis
 • Foreign
pneumonia • Water: pulmonary ... atelectasis • Lung ... MG, ALS) • ↓ chest ... #Hypoxia #differential ... #Diagnosis #Management
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Weakness, Loss of Chest ... , Interstitial Lung ... #Hypoxia #hypoxemia ... #differential # ... diagnosis
False Positive Lung Point on POCUS
Lung-Cardiac Point and Lung-Diaphragm Point
These images highlight selected differentials to pleural
False Positive Lung ... Point on POCUS ... lungdiaphragam #ultrasound #pulmonary ... #differential # ... diagnosis #mimics
COVID-19 on Lung POCUS - Day 2

Day 2 after COVID diagnosis. Less sore throat, cough &
COVID-19 on Lung ... 2 after COVID diagnosis ... breath or pleuritic chest ... #ultrasound #pulmonary ... #Effusion