11 results
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 ... #Diagnosis #Algorithm
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 / Hypoxia - Rapid Response Management Algorithm

Stridor - Upper airway pathology:
 • Anaphylaxis
 • Foreign
atelectasis • Lung ... MG, ALS) • ↓ chest ... compliance (e.g., flail chest ... #Hypoxia #differential ... #Diagnosis #Management
Lung Ultrasound for Diagnosing Pneumonia - Scan through 6 zones (3 per side) 1. Midclavicular line
Lung Ultrasound ... on the anterior chest ... the posterior chest ... #Peds #EM #PICU ... #POCUS #Lung #Pneumonia
Hyperacute Hypoxemia - Workup and Management
Differential Diagnosis: Aspiration, Flash Pulmonary Edema, Mucous Plugging, Bronchospasm, Pulmonary Embolism,
and Management Differential ... (JVP, edema), Lung ... Exam, POCUS (B-lines ... , lung sliding) ... STAT CXR, CTA Chest
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Weakness, Loss of Chest ... Elasticity (flail chest ... UnremarkableLab #AA ... #hypoxemia #differential ... #diagnosis
Diagnostic approach to the admitted patient with possible COVID-19

Initial evaluation
- Chest X-ray
- Lung ultrasound (thorough "lawn-mower"
Diagnostic approach ... evaluation - Chest ... X-ray - Lung ultrasound ... - CBC with differential ... iBookCC #COVID19 #algorithm
Lemierre's Syndrome on Neck POCUS with IJ Thrombosis - Transverse View

Male with high fever and right
Syndrome on Neck POCUS ... swelling along with chest ... Differential/diagnosis ... Don't forget the chest ... septic emboli in lungs
Lemierre's Syndrome on Neck POCUS with IJ Thrombosis - Sagittal View

Male with high fever and right
Syndrome on Neck POCUS ... swelling along with chest ... Differential/diagnosis ... Don't forget the chest ... septic emboli in lungs
Lung sliding & pneumonia on POCUS
The differential diagnosis for absence of lung sliding includes pneumonia; however,
on POCUS The differential ... diagnosis for absence ... from the anterior chest ... sliding #pneumonia #POCUS ... #clinical #ultrasound