12 results
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
Causes of Hypoxemia ... • Interstitial lung ... Defect ** • Atrial ... Malformation • Severe Pneumonia ... Abnormalities • Chest
Multifocal Atrial Tachycardia (MAT)
• At least 3 different P wave morphologies: 
• Rate 100-180
• Irregular 
Etiology
Multifocal Atrial ... Secondary to chronic lung ... disease (COPD) • Hypoxia ... • Pulmonary hypertension ... Tachycardia #MAT #Cardiology
Hypoxemia / Hypoxia - Rapid Response Management Algorithm

Stridor - Upper airway pathology:
 • Anaphylaxis
 • Foreign
Rapid Response Management ... hemorrhage • Pus: pneumonia ... • Water: pulmonary ... atelectasis • Lung ... MG, ALS) • ↓ chest
Hyperacute Hypoxemia - Workup and Management
Differential Diagnosis: Aspiration, Flash Pulmonary Edema, Mucous Plugging, Bronchospasm, Pulmonary Embolism,
- Workup and Management ... (JVP, edema), Lung ... Exam, POCUS (B-lines ... , lung sliding) ... STAT CXR, CTA Chest
COVID-19 Patterns of Lung Findings on Chest CT
1. Reverse Halo Sign
2. ARDS
3. Crazy-Paving Pattern
4. Bilateral Peripheral
19 Patterns of Lung ... Findings on Chest ... Organizing Pneumonia ... #Pulmonary #ChestCT ... #radiology #CTChest
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Weakness, Loss of Chest ... Elasticity (flail chest ... Atelectasis, ARDS, Pneumonia ... , Interstitial Lung ... #pulmonary #Hypoxia
Viral Pneumonia on Lung POCUS

Scanning lung pleura; findings include B-lines and a sub pleural consolidation.
Viral Pneumonia ... on Lung POCUS ... findings include B-lines ... #Lung #POCUS #ultrasound ... #pulmonary #radiology
Empyema Necessitans (EN) on Chest POCUS

Pulmonary teaching case: you are called to the bedside of a
POCUS Pulmonary ... was admitted for pneumonia ... #clinical #video ... #POCUS #pulmonary ... #Lung
CT and ultrasonographic features of COVID-19 pneumonia
Lung CT:
 - Thickened pleura
 - Ground glass shadow and
features of COVID-19 pneumonia ... and effusion - Pulmonary ... #ChestCT #Ultrasound ... #POCUS #features ... #Radiology #Lung
Lung sliding & pneumonia on POCUS
The differential diagnosis for absence of lung sliding includes pneumonia; however,
Lung sliding & pneumonia ... on POCUS The differential ... of multiple B-lines ... from the anterior chest ... #ultrasound #pulmonary