13 results
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
- Differential Diagnosis ... • Interstitial lung ... Malformation • Severe Pneumonia ... Abnormalities • Chest ... #Diagnosis #Algorithm
COVID-19 Patterns of Lung Findings on Chest CT
1. Reverse Halo Sign
2. ARDS
3. Crazy-Paving Pattern
4. Bilateral Peripheral
of Lung Findings ... on Chest CT 1. ... Organizing Pneumonia ... #Lung #Pulmonary ... radiology #CTChest #diagnosis
Hypoxemia / Hypoxia - Rapid Response Management Algorithm

Stridor - Upper airway pathology:
 • Anaphylaxis
 • Foreign
hemorrhage • Pus: pneumonia ... • Water: pulmonary ... atelectasis • Lung ... MG, ALS) • ↓ chest ... #Diagnosis #Management
Hyperacute Hypoxemia - Workup and Management
Differential Diagnosis: Aspiration, Flash Pulmonary Edema, Mucous Plugging, Bronchospasm, Pulmonary Embolism,
Bronchospasm, Pulmonary ... (JVP, edema), Lung ... Exam, POCUS (B-lines ... , lung sliding) ... STAT CXR, CTA Chest
Etiologies of pulmonary infections according to CT-scan patterns. 
CMV cytomegalovirus, GM galactomannan, HSV herpes simplex virus,
Etiologies of pulmonary ... according to CT-scan patterns ... #Pulmonary #Lung ... #Differential #Diagnosis ... #Chest
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Weakness, Loss of Chest ... Atelectasis, ARDS, Pneumonia ... , Interstitial Lung ... #Hypoxia #hypoxemia ... #differential #diagnosis
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
Miliary Pattern ... - Chest Radiology ... throughout the lungs ... rarely typical pneumonia ... #pulmonary #CXR
Empyema Necessitans (EN) on Chest POCUS

Pulmonary teaching case: you are called to the bedside of a
POCUS Pulmonary ... was admitted for pneumonia ... - What’s the diagnosis ... #pulmonary #respiratory ... #Chest #Lung
Acute Respiratory Distress Syndrome – ARDS: Clinical Cheat Sheet

An acute diffuse, inflammatory lung injury, leading to
ARDS: Clinical Cheat ... leading to increased pulmonary ... congestion with hypoxemia ... oxygenation in pneumonia ... Summary #CheatSheet #Diagnosis
Pneumonia on POCUS

Otherwise healthy 12mo-old w/ fever. Linear & phased array viewing the lung (subpleural &
Pneumonia on POCUS ... array viewing the lung ... >1cm, supports diagnosis ... no significant hypoxia ... #pediatrics