20 results
COVID-19 Patterns of Lung Findings on Chest CT
1. Reverse Halo Sign
2. ARDS
3. Crazy-Paving Pattern
4. Bilateral Peripheral
on Chest CT 1. ... Organizing Pneumonia ... #Pulmonary #ChestCT ... #radiology #CTChest ... #diagnosis
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 on Lung POCUS - Day 2

Day 2 after COVID diagnosis. Less sore throat, cough &
COVID-19 on Lung ... POCUS - Day 2 ... diagnosis. ... breath or pleuritic chest ... #ultrasound #pulmonary
Hypoxemia / Hypoxia - Rapid Response Management Algorithm

Stridor - Upper airway pathology:
 • Anaphylaxis
 • Foreign
hemorrhage • Pus: pneumonia ... atelectasis • Lung ... MG, ALS) • ↓ chest ... compliance (e.g., flail chest ... #Diagnosis #Management
Lung Ultrasound for Diagnosing Pneumonia - Scan through 6 zones (3 per side) 1. Midclavicular line
Lung Ultrasound ... for Diagnosing Pneumonia ... on the anterior chest ... the posterior chest ... #Lung #Pneumonia
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Weakness, Loss of Chest ... Elasticity (flail chest ... Left Shunt - Anatomic ... Atelectasis, ARDS, Pneumonia ... #differential #diagnosis
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
COVID-19 on Lung POCUS

Day 4 after COVID diagnosis. More cough & tiredness (very badly), still no
COVID-19 on Lung ... POCUS Day 4 ... after COVID diagnosis ... still no dyspnea/chest ... #ultrasound #pulmonary
Venn Diagram - Does this patient have pneumonia?
Diagnosis is generally based on three lines of evidence:
Diagnosis is generally ... evidence of a chest ... e.g., CXR, CT, ultrasound ... production, pleuritic chest ... signs (tachypnea, hypoxemia
Hemothorax on Lung POCUS with Spine Sign

GSW to left chest.  Perisplenic window focusing on lower
GSW to left chest ... focusing on lower chest ... Diagnosis? ... Sign #clinical #ultrasound ... #Pulmonary