34 results
COVID-19 Patterns of Lung Findings on Chest CT
1. Reverse Halo Sign
2. ARDS
3. Crazy-Paving Pattern
4. Bilateral Peripheral
Lung Findings on Chest ... CT 1. ... Organizing Pneumonia ... Patterns #Lung #Pulmonary ... #CTChest #diagnosis
Hypoxemia / Hypoxia - Rapid Response Management Algorithm

Stridor - Upper airway pathology:
 • Anaphylaxis
 • Foreign
hemorrhage • Pus: pneumonia ... atelectasis • Lung fibrosis ... MG, ALS) • ↓ chest ... compliance (e.g., flail chest ... #Hypoxia #differential
Post COVID-19 Pulmonary Fibrosis on Chest CT

How often are you seeing post-covid19 pulmonary fibrosis?
Around here in
Post COVID-19 Pulmonary ... Fibrosis on Chest ... CT How often ... pulmonary fibrosis ... #Pulmonary #Fibrosis
Venn Diagram - Does this patient have pneumonia?
Diagnosis is generally based on three lines of evidence:
evidence of a chest ... infiltrate (e.g., CXR, CT ... production, pleuritic chest ... pain) and signs ... (tachypnea, hypoxemia
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
Causes of Hypoxemia ... - Differential Diagnosis ... Malformation • Severe Pneumonia ... Abnormalities • Chest ... #Hypoxia #Differential
High-Res Chest CT Patterns - Differential Diagnosis Framework
Reticular:
 • Septal Thickening: Lymphangitic Carcinoma, Interstitial Edema, Alveolar
High-Res Chest CT ... Patterns - Differential ... HiRes #HighRes #Chest ... #CT #Patterns # ... #pulmonary #radiology
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 ... Fibrosis, Interstitial ... #differential #
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
• Pleuritic chest ... • CT: Halo sign ... Lymphadenopathy, Chest ... breath, Fatigue, Chest ... : • Chest pain
Etiologies of pulmonary infections according to CT-scan patterns. 
CMV cytomegalovirus, GM galactomannan, HSV herpes simplex virus,
Etiologies of pulmonary ... infections according to CT-scan ... #Patterns #Pulmonary ... ComputedTomography #Differential ... #Diagnosis #Chest
Usual Interstitial Pneumonia (UIP) pattern on Chest CT
75 M with progressive dyspnea. Typical usual interstitial pneumonia
UIP) pattern on Chest ... CT 75 M with progressive ... fibrosis = idiopathic ... #UIP #IPF #ChestCT ... #radiology #pulmonary