6 results
COVID-19 Patterns of Lung Findings on Chest CT
1. Reverse Halo Sign
2. ARDS
3. Crazy-Paving Pattern
4. Bilateral Peripheral
Findings on Chest ... Reverse Halo Sign ... Halo Sign 6. ... Organizing Pneumonia ... #Pulmonary #ChestCT
Reversed Halo Sign - Infectious and Non-Infectious Differential Diagnosis
Definition: A focal rounded area of GGO surrounded
Reversed Halo Sign ... Differential Diagnosis ... Dermatomyositis, Lung ... , Pulmonary embolism ... #Sign #Infectious
Pulmonary Pathology and Associated Lung Ultrasound Findings
Pneumothorax:
 - No lung sliding/barcode sign
 - Lung point (hard
sliding/barcode sign ... Consolidations - "Shred" sign ... #differential # ... diagnosis #signs ... #Lung #POCUS #ultrasound
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Lung Infections ... • Pleuritic chest ... • CT: Halo sign ... Lymphadenopathy, Chest ... : • Chest pain
Amiodarone Induced Lung Toxicity Summary

Who?
• 5% of patients
• Dose ≥ 400 mg per day

How?  Possible
• Amiodarone half ... Pleuritic chest ... failure - Infectious ... - Pulmonary embolism ... reticular opacities on chest
Uncommon Causes of Noncardiogenic Pulmonary Edema (NCPE) - Differential Diagnosis Framework

High Altitude Pulmonary Edema:
 • Accumulation
infiltrates on chest ... • Signs/Symptoms ... scattered crackles, chest ... • Signs/Symptoms ... - The classic signs