8 results
COVID-19 Patterns of Lung Findings on Chest CT
1. Reverse Halo Sign
2. ARDS
3. Crazy-Paving Pattern
4. Bilateral Peripheral
CT 1. ... ARDS 3. ... #Pulmonary #ChestCT ... #radiology #CTChest ... #diagnosis
Pulmonary Renal Syndrome

Definition: Diffuse alveolar hemorrhage + Glomerulonephritis
Presentation (Pulmonary and renal manifestations can occur weeks apart):
Differential Diagnosis ... high resolution chest ... CT • Bronchoscopy ... #differential #diagnosis ... #nephrology
Tram Track Sign on Chest CT
 • Parallel, non-tapering airways, extending to the lung periphery.
 •
Tram Track Sign ... on Chest CT • Parallel ... ABPA Kartagener's syndrome ... #CT #Lung #Pulmonary ... #diagnosis #radiology
Berlin Criteria for Acute Respiratory Distress Syndrome (ARDS) 
- Respiratory symptoms must have begun within one
Respiratory Distress Syndrome ... be present on a chest ... computed tomographic (CT ... lobar collapse, lung ... Definition #Criteria #Diagnosis
Crazy Paving on Chest CT
 • Thickened interlobular septa in a background of diffuse GGO's.
 •
CT • Thickened ... pna, pulm hge, ARDS ... Crazy #Paving #Sign ... #CT #Lung #Pulmonary ... #diagnosis #radiology
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
• Mounier-Kuhn syndrome ... Nasal polyps and signs ... in the adjacent lung ... of the affected lung ... CT) • Broncho-arterial
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
- Differential Diagnosis ... Pneumonia: • 3 syndromes ... • CT: Halo sign ... Infections #HIV #AIDS ... #pulmonary #differential
Hampton hump is a radiologic sign which consists of a shallow wedge-shaped opacity in the periphery
is a radiologic sign ... periphery of the lung ... hump along may aid ... in the diagnosis ... CT angiography.