37 results
Tram Track Sign on Chest CT
 • Parallel, non-tapering airways, extending to the lung periphery.
 •
Tram Track Sign ... on Chest CT • Parallel ... , CF, ILD, necrotizing ... #Tram #Track #Sign ... #CT #Lung #Pulmonary
Feeding Vessel Sign on Chest CT
 • Distinct pulmonary vessel leading into a lung nodule or
Feeding Vessel Sign ... on Chest CT • ... Distinct pulmonary ... Feeding #Vessel #Sign ... #CT #Lung #Pulmonary
Halo Sign on Chest CT
 • SPN or mass surrounded by a circumferential GGO
 • DDx:
Halo Sign on Chest ... CT • SPN or mass ... sarcoidosis, mets to the lung ... .2016.12.033 #Halo #Sign ... #CT #Lung #Pulmonary
Signet Ring Sign on Chest CT
 • Prominently dilated airway compared to its accompanying pulm vessel.
Signet Ring Sign ... on Chest CT • ... • DDx: Bronchiectasis ... #Signet #Ring #Sign ... #CT #Lung #Pulmonary
COVID-19 Patterns of Lung Findings on Chest CT
1. Reverse Halo Sign
2. ARDS
3. Crazy-Paving Pattern
4. Bilateral Peripheral
CT 1. ... Reverse Halo Sign ... Halo Sign 6. ... #Pulmonary #ChestCT ... #radiology #CTChest
Air Bronchogram Sign on Chest CT
 • Patent airways surrounded by opacified lung
 • DDx: pna,
Air Bronchogram Sign ... on Chest CT • ... edema, severe ILD ... #Bronchogram #Sign ... #CT #Lung #Pulmonary
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Causes: • Cystic fibrosis ... Nasal polyps and signs ... in the adjacent lung ... of the affected lung ... CT) • Broncho-arterial
Septic emboli
Septic emboli usually present as multiple ill-defined nodules.
In about 50% cavitation is seen.
CT demonstrates more
CT demonstrates ... feeding vessel sign ... feeding vessel sign ... densities iin the left lung ... On the CT cavitation
Bronchiectasis is defined as localized bronchial dilatation.
The diagnosis of bronchiectasis is usually based on a combination
dilatation (signet-ring sign ... the peripheral lung ... A signet-ring sign ... COPD and cystic fibrosis ... Diagnosis #Radiology #Pulmonary
Galaxy Sign on Chest CT
 • Coalescent granuloma with a central dense mass and tiny peripheral
Galaxy Sign on Chest ... CT • Coalescent ... progressive massive fibrosis ... .2016.12.033 #Galaxy #Sign ... #CT #Lung #Pulmonary