71 results
COVID-19 Patterns of Lung Findings on Chest CT
1. Reverse Halo Sign
2. ARDS
3. Crazy-Paving Pattern
4. Bilateral Peripheral
19 Patterns of Lung ... CT 1. ... Consolidation 7. ... Organizing Pneumonia ... Pulmonary #ChestCT #radiology
The PA-film shows a silhouette sign of the left heart border.
Even without looking at the lateral
shows a silhouette sign ... anteriorly in the left lung ... This was a consolidation ... #Clinical #Radiology ... SilhouetteSign #RadiologyAssistant
Feeding Vessel Sign on Chest CT
 • Distinct pulmonary vessel leading into a lung nodule or
Feeding Vessel Sign ... on Chest CT • ... , pulm AVM, GPA ... #CT #Lung #Pulmonary ... #diagnosis #radiology
Halo Sign on Chest CT
 • SPN or mass surrounded by a circumferential GGO
 • DDx:
Halo Sign on Chest ... CT • SPN or mass ... mueormycosis, GPA ... #CT #Lung #Pulmonary ... #diagnosis #radiology
HRCT findings in Chronic eosinophilic pneumonia
Peripheral consolidations with upper lobe predominance (photo negative of pulmonary edema).
On
Peripheral consolidations ... contrast enhanced CT ... #Clinical #Radiology ... #CTChest #Chronic ... #RadiologyAssistant
High Attenuation pattern 
1. Chronic eosinophilic pneumonia with peripheral areas of ground glass opacity.
2. Sarcoid end-stage
Chronic eosinophilic pneumonia ... Chronic eosinophilic pneumonia ... #Clinical #Radiology ... #HRCT #CTChest ... Comparison #Table #RadiologyAssistant
Septic emboli
Septic emboli usually present as multiple ill-defined nodules.
In about 50% cavitation is seen.
CT demonstrates more
CT demonstrates ... which are probably consolidations ... #Clinical #Radiology ... #CXR #CTChest # ... SepticEmboli #Cavity #RadiologyAssistant
Atoll Sign (Reverse-Halo Sign) on Chest CT
 • Central GGO surrounded by a crescentic or circumferential
Sign) on Chest ... circumferential denser consolidation ... IFI, PJP, LG, GPA ... #CT #Lung #Pulmonary ... #diagnosis #radiology
Lobar pneumonia
On the chest x-ray there is an ill-defined area of increased density in the right
On the chest x-ray ... weight loss or long ... causes of chronic consolidation ... #Clinical #Radiology ... #RadiologyAssistant
It is very important to differentiate between acute consolidation and chronic consolidation, because it will limit
post-obstructive pneumonia ... - Lung neoplasms ... like organizing pneumonia ... #Diagnosis #Radiology ... #Differential #RadiologyAssistant