32 results
Air Bronchogram Sign on Chest CT
 • Patent airways surrounded by opacified lung
 • DDx: pna,
Sign on Chest CT ... non-obstructive atelectasis ... #Sign #CT #Lung ... Pulmonary #diagnosis #radiology ... #clinical
Lobar pneumonia
On the chest x-ray there is an ill-defined area of increased density in the right
On the chest x-ray ... Notice the air-bronchogram ... weight loss or long ... #Clinical #Radiology ... #CXR #AirBronchogram
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 ... Sterptococcus pneumoniae ... #Clinical #Radiology ... #CXR #Pneumonia
Air Bronchogram - Portable anterior–posterior chest radiography showed dense airspace disease with bilateral hemithorax opacification and
Air Bronchogram ... anterior–posterior chest ... , a radiologic sign ... #Clinical #Radiology ... #CXR #AirBronchogram
Halo Sign on Chest CT
 • SPN or mass surrounded by a circumferential GGO
 • DDx:
Halo Sign on Chest ... CT • SPN or mass ... #CT #Lung #Pulmonary ... #diagnosis #radiology ... #clinical
Septic emboli
Septic emboli usually present as multiple ill-defined nodules.
In about 50% cavitation is seen.
CT demonstrates more
the pleura, air-bronchograms ... feeding vessel sign ... feeding vessel sign ... #Clinical #Radiology ... #CXR #CTChest #
Comet Tail Sign on Chest CT
 • Curvilinear pleural based opacity directed towards the ipsilateral hilum
Comet Tail Sign ... • DDx: Rounded atelectasis ... #CT #Lung #Pulmonary ... #diagnosis #radiology ... #clinical
Here a typical lobar consolidation.
First study the images, then continue reading.
The findings are:
increased density with ill-defined
borders in the left lung ... lower lobe air-bronchogram ... consolidation from atelectasis ... #Clinical #Radiology ... #CXR #AirBronchogram
Notice that there are multiple densities in both lungs.
The larger ones are ill-defined and maybe there
densities in both lungs ... there is an air-bronchogram ... of organizing pneumonia ... #Clinical #Radiology ... #CXR #Peripheral
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
Radiology • Miliary ... throughout the lungs ... rarely typical pneumonia ... #Radiology #differential ... #clinical #CT