7 results
Atoll Sign (Reverse-Halo Sign) on Chest CT
 • Central GGO surrounded by a crescentic or circumferential
Atoll Sign (Reverse-Halo ... CT • Central GGO ... #Lung #Pulmonary ... #diagnosis #radiology ... #clinical
Mosaic Attenuation on Chest CT
 • Variable attenuation seen on a chest CT in a lobular
Mosaic Attenuation ... on Chest CT • ... #CT #Lung #Pulmonary ... #diagnosis #radiology ... #clinical
Head Cheese Sign on Chest CT
 • Juxtaposition of distinct radiographic areas of low, normal and
CT • Juxtaposition ... normal and high attenuation ... #Lung #Pulmonary ... #diagnosis #radiology ... #clinical
Tram Track Sign on Chest CT
 • Parallel, non-tapering airways, extending to the lung periphery.
 •
CT • Parallel, ... extending to the lung ... bronchiectasis, CF ... #diagnosis #radiology ... #clinical
CT will also demonstrate signs of congestive heart failure.
On the image on the left notice the
CT will also demonstrate ... dependent part of the lungs ... the differential diagnostic ... #Clinical #Radiology ... #CTChest #CHF #
It can be difficult to distinguish these three entities.
There are two diagnostic hints for further differentiation:
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There are two diagnostic ... penicillamine) #Clinical ... #Radiology #CTChest ... MosaicAttenuation #Mosaic #Attenuation ... #Comparison #RadiologyAssistant
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
disease b) CHF ... Change in clinical ... one post op Cardiology ... unless prior heart/lung ... stratification #diagnosis