5 results
Halo Sign on Chest CT
 • SPN or mass surrounded by a circumferential GGO
 • DDx:
Halo Sign on Chest ... CT • SPN or mass ... #Sign #CT #Lung ... #Pulmonary #diagnosis ... #radiology #clinical
Atoll Sign (Reverse-Halo Sign) on Chest CT
 • Central GGO surrounded by a crescentic or circumferential
Atoll Sign (Reverse-Halo ... Sign) on Chest ... #Sign #CT #Lung ... #Pulmonary #diagnosis ... #radiology #clinical
Head Cheese Sign on Chest CT
 • Juxtaposition of distinct radiographic areas of low, normal and
on Chest CT • ... normal and high attenuation ... #CT #Lung #Pulmonary ... #diagnosis #radiology ... #clinical
Chronic hypersensitivity pneumonitis (2)
The case on the left shows an inspiratory and expiratory scan: the mosaic
Signs of fibrosis ... mid and lower lung ... #Clinical #Radiology ... #CTChest #Chronic ... HypersensitivityPneumonitis #Fibrosis #RadiologyAssistant
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