18 results
Halo Sign on Chest CT
 • SPN or mass surrounded by a circumferential GGO
 • DDx:
circumferential GGO ... sarcoidosis, mets to the lung ... Halo #Sign #CT #Lung ... #Pulmonary #diagnosis ... #radiology #clinical
Ground-glass opacity
Ground-glass opacity (GGO) represents:
- Filling of the alveolar spaces with pus, edema, hemorrhage, inflammation or
Ground-glass opacity (GGO ... HRCT as seen in fibrosis ... or interstitial lung ... bronchiolitis #Diagnosis #Radiology ... #Pulmonary #CTChest
Progressive Massive Fibrosis aka Complicated Silicosis.
Silicosis is a fibrotic lung disease caused by inhalation of crystalline
lung disease caused ... #Silicosis #clinical ... #radiology #CXR ... #Chest #XRay #labeled ... #pulmonary
Upper Lobe Lung Diseases - STAR CHASERS Mnemonic

S - Silicosis
T - Tuberculosis
A - Ankylosing Spondylitis
R -
Radiation C - Cystic Fibrosis ... caused by a rigid chest ... clearance: - Cystic Fibrosis ... in acute mitral regurgitation ... #STARCHASERS #radiology
Ground-glass opacity is nonspecific, but highly significant finding since 60-80% of patients with ground-glass opacity on
potentially treatable lung ... the cases the lung ... two cases with GGO ... #Clinical #Radiology ... #CTChest #GroundGlass
Atoll Sign (Reverse-Halo Sign) on Chest CT
 • Central GGO surrounded by a crescentic or circumferential
Reverse-Halo Sign) on Chest ... CT • Central GGO ... Halo #Sign #CT #Lung ... #Pulmonary #diagnosis ... #radiology #clinical
Galaxy Sign on Chest CT
 • Coalescent granuloma with a central dense mass and tiny peripheral
Galaxy Sign on Chest ... progressive massive fibrosis ... Galaxy #Sign #CT #Lung ... #Pulmonary #diagnosis ... #radiology #clinical
Incidental Finding of Oleothorax - A chest radiograph showed a dense opacity in the upper area
Oleothorax - A chest ... treatment for pulmonary ... #Clinical #PCC # ... Radiology #CXR # ... Oleothorax #NEJM
On the left a patient with ground glass pattern in a mosaic distribution.
The clue here is
enlargement of pulmonary ... hyperperfused lung ... adjacent to oligemic lung ... #Clinical #Radiology ... #CTChest #GGO #
The predominant finding is ground glass opacity (GGO).
There is very subtle traction bronchiectasis, indicating that the
glass opacity (GGO ... the result of fibrosis ... common interstitial lung ... #Clinical #Radiology ... #CTChest #NSIP