23 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
On the left a patient with ground glass pattern in a mosaic distribution.
The clue here is
glass pattern in a mosaic ... enlargement of pulmonary ... hyperperfused lung ... #Clinical #Radiology ... #CTChest #GGO #
Ground-glass opacity
Ground-glass opacity (GGO) represents:
- Filling of the alveolar spaces with pus, edema, hemorrhage, inflammation or
Ground-glass opacity (GGO ... spaces with pus, edema ... or interstitial lung ... bronchiolitis #Diagnosis #Radiology ... #Pulmonary #CTChest
Mosaic Attenuation on Chest CT
 • Variable attenuation seen on a chest CT in a lobular
Mosaic Attenuation ... .2016.12.033 #Mosaic ... Attenuation #CT #Lung ... #Pulmonary #diagnosis ... #radiology #clinical
On the left another patient with ground glass pattern in a mosaic distribution.
Again the ground glass
glass pattern in a mosaic ... hyperperfused lung ... adjacent to oligemic lung ... #Clinical #Radiology ... #CTChest #GGO #
Mosaic attenuation
The term 'mosaic attenuation' is used to describe density differences between affected and non-affected lung
Mosaic attenuation ... The term 'mosaic ... opacity presents as mosaic ... disease #Diagnosis #Radiology ... #Pulmonary #CTChest
Chest X-Ray Interpretation Checklist
Outline ALL bones
Check soft tissues
Assess heart borders
Is density, behind the heart the same
Chest X-Ray Interpretation ... contour Carina angle ... cervical rib Check lung ... Interpretation #Checklist #radiology ... #diagnosis #pulmonary
Consolidation is synonymous with airspace disease.
When you think of the causes of consolidation, think of 'what
Is it pus, edema ... UIP, NSIP and long ... #Diagnosis #Radiology ... #Pulmonary #CTChest
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
Upper Lobe Lung Diseases - STAR CHASERS Mnemonic

S - Silicosis
T - Tuberculosis
A - Ankylosing Spondylitis
R -
Upper Lobe Lung ... caused by a rigid chest ... edema in acute ... edema • Metabolic ... #STARCHASERS #radiology