17 results
Halo Sign on Chest CT
 • SPN or mass surrounded by a circumferential GGO
 • DDx:
CT • SPN or mass ... , amyloidosis, sarcoidosis ... #Lung #Pulmonary ... #diagnosis #radiology ... #clinical
Galaxy Sign on Chest CT
 • Coalescent granuloma with a central dense mass and tiny peripheral
nodules • DDx: Sarcoidosis ... progressive massive fibrosis ... #Lung #Pulmonary ... #diagnosis #radiology ... #clinical
Progressive Massive Fibrosis aka Complicated Silicosis.
Silicosis is a fibrotic lung disease caused by inhalation of crystalline
lung disease caused ... Calcification (seen in CT ... #Silicosis #clinical ... #radiology #CXR ... #pulmonary
There is a hydropneumothorax.
Notice the air-fluid level (blue arrow).
The upper lobe is still attached to the
is a possible diagnosis ... LAM is a rare lung ... airways leading to pulmonary ... #Clinical #Radiology ... #CXR #Pneumothorax
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
throughout the lungs ... Granulomatous: Amyloid, Sarcoidosis ... #diagnosis #pulmonary ... #CXR #clinical ... #CT
Longstanding Sarcoidosis
Here a typical chest film in a patient with long standing Sarcoidosis (stage IV).
There is
Here a typical chest ... a patient with long ... The differential diagnosis ... #Clinical #Radiology ... #CXR #Lateral #
Sand Storm Sign on Chest CT
 • Diffusely dense pulmonary micronodular calcifications. Note the black pleural
CT • Diffusely ... arrow) • DDx: PAM ... #Lung #Pulmonary ... #diagnosis #radiology ... #clinical
Head Cheese Sign on Chest CT
 • Juxtaposition of distinct radiographic areas of low, normal and
CT • Juxtaposition ... sub-acute HP, sarcoidosis ... #Lung #Pulmonary ... #diagnosis #radiology ... #clinical
Atoll Sign (Reverse-Halo Sign) on Chest CT
 • Central GGO surrounded by a crescentic or circumferential
CT • Central GGO ... GPA, lipoid pna, sarcoidosis ... #Lung #Pulmonary ... #diagnosis #radiology ... #clinical
Crazy Paving on Chest CT
 • Thickened interlobular septa in a background of diffuse GGO's.
 •
CT • Thickened ... mucinous adeno Ca, sarcoidosis ... #Lung #Pulmonary ... #diagnosis #radiology ... #clinical