10 results
Nodular pattern(2)
1. Sarcoidosis: nodules with perilymphatic distribution, along fissures, adenopathy.
2. TB: Tree-in-bud appearance in a patient
Nodular pattern( ... Sarcoidosis: nodules ... TB: Tree-in-bud ... #Clinical #Radiology ... #Pattern #Comparison
CT Lung Signs in Pulmonary Diseases - One Page Summary of Pulmonary Signs
 - Air Crescent
CT Lung Signs in ... Galaxy sign - Mosaic ... track sign - Tree-in-bud ... #Lung #Signs #Pulmonary ... #differential #radiology
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
pattern. 1. ... TB: Tree-in-bud ... #Clinical #Diagnosis ... #Radiology #Pulmonary ... #Differential #Comparison
Tree-in-Bud Sign on Chest CT
 • Multiple centrilobular nodules arranged in a linear branching pattern.
 •
Tree-in-Bud Sign ... centrilobular nodules ... linear branching pattern ... #Lung #Pulmonary ... #clinical #tree
The distribution of nodules shown on HRCT is the most important factor in making an accurate
pattern. ... structures of the lung ... and fissures, but ... #Pulmonary #HRCT ... Perilymphatic #Comparison
Mosaic Attenuation on Chest CT
 • Variable attenuation seen on a chest CT in a lobular
Mosaic Attenuation ... in a lobular or ... #Lung #Pulmonary ... #diagnosis #radiology ... #clinical
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
small (1 -4 mm) nodules ... throughout the lungs ... differential #diagnosis #pulmonary ... #CXR #clinical ... #CT
Progressive Massive Fibrosis aka Complicated Silicosis.
Silicosis is a fibrotic lung disease caused by inhalation of crystalline
is a fibrotic lung ... coalescence of the nodules ... Calcification (seen in CT ... typical eggshell pattern ... XRay #labeled #pulmonary
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
infections • Nodular ... Centrilobular nodules ... Bronchiectasis - Tree-in-bud ... Disease: Clinical ... Imaging, high res CT
It can be difficult to distinguish these three entities.
There are two diagnostic hints for further differentiation:
-
distinguish these three ... penicillamine) #Clinical ... #Radiology #CTChest ... MosaicAttenuation #Mosaic ... #Attenuation #Comparison