24 results
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
result in decreased lung ... - Lung cysts (LAM ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... LowAttenuation #Differential
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Differential diagnosis ... Centrilobular emphysema ... central dot. - LIP #Clinical ... #Diagnosis #Radiology ... #CTChest #Cystic
Radiologists use many terms to describe areas of decreased density or lucencies within the lung, like
pneumatocele, emphysema ... we describe a chest ... with a thin wall Emphysema ... #CXR #Lucency #Differential ... Pulmonary #Diagnosis #Radiology
Cavities frequently arise within a mass or an area of consolidation as a result of necrosis.
We
In the differential ... To differentiate ... the surrounding lung ... #Clinical #Diagnosis ... #Radiology #CTChest
Centrilobular emphysema due to smoking. The periphery of the lung is spared (blue arrows). Centrilobular artery
Centrilobular emphysema ... periphery of the lung ... #Clinical #Radiology ... #CTChest #Centrilobular ... #Emphysema #CentrilobularEmphysema
Paraseptal emphysema is localized near fissures and pleura and is frequently associated with bullae formation (area
Paraseptal emphysema ... formation (area of emphysema ... compression of adjacent lung ... #Clinical #Radiology ... #CTChest #Paraseptal
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
Radiology • Miliary ... throughout the lungs ... inhalational injury Differential ... #Radiology #differential ... pulmonary #CXR #clinical
On the left a typical case of panlobular emphysema.
There is uniform destruction of the underlying architecture
in the affected lung ... appearance of extensive lung ... distinguishable from normal lung ... #Clinical #Radiology ... #CTChest #Panlobular
Split Pleura Sign on Chest CT
 • Contrast enhancement of the parietal and visceral pleura, separated
Pleura Sign on Chest ... effusion • DDx: Empyema ... Pleura #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 ... Centrilobular emphysema ... #diseases #differential ... #STARCHASERS #radiology