15 results
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
These include: - Emphysema ... Honeycombing Most diseases ... Radiology #Pulmonary #CTChest ... LowAttenuation #Differential ... TractionBronchiectasis #Cysts #Emphysema
Empyema on POCUS

89-year-old male with fever and dyspnea. Lung ultrasound reveals what chest x-ray hides -
Empyema on POCUS ... Lung ultrasound ... reveals what chest ... CasasolaGarcia #Empyema ... #POCUS #Clinical
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Upper lung zone preference is seen in:
- Inhaled particles: pneumoconiosis (silica or coal)
- Smoking related diseases
Upper lung zone ... Smoking related diseases ... (centrilobular emphysema ... HRCT #ChestCT #Differential ... #Upper #Lower #RadiologyAssistant
Cavities frequently arise within a mass or an area of consolidation as a result of necrosis.
We
the surrounding lung ... associated pulmonary emphysema ... with end-stage fibrosis ... Diagnosis #Radiology #CTChest ... #Cavity #Cyst #Emphysema
Emphysema, when it is severe, can mimick Langerhans cell histiosytosis.
When it extends beyond the centrilobular area
Emphysema, when ... also areas of emphysema ... smoking-related diseases ... Clinical #Radiology #CTChest ... #Emphysema #RadiologyAssistant
UIP with honeycombing (left) and chronic HP (right)
Differential diagnosis of Hypersensitivity Pneumonitis.
Subacute stage:
- RB-ILD: seen in
chronic HP (right) Differential ... centrilobular emphysema ... throughout the whole lung ... Diagnosis #Radiology #CTChest ... #Mimic #ILD #RadiologyAssistant
Upper Lobe Lung Diseases - STAR CHASERS Mnemonic

S - Silicosis
T - Tuberculosis
A - Ankylosing Spondylitis
R -
Radiation C - Cystic Fibrosis ... caused by a rigid chest ... Centrilobular emphysema ... clearance: - Cystic Fibrosis ... #diseases #differential
Consolidation is synonymous with airspace disease.
When you think of the causes of consolidation, think of 'what
with airspace disease ... Even fibrosis as ... Radiology #Pulmonary #CTChest ... Consolidation #Differential ... #RadiologyAssistant
Ground-glass opacity
Ground-glass opacity (GGO) represents:
- Filling of the alveolar spaces with pus, edema, hemorrhage, inflammation or
or interstitial lung ... disease (i.e. fibrosis ... Radiology #Pulmonary #CTChest ... #GroundGlass #Differential ... #RadiologyAssistant
On the left a chest film of a 19 year old patient with Langerhans cell histiocytosis.
The
centrilobular emphysema ... Emphysema however ... many inhalational diseases ... and also in emphysema ... Histiocytosis #Cystic #RadiologyAssistant