22 results
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
These include: - Emphysema ... #Diagnosis #Radiology ... LowAttenuation #Differential ... #Diagram #Comparison ... #SignetRing #RadiologyAssistant
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Differential diagnosis ... Centrilobular emphysema ... Clinical #Diagnosis #Radiology ... #Comparison #Table ... #RadiologyAssistant
Low Attenuation pattern 
1. Lymphangiomyomatosis (LAM): uniform cysts in woman of child-bearing age; no history of
Centrilobular emphysema ... #Clinical #Radiology ... Cystic #Pattern #Comparison ... #Table #RadiologyAssistant
Upper lung zone preference is seen in:
- Inhaled particles: pneumoconiosis (silica or coal)
- Smoking related diseases
(centrilobular emphysema ... edema #Diagnosis #Radiology ... HRCT #ChestCT #Differential ... #Upper #Lower #RadiologyAssistant
Low Attenuation pattern (2) 
1. Centrilobular emphysema: low attenuation areas without walls. Notice the centrilobular artery
Centrilobular emphysema ... #Clinical #Radiology ... Cystic #Pattern #Comparison ... #Table #RadiologyAssistant
Cavities frequently arise within a mass or an area of consolidation as a result of necrosis.
We
In the differential ... To differentiate ... Clinical #Diagnosis #Radiology ... #Cavity #Cyst #Emphysema ... #Comparison #RadiologyAssistant
Humeral Avulsion of the Inferior Glenohumeral Ligament (HAGL)
 • Imaging Findings:
 • Large defect of the
cause of anterior shoulder ... Usually anterior shoulder ... dislocation WITHOUT ... Differential diagnosis ... mri #clinical #Radiology
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
Clinical #Diagnosis #Radiology ... NodularPattern #Differential ... #Comparison #Table ... #RadiologyAssistant
Appearance of Liver Lesions on Various Imaging Modalities
 • Computed Tomography (CT) - Arterial Phase, Portal
CT #MRI #POCUS #radiology ... #differential # ... diagnosis #comparison ... table #appearance #hepatology
Appearance of Liver Lesions on Computed Tomography (CT) - Arterial Phase, Portal Venous Phase and Delayed
ComputedTomography #CT #radiology ... #differential # ... diagnosis #comparison ... table #appearance #hepatology