11 results
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Differential diagnosis ... : round cysts, evenly ... #Cysts #Differential ... #Comparison #Table ... #RadiologyAssistant
Low Attenuation pattern 
1. Lymphangiomyomatosis (LAM): uniform cysts in woman of child-bearing age; no history of
(LAM): uniform cysts ... bizarre shaped cysts ... low attenuation areas ... #Pattern #Comparison ... #Table #RadiologyAssistant
Low Attenuation pattern (2) 
1. Centrilobular emphysema: low attenuation areas without walls. Notice the centrilobular artery
low attenuation areas ... multiple thick walled cysts ... (LAM): regular cysts ... #Pattern #Comparison ... #Table #RadiologyAssistant
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
or air-filled lesions ... Emphysema - Lung cysts ... LowAttenuation #Differential ... #Diagram #Comparison ... TractionBronchiectasis #Cysts
Appearance of Liver Lesions on Computed Tomography (CT) - Arterial Phase, Portal Venous Phase and Delayed
Appearance of Liver Lesions ... cyst, Hepatoblastoma ... CT #radiology #differential ... #diagnosis #comparison ... #table #appearance
Appearance of Liver Lesions on Various Imaging Modalities
 • Computed Tomography (CT) - Arterial Phase, Portal
Appearance of Liver Lesions ... cyst, Hepatoblastoma ... POCUS #radiology #differential ... #diagnosis #comparison ... #table #appearance
Cystic lung disease
Lung cysts are defined as radiolucent areas with a wall thickness of less than
Lung cysts are ... listed in the table ... fungal, hydatid), septic ... CysticLungDisease #Differential ... #RadiologyAssistant
Lung Nodule - Differential Diagnosis Algorithm
Nodule on > 2 Years Without a Change in Size:
 •
Lung Nodule - Differential ... • Bronchogenic Cyst ... Metastases ("cannonball lesions ... Colon, Kidney, Breast ... Tuberculosis • Septic
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
before the typical cysts ... NodularPattern #Differential ... #Comparison #Table ... #RadiologyAssistant
Appearance of Liver Lesions on Contrast Enhanced Ultrasound - Early arterial, Grayscale phase, Late arterial phase,
Appearance of Liver Lesions ... cyst, Hepatoblastoma ... POCUS #radiology #differential ... #diagnosis #comparison ... #table #appearance