12 results
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
: round cysts, evenly ... central dot. - LIP #Clinical ... #Diagnosis #Radiology ... #Cysts #Differential ... #Comparison #Table
Low Attenuation pattern 
1. Lymphangiomyomatosis (LAM): uniform cysts in woman of child-bearing age; no history of
(LAM): uniform cysts ... bizarre shaped cysts ... #Clinical #Radiology ... #Pattern #Comparison ... #Table #RadiologyAssistant
Low Attenuation pattern (2) 
1. Centrilobular emphysema: low attenuation areas without walls. Notice the centrilobular artery
multiple thick walled cysts ... (LAM): regular cysts ... #Clinical #Radiology ... #Pattern #Comparison ... #Table #RadiologyAssistant
Appearance of Liver Lesions on Computed Tomography (CT) - Arterial Phase, Portal Venous Phase and Delayed
Appearance of Liver ... Tomography (CT) ... nodule, Hepatic cyst ... #diagnosis #comparison ... #table #appearance
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 ... pattern can be readily ... Differential #Diagram #Comparison ... TractionBronchiectasis #Cysts
Appearance of Liver Lesions on Various Imaging Modalities
 • Computed Tomography (CT) - Arterial Phase, Portal
Appearance of Liver ... Lesions on Various ... nodule, Hepatic cyst ... differential #diagnosis #comparison ... #table #appearance
Nodular pattern(2)
1. Sarcoidosis: nodules with perilymphatic distribution, along fissures, adenopathy.
2. TB: Tree-in-bud appearance in a patient
TB: Tree-in-bud appearance ... before the typical cysts ... #Clinical #Radiology ... Nodular #Pattern #Comparison ... #Table #RadiologyAssistant
Appearance of Liver Lesions on Contrast Enhanced Ultrasound - Early arterial, Grayscale phase, Late arterial phase,
Appearance of Liver ... Lesions on Contrast ... nodule, Hepatic cyst ... differential #diagnosis #comparison ... #table #appearance
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
TB: Tree-in-bud appearance ... before the typical cysts ... #Clinical #Diagnosis ... #Differential #Comparison ... #Table #RadiologyAssistant
Appearance of Liver Lesions on Magnetic Resonance Imaging (MRI) - T2, T1 precontrast, T1 portal venous,
Appearance of Liver ... Lesions on Magnetic ... nodule, Hepatic cyst ... differential #diagnosis #comparison ... #table #appearance