9 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 ... woman of child-bearing ... bizarre shaped cysts ... #Clinical #Radiology ... #Pattern #Comparison
Low Attenuation pattern (2) 
1. Centrilobular emphysema: low attenuation areas without walls. Notice the centrilobular artery
multiple thick walled cysts ... (LAM): regular cysts ... woman of child-bearing ... #Clinical #Radiology ... #Pattern #Comparison
There is a hydropneumothorax.
Notice the air-fluid level (blue arrow).
The upper lobe is still attached to the
There is a lung cyst ... small airways leading ... to pulmonary cyst ... #Clinical #Radiology ... #CXR #Pneumothorax
Pericardial cyst
Pericardial cysts are connected to the pericardium and usually contain clear fluid.
The majority of pericardial
Pericardial cyst ... Pericardial cysts ... On CT however there ... #Clinical #Radiology ... #CXR #CTChest #
Intracardiac Septal Masses / Thickening on Echocardiogram - Differential Diagnosis - 4 separate cases:
Case 1: LV
Case 4: Hydatid Cyst ... Echocardiogram #clinical ... #a4c #comparison ... Differential #Diagnosis #cardiology
There is a hydropneumothorax.
Notice the air-fluid level.
The upper lobe is still attached to the chest wall
There is a lung cyst ... small airways leading ... to pulmonary cyst ... #Clinical #Radiology ... #CXR #Pneumothorax
Pericardial Hemangioma on Echocardiogram (PLAX)
DDx on this para-aortic pericardial mass? 
Radiologist on CT: “No enchancement on
Radiologist on CT ... favour pericardial cyst ... lesions CMR = ... #PLAX #pocus #clinical ... #cardiology
Lung infarction
In pulmonar embolism it is not common to see consolidation.
The consolidation is a result of
this case a lung cyst ... On the CT we can ... #Clinical #Radiology ... #CXR #CTChest #