7 results
Low Attenuation pattern 
1. Lymphangiomyomatosis (LAM): uniform cysts in woman of child-bearing age; no history of
Lymphangiomyomatosis (LAM ... effusion; sometimes pneumothorax ... #Clinical #Radiology ... #HRCT #CTChest ... Comparison #Table #RadiologyAssistant
There is a hydropneumothorax.
Notice the air-fluid level (blue arrow).
The upper lobe is still attached to the
attached to the chest ... There is a lung cyst ... leading to pulmonary cyst ... #Clinical #Radiology ... #RadiologyAssistant
Key findings in Lymphangiomyomatosis:
Numerous thin-walled cysts, surrounded by normal parenchyma.
Cysts range from 2mm to 5cm in
left a typical case ... of LAM with multiple ... #Clinical #Radiology ... #CTChest #Lymphangiomyomatosis ... #LAM #Cystic #RadiologyAssistant
On the left a case with multiple cysts that are evenly distributed througout the lung (
On the left a case ... with multiple cysts ... #Clinical #Radiology ... #CTChest #LAM # ... #RadiologyAssistant
There is a hydropneumothorax.
Notice the air-fluid level.
The upper lobe is still attached to the chest wall
attached to the chest ... There is a lung cyst ... leading to pulmonary cyst ... #Clinical #Radiology ... #RadiologyAssistant
Differential diagnosis of Lymphangiomyomatosis:
Langerhans cell histiocytosis: > 90% are smokers, cysts have irregular shapes and the
another typical case ... of LAM. ... #Clinical #Radiology ... #CTChest #Lymphangiomyomatosis ... #LAM #Cystic #RadiologyAssistant
The table on the left is the overall table for mediastinal masses.
In the next paragraphs we
Tumors - Benign Cysts ... tumors - Foregut cysts ... Diagnosis #Pulmonary #Radiology ... Table #Anterior #Middle ... #Posterior #RadiologyAssistant