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There is a hydropneumothorax.
Notice the air-fluid level (blue arrow).
The upper lobe is still attached to the
lymphangioleiomyomatosis (LAM ... LAM is a rare lung ... LAM also occurs ... #Clinical #Radiology ... Lymphangioleiomyomatosis #LAM
On the left three different patients with lung cysts.
From left to right: Lymphangiomyomatosis, LIP and Langerhans
#Clinical #Diagnosis ... Cystic #Comparison #LAM
Low Attenuation pattern 
1. Lymphangiomyomatosis (LAM): uniform cysts in woman of child-bearing age; no history of
Lymphangiomyomatosis (LAM ... #Clinical #Radiology
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Cystic LCH: - LAM ... central dot. - LIP #Clinical
Low Attenuation pattern (2) 
1. Centrilobular emphysema: low attenuation areas without walls. Notice the centrilobular artery
Lymphangiomyomatosis (LAM ... #Clinical #Radiology
On the left a case with multiple cysts that are evenly distributed througout the lung (
Lymphangiomyomatosis (LAM ... #Clinical #Radiology ... #CTChest #LAM #
There is a hydropneumothorax.
Notice the air-fluid level.
The upper lobe is still attached to the chest wall
lymphangioleiomyomatosis (LAM ... LAM is a rare lung ... LAM also occurs ... #Clinical #Radiology ... Lymphangioleiomyomatosis #LAM
Differential diagnosis of Lymphangiomyomatosis:
Langerhans cell histiocytosis: > 90% are smokers, cysts have irregular shapes and the
typical case of LAM ... #Clinical #Radiology ... Lymphangiomyomatosis #LAM
Key findings in Lymphangiomyomatosis:
Numerous thin-walled cysts, surrounded by normal parenchyma.
Cysts range from 2mm to 5cm in
typical case of LAM ... #Clinical #Radiology ... Lymphangiomyomatosis #LAM
MTP Septic arthritis due to non-tuberculous mycobacterium without effusion
We had an immunosuppressed patient with a concerning
Clinically no effusion ... a sharp to the lab ... We called the lab ... Vivian Lam and Dr ... mycobacterium #clinical