5 results
Low Attenuation pattern 
1. Lymphangiomyomatosis (LAM): uniform cysts in woman of child-bearing age; no history of
woman of child-bearing ... LCH: multiple round ... #Clinical #Radiology ... #HRCT #CTChest ... #Pattern #Comparison
Low Attenuation pattern (2) 
1. Centrilobular emphysema: low attenuation areas without walls. Notice the centrilobular artery
histiocytosis (LCH ... woman of child-bearing ... #Clinical #Radiology ... #HRCT #CTChest ... #Pattern #Comparison
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 ... #Diagnosis #Radiology ... #CTChest #Cystic ... #Comparison #Table
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
can be readily ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... #Differential #Diagram ... #Comparison #Honeycombing
Cystic versus Reticular
It can be difficult to determine whether we are dealing with a reticular pattern
whether we are dealing ... or a cystic pattern ... LCH is called a ... #Clinical #Radiology ... #CXR #CTChest #