11 results
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Nodular LCH: - Sarcoidosis ... Cystic LCH: - LAM ... central dot. - LIP #Clinical ... #Diagnosis #Radiology ... Comparison #Table #RadiologyAssistant
Low Attenuation pattern 
1. Lymphangiomyomatosis (LAM): uniform cysts in woman of child-bearing age; no history of
(LAM): uniform cysts ... LCH: multiple round ... bizarre shaped cysts ... #Clinical #Radiology ... Comparison #Table #RadiologyAssistant
Low Attenuation pattern (2) 
1. Centrilobular emphysema: low attenuation areas without walls. Notice the centrilobular artery
histiocytosis (LCH ... multiple thick walled cysts ... (LAM): regular cysts ... #Clinical #Radiology ... Comparison #Table #RadiologyAssistant
In a later stage the nodules start to cavitate and become cysts.
These cysts start as round
of LCH. ... patients with LCH ... #Clinical #Radiology ... #CTChest #LCH # ... Histiocytosis #Cavitary #RadiologyAssistant
Langerhans cell histiocytosis is an uncommon disease characterised by multiple cysts in patients with nicotine abuse.
In
characterised by multiple cysts ... cavitate and become cysts ... #Clinical #Radiology ... LangerhansCellHistiocytosis #LCH ... #Nodular #RadiologyAssistant
On the left a case with multiple round and bizarre shaped cysts.
There was an upper lobe
bizarre shaped cysts ... #Clinical #Radiology ... Histiocytosis #LCH ... #RadiologyAssistant
On the left another case of Langerhans' cell histiocytosis.
It started as small noduli, which progressed over
bizarre shaped cysts ... #Clinical #Radiology ... #CTChest #LCH # ... Histiocytosis #Cystic #RadiologyAssistant
On the left a case with multiple cysts that are evenly distributed througout the lung (
with multiple cysts ... in contrast to LCH ... #Clinical #Radiology ... #Pneumothorax #RadiologyAssistant
HRCT findings in Langerhans cell histiocytosis:
Early stage:
- Small irregular or stellate nodules in centrilobular location.
Late stage
Cystic airspaces Cysts ... There are no cysts ... #Clinical #Radiology ... #CTChest #LCH # ... Histiocytosis #RadiologyAssistant
Mucoid Degeneration of the ACL
Imaging Findings:
 • T2-hyperintense fluid-signal within the enlarged ACL on both the
Differential Diagnosis ... cyst (cruciate ... #mri #clinical ... #Radiology #diagnosis ... #msk