10 results
On the left radiological pathological correlation of Langerhans cell histiocytosis in respectively nodular stage and early
cystic stage. ... #Clinical #Radiology ... #Pathology #CTChest ... #Microscopy #LCH ... #Late #Histiocytosis
Low Attenuation pattern (2) 
1. Centrilobular emphysema: low attenuation areas without walls. Notice the centrilobular artery
Langerhans cell histiocytosis ... (LCH): multiple ... #Clinical #Radiology ... #HRCT #CTChest ... #LowAttenuation
Low Attenuation pattern 
1. Lymphangiomyomatosis (LAM): uniform cysts in woman of child-bearing age; no history of
LCH: multiple round ... #Clinical #Radiology ... #HRCT #CTChest ... #LowAttenuation ... Comparison #Table #RadiologyAssistant
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Cystic LCH: - LAM ... : round cysts, evenly ... : 'signet ring sign ... #Diagnosis #Radiology ... #CTChest #Cystic
In a later stage the nodules start to cavitate and become cysts.
These cysts start as round
as round structures ... #Clinical #Radiology ... #CTChest #LCH # ... LangerhansCellHistiocytosis ... #Late #Histiocytosis
HRCT findings in Langerhans cell histiocytosis:
Early stage:
- Small irregular or stellate nodules in centrilobular location.
Late stage
HRCT findings in ... Late stage (more ... #Clinical #Radiology ... #CTChest #LCH # ... #RadiologyAssistant
Cystic versus Reticular
It can be difficult to determine whether we are dealing with a reticular pattern
Langerhans cell histiocytosis ... of such cases a HRCT ... #Clinical #Radiology ... #CXR #CTChest # ... #LCH #RadiologyAssistant
On the left a case with multiple round and bizarre shaped cysts.
There was an upper lobe
with multiple round ... bizarre shaped cysts ... #Clinical #Radiology ... #CTChest #LangerhansCellHistiocytosis ... #LCH #RadiologyAssistant
Langerhans cell histiocytosis is an uncommon disease characterised by multiple cysts in patients with nicotine abuse.
In
Langerhans cell histiocytosis ... nodules, that later ... #Clinical #Radiology ... #CTChest #LangerhansCellHistiocytosis ... #LCH #Nodular #
On the left a chest film of a 19 year old patient with Langerhans cell histiocytosis.
The
This is late stage ... the central dot sign ... #Clinical #Radiology ... LCH #LangerhansCellHistiocytosis ... #Cystic #RadiologyAssistant