10 results
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Langerhans cell histiocytosis ... Nodular LCH: - Sarcoidosis ... Cystic LCH: - LAM ... Centrilobular emphysema ... #Comparison #Table
Low Attenuation pattern (2) 
1. Centrilobular emphysema: low attenuation areas without walls. Notice the centrilobular artery
Centrilobular emphysema ... Langerhans cell histiocytosis ... (LCH): multiple ... thick walled cysts ... #Pattern #Comparison
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 ... Centrilobular emphysema ... #Pattern #Comparison
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
These include: - Emphysema ... - Lung cysts (LAM ... Langerhans cell histiocytosis ... #Diagnosis #Radiology ... Differential #Diagram #Comparison
Emphysema, when it is severe, can mimick Langerhans cell histiosytosis.
When it extends beyond the centrilobular area
Emphysema, when ... Langerhans cell histiosytosis ... look as if it is cystic ... patients with LCH ... pathologist may find LCH
Histiocytosis - Langerhans cell histiocytosis (LCH), Erdheim-Chester disease (ECD), Rosai-Dorfman disease (RDD)
Comparison of Features by Age,
Histiocytosis - ... (LCH), Erdheim-Chester ... disease (RDD) Comparison ... #diagnosis #comparison ... features #management #LCH
On the left a chest film of a 19 year old patient with Langerhans cell histiocytosis.
The
caused by multiple cysts ... challenging differential diagnosis ... Emphysema however ... #CXR #CTChest #LCH ... #Cystic #RadiologyAssistant
Cavities frequently arise within a mass or an area of consolidation as a result of necrosis.
We
the differential diagnosis ... associated pulmonary emphysema ... Langerhans cell histiocytosis ... #Clinical #Diagnosis ... #Emphysema #Comparison
Sellar / Pituitary Mass - Differential Diagnosis Algorithm
Adenoma - Primary Anterior Pituitary
 - Secreting
- Differential Diagnosis ... • TSH • LH ... Meningioma • Cyst ... Langerhan's Cell • Histiocytosis ... #Differential #Diagnosis
Langerhans Cell Histiocytosis (LCH)

Granulomatous Lesions comprising langerin-positive histiocytes and an inflammatory infiltrate can arise in virtually
(LCH) Granulomatous ... • Definition: LCH ... Nature of Disease: LCH ... crucial in pulmonary LCH ... #LCH #Langerhans