25 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 #CTChest ... Comparison #Table #RadiologyAssistant
Low Attenuation pattern 
1. Lymphangiomyomatosis (LAM): uniform cysts in woman of child-bearing age; no history of
LCH: multiple round ... #Clinical #Radiology ... #HRCT #CTChest ... Comparison #Table #RadiologyAssistant
Low Attenuation pattern (2) 
1. Centrilobular emphysema: low attenuation areas without walls. Notice the centrilobular artery
histiocytosis (LCH ... #Clinical #Radiology ... #HRCT #CTChest ... Comparison #Table #RadiologyAssistant
On the left a patient who had a CT to rule out pulmonary embolism.
There is a
#Clinical #Radiology ... #CTChest #SeptalThickening ... #CHF #RadiologyAssistant
Stage I - Redistribution
In a normal chest film with the patient standing erect, the pulmonary vessels
In daily clinical ... during a period of CHF ... #Clinical #Radiology ... #CXR #CHF #Cephalization ... Redistribution #RadiologyAssistant
In a later stage the nodules start to cavitate and become cysts.
These cysts start as round
shaped cysts of LCH ... patients with LCH ... #Clinical #Radiology ... #CTChest #LCH # ... Histiocytosis #Cavitary #RadiologyAssistant
Stage II - Interstitial edema
Stage II of CHF is characterized by fluid leakage into the interlobular
edema Stage II of CHF ... as peripheral short ... #Clinical #Radiology ... #CXR #CHF #KerleyB ... Intersitial #Edema #RadiologyAssistant
Mucoid impaction
Mucus plugs or mucoid impaction can mimick the appearance of lung nodules or a mass.
Sometimes
cystic fibrosis (CF ... with asthma or CF ... #Clinical #Radiology ... #CXR #CTChest # ... Mucus #Plugging #RadiologyAssistant
On the left radiological pathological correlation of Langerhans cell histiocytosis in respectively nodular stage and early
#Clinical #Radiology ... #Pathology #CTChest ... #Microscopy #LCH ... Histiocytosis #Cavitary #RadiologyAssistant
Cystic versus Reticular
It can be difficult to determine whether we are dealing with a reticular pattern
histiocytosis (LCH ... LCH is called a ... #Clinical #Radiology ... #CXR #CTChest # ... #RadiologyAssistant