19 results
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Differential diagnosis ... Langerhans cell histiocytosis ... central dot. - LIP #Clinical ... #Diagnosis #Radiology ... Comparison #Table #RadiologyAssistant
Low Attenuation pattern (2) 
1. Centrilobular emphysema: low attenuation areas without walls. Notice the centrilobular artery
Langerhans cell histiocytosis ... (LCH): multiple ... #Clinical #Radiology ... Comparison #Table #RadiologyAssistant
On the left radiological pathological correlation of Langerhans cell histiocytosis in respectively nodular stage and early
Langerhans cell histiocytosis ... #Clinical #Radiology ... CTChest #Microscopy #LCH ... LangerhansCellHistiocytosis #Late #Histiocytosis ... #Cavitary #RadiologyAssistant
On the left a case with multiple round and bizarre shaped cysts.
There was an upper lobe
Langerhans cell histiocytosis ... #Clinical #Radiology ... LangerhansCellHistiocytosis #Langerhans #Histiocytosis ... #LCH #RadiologyAssistant
On the left another case of Langerhans' cell histiocytosis.
It started as small noduli, which progressed over
Langerhans' cell histiocytosis ... #Clinical #Radiology ... #CTChest #LCH # ... LangerhansCellHistiocytosis #Histiocytosis ... #Cystic #RadiologyAssistant
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
Langerhans cell histiocytosis ... #Clinical #Diagnosis ... #Radiology #Pulmonary ... NodularPattern #Differential ... Comparison #Table #RadiologyAssistant
In a later stage the nodules start to cavitate and become cysts.
These cysts start as round
patients with LCH ... #Clinical #Radiology ... #CTChest #LCH # ... LangerhansCellHistiocytosis #Late #Histiocytosis ... #Cavitary #RadiologyAssistant
HRCT findings in Langerhans cell histiocytosis:
Early stage:
- Small irregular or stellate nodules in centrilobular location.
Late stage
Langerhans cell histiocytosis ... Langerhans cell histiocytosis ... #Clinical #Radiology ... #CTChest #LCH # ... #RadiologyAssistant
Notice that there are multiple densities in both lungs.
The larger ones are ill-defined and maybe there
dealing with the differential ... excludes eosinophilic pneumonia ... of organizing pneumonia ... #Clinical #Radiology ... OrganizingPneumonia #BOOP #RadiologyAssistant
First study the CXR.
Notice the subtle increased density in the area behind the heart that needs
was a lower lobe pneumonia ... #Clinical #Radiology ... #CXR #LLL #Pneumonia ... SilhouetteSign #RadiologyAssistant