21 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 ... central dot. - LIP #Clinical ... #Comparison #Table ... #RadiologyAssistant
Nodular pattern(2)
1. Sarcoidosis: nodules with perilymphatic distribution, along fissures, adenopathy.
2. TB: Tree-in-bud appearance in a patient
Nodular pattern( ... : early nodular ... stage before the ... HRCT #CTChest #Nodular ... #Table #RadiologyAssistant
On the left radiological pathological correlation of Langerhans cell histiocytosis in respectively nodular stage and early
in respectively nodular ... and late cystic ... stage. ... #Clinical #Radiology ... #Cavitary #RadiologyAssistant
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
stage before the ... typical cysts appear ... #Clinical #Diagnosis ... #Differential #Comparison ... #Table #RadiologyAssistant
Low Attenuation pattern (2) 
1. Centrilobular emphysema: low attenuation areas without walls. Notice the centrilobular artery
Langerhans cell histiocytosis ... (LAM): regular cysts ... #Clinical #Radiology ... #Pattern #Comparison ... #Table #RadiologyAssistant
HRCT findings in Langerhans cell histiocytosis:
Early stage:
- Small irregular or stellate nodules in centrilobular location.
Late stage
irregular or stellate nodules ... Late stage (more ... with small nodules ... #Clinical #Radiology ... #RadiologyAssistant
Nodular pattern
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary TB: random nodules
3. Sarcoidosis: nodules with perilymphatic
Nodular pattern ... #Clinical #Radiology ... HRCT #CTChest #Nodular ... #Pattern #Comparison ... #Table #RadiologyAssistant
On the left another case of Langerhans' cell histiocytosis.
It started as small noduli, which progressed over
the left another case ... started as small noduli ... bizarre shaped cysts ... #Clinical #Radiology ... #Cystic #RadiologyAssistant
Langerhans cell histiocytosis is an uncommon disease characterised by multiple cysts in patients with nicotine abuse.
In
Langerhans cell histiocytosis ... In a very early stage ... , that later on ... #Clinical #Radiology ... LangerhansCellHistiocytosis #LCH #Nodular
In a later stage the nodules start to cavitate and become cysts.
These cysts start as round
In a later stage ... the nodules start ... #Clinical #Radiology ... #Histiocytosis ... #Cavitary #RadiologyAssistant