10 results
Low Attenuation pattern (2) 
1. Centrilobular emphysema: low attenuation areas without walls. Notice the centrilobular artery
Langerhans cell ... histiocytosis (LCH ... #Clinical #Radiology ... #HRCT #CTChest ... Pattern #Comparison #Table
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Differential diagnosis of Langerhans ... Cystic LCH: - LAM ... central dot. - LIP #Clinical ... #Diagnosis #Radiology ... #Comparison #Table
HRCT findings in Langerhans cell histiocytosis:
Early stage:
- Small irregular or stellate nodules in centrilobular location.
Late stage
HRCT findings in ... Langerhans cell ... stage Langerhans ... #Clinical #Radiology ... #CTChest #LCH #
Cystic versus Reticular
It can be difficult to determine whether we are dealing with a reticular pattern
a patient with Langerhans ... of such cases a HRCT ... #Clinical #Radiology ... #Interstitial # ... Langerhans #LangerhansCellHistiocytosis
Low Attenuation pattern 
1. Lymphangiomyomatosis (LAM): uniform cysts in woman of child-bearing age; no history of
(LAM): uniform cysts ... LCH: multiple round ... #Clinical #Radiology ... #HRCT #CTChest ... Pattern #Comparison #Table
Nodular pattern(2)
1. Sarcoidosis: nodules with perilymphatic distribution, along fissures, adenopathy.
2. TB: Tree-in-bud appearance in a patient
Langerhans cell ... histiocytosis: early ... before the typical cysts ... #Clinical #Radiology ... #HRCT #CTChest
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
low attenuation (table ... The cystic pattern ... When the cysts have ... walls like in Langerhans ... #Diagnosis #Radiology
On the left radiological pathological correlation of Langerhans cell histiocytosis in respectively nodular stage and early
correlation of Langerhans ... nodular stage and early ... and late cystic ... #Clinical #Radiology ... CTChest #Microscopy #LCH
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
Langerhans cell ... histiocytosis: early ... before the typical cysts ... #Clinical #Diagnosis ... #Radiology #Pulmonary
Langerhans cell histiocytosis is an uncommon disease characterised by multiple cysts in patients with nicotine abuse.
In
Langerhans cell ... In a very early ... cavitate and become cysts ... #Clinical #Radiology ... LangerhansCellHistiocytosis #LCH