20 results
On the left three different patients with lung cysts.
From left to right: Lymphangiomyomatosis, LIP and Langerhans
patients with lung cysts ... #Clinical #Diagnosis ... #Radiology #CTChest ... #Cystic #Comparison ... #LAM #LIP #Histiocytosis
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Langerhans cell histiocytosis ... : round cysts, evenly ... central dot. - LIP #Clinical ... #CTChest #Cystic ... #Cysts #Differential
Low Attenuation pattern (2) 
1. Centrilobular emphysema: low attenuation areas without walls. Notice the centrilobular artery
Langerhans cell histiocytosis ... multiple thick walled cysts ... (LAM): regular cysts ... #Clinical #Radiology ... #HRCT #CTChest
On the left another case of Langerhans' cell histiocytosis.
It started as small noduli, which progressed over
the left another case ... Langerhans' cell histiocytosis ... bizarre shaped cysts ... #Clinical #Radiology ... #CTChest #LCH #
HRCT findings in Langerhans cell histiocytosis:
Early stage:
- Small irregular or stellate nodules in centrilobular location.
Late stage
Langerhans cell histiocytosis ... airspaces Cysts ... There are no cysts ... #Clinical #Radiology ... #CTChest #LCH #
Nodular pattern(2)
1. Sarcoidosis: nodules with perilymphatic distribution, along fissures, adenopathy.
2. TB: Tree-in-bud appearance in a patient
Langerhans cell histiocytosis ... before the typical cysts ... #Clinical #Radiology ... #HRCT #CTChest
Cavities frequently arise within a mass or an area of consolidation as a result of necrosis.
We
Cysts occur without ... Cysts usually contain ... Langerhans cell histiocytosis ... #Clinical #Diagnosis ... #Radiology #CTChest
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
The cystic pattern ... When the cysts have ... Langerhans cell histiocytosis ... seen and in many cases ... #Diagnosis #Radiology
On the left a case with multiple round and bizarre shaped cysts.
There was an upper lobe
On the left a case ... bizarre shaped cysts ... #Clinical #Radiology ... #CTChest #LangerhansCellHistiocytosis ... #Langerhans #Histiocytosis
Cystic versus Reticular
It can be difficult to determine whether we are dealing with a reticular pattern
Cystic versus Reticular ... Langerhans cell histiocytosis ... In many of such cases ... #Clinical #Radiology ... #CXR #CTChest #