9 results
#Clinical #Radiology #CTChest #RoundedAtelectasis #Rounded #Atelectasis #CometTail #Sign #RadiologyAssistant
#Clinical #Radiology ... RoundedAtelectasis #Rounded ... #Atelectasis #CometTail ... #Sign #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
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
: round cysts, evenly ... : 'signet ring sign ... central dot. - LIP #Clinical ... #Diagnosis #Radiology ... Comparison #Table #RadiologyAssistant
In a later stage the nodules start to cavitate and become cysts.
These cysts start as round
cysts start as round ... #Clinical #Radiology ... #CTChest #LCH # ... LangerhansCellHistiocytosis ... Histiocytosis #Cavitary #RadiologyAssistant
On the left a case with multiple round and bizarre shaped cysts.
There was an upper lobe
with multiple round ... #Clinical #Radiology ... #CTChest #LangerhansCellHistiocytosis ... Histiocytosis #LCH ... #RadiologyAssistant
Cystic versus Reticular
It can be difficult to determine whether we are dealing with a reticular pattern
LCH is called a ... of such cases a HRCT ... #Clinical #Radiology ... Interstitial #Langerhans #LangerhansCellHistiocytosis ... #LCH #RadiologyAssistant
HRCT findings in Langerhans cell histiocytosis:
Early stage:
- Small irregular or stellate nodules in centrilobular location.
Late stage
HRCT findings in ... #Clinical #Radiology ... #CTChest #LCH # ... LangerhansCellHistiocytosis ... Histiocytosis #RadiologyAssistant
he CT shows a lesion that originates in the lung.
Many would have a lungcancer on the
the comet tail sign ... Rounded atelectasis ... Rounded atelectasis ... #Clinical #Radiology ... #Sign #RadiologyAssistant
On the left a chest film of a 19 year old patient with Langerhans cell histiocytosis.
The
the central dot sign ... #Clinical #Radiology ... #CXR #CTChest #LCH ... #LangerhansCellHistiocytosis ... Histiocytosis #Cystic #RadiologyAssistant