5 results
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
: 'signet ring sign ... #CTChest #Cystic ... #Cysts #Differential ... #Comparison #Table ... #RadiologyAssistant
Cavities frequently arise within a mass or an area of consolidation as a result of necrosis.
We
or an area of consolidation ... with end-stage fibrosis ... Clinical #Diagnosis #Radiology ... #CTChest #Cavity ... #Comparison #RadiologyAssistant
Pectus excavatum
In patients with a pectus excavatum the right heart border can be ill-defined, but this
produces a silhouette sign ... The lateral view ... #Clinical #Radiology ... #CXR #Pectus #Excavatum ... #RadiologyAssistant
On the left a chest film of a 19 year old patient with Langerhans cell histiocytosis.
The
caused by multiple cysts ... the central dot sign ... #Clinical #Radiology ... #CXR #CTChest # ... Histiocytosis #Cystic #RadiologyAssistant
CT will also demonstrate signs of congestive heart failure.
On the image on the left notice the
also demonstrate signs ... be high in the differential ... a precursor of consolidation ... #Clinical #Radiology ... #CTChest #CHF #