8 results
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Differential diagnosis ... : round cysts, evenly ... : 'signet ring sign ... #Diagnosis #Radiology ... #Cysts #Differential
Rounded atelectasis
The typical findings of rounded atelectasis on CT are pleural thickening, pleural-based mass and comet
Rounded atelectasis ... CT are pleural thickening ... and comet tail sign ... #Diagnosis #Radiology ... #Atelectasis #RadiologyAssistant
Comet Tail Sign on Chest CT
 • Curvilinear pleural based opacity directed towards the ipsilateral hilum
Comet Tail Sign ... hilum • DDx: Rounded ... atelectasis https ... #diagnosis #radiology ... #clinical
he CT shows a lesion that originates in the lung.
Many would have a lungcancer on the
he CT shows a lesion ... Rounded atelectasis ... Rounded atelectasis ... #Clinical #Radiology ... #Sign #RadiologyAssistant
Bronchiectasis is defined as localized bronchial dilatation.
The diagnosis of bronchiectasis is usually based on a combination
lumen - associated atelectasis ... bronchitis, COPD and cystic ... #Diagnosis #Radiology ... Bronchiectasis #Differential ... #RadiologyAssistant
Septic emboli
Septic emboli usually present as multiple ill-defined nodules.
In about 50% cavitation is seen.
CT demonstrates more
can suggest the diagnosis ... feeding vessel sign ... #Clinical #Radiology ... #CXR #CTChest # ... SepticEmboli #Cavity #RadiologyAssistant
On the left a chest film of a 19 year old patient with Langerhans cell histiocytosis.
The
diagnosis in this ... the central dot sign ... #Clinical #Radiology ... #CXR #CTChest # ... #RadiologyAssistant
CT will also demonstrate signs of congestive heart failure.
On the image on the left notice the
CT will also demonstrate ... signs of congestive ... be high in the differential ... diagnostic list ... #Clinical #Radiology