16 results
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Cystic LCH: - LAM: round ... : 'signet ring sign ... Clinical #Diagnosis #Radiology ... CTChest #Cystic #Cysts ... Comparison #Table #RadiologyAssistant
Low Attenuation pattern 
1. Lymphangiomyomatosis (LAM): uniform cysts in woman of child-bearing age; no history of
(LAM): uniform cysts ... LCH: multiple round ... bizarre shaped cysts ... #Clinical #Radiology ... Comparison #Table #RadiologyAssistant
Rounded atelectasis
The typical findings of rounded atelectasis on CT are pleural thickening, pleural-based mass and comet
Rounded atelectasis ... atelectasis on CT ... and comet tail sign ... #Diagnosis #Radiology ... #Atelectasis #RadiologyAssistant
#Clinical #Radiology #CTChest #RoundedAtelectasis #Rounded #Atelectasis #CometTail #Sign #RadiologyAssistant
#Clinical #Radiology ... RoundedAtelectasis #Rounded ... Atelectasis #CometTail #Sign ... #RadiologyAssistant
Septic emboli
Septic emboli usually present as multiple ill-defined nodules.
In about 50% cavitation is seen.
CT demonstrates more
CT demonstrates ... feeding vessel sign ... feeding vessel sign ... #Clinical #Radiology ... SepticEmboli #Cavity #RadiologyAssistant
Comet Tail Sign on Chest CT
 • Curvilinear pleural based opacity directed towards the ipsilateral hilum
Comet Tail Sign ... on Chest CT • Curvilinear ... hilum • DDx: Rounded ... #Comet #Tail #Sign ... #diagnosis #radiology
Pericardial cyst
Pericardial cysts are connected to the pericardium and usually contain clear fluid.
The majority of pericardial
Pericardial cyst ... Pericardial cysts ... On CT however there ... #Clinical #Radiology ... #RadiologyAssistant
he CT shows a lesion that originates in the lung.
Many would have a lungcancer on the
he CT shows a lesion ... the comet tail sign ... #Clinical #Radiology ... Atelectasis #CometTail #Sign ... #RadiologyAssistant
Water Lily Sign (Camalote Sign) on Chest CT
 • Hydatid cyst in the lung with a
on Chest CT • Hydatid ... cyst in the lung ... • DDx: Hydatid cyst ... #Camalote #CT # ... Pulmonary #diagnosis #radiology
In a later stage the nodules start to cavitate and become cysts.
These cysts start as round
These cysts start ... as round structures ... bizarre shaped cysts ... #Clinical #Radiology ... Histiocytosis #Cavitary #RadiologyAssistant