17 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 ... Diagnosis #Radiology #CTChest ... Differential #Comparison #Table ... #RadiologyAssistant
#Clinical #Radiology #CTChest #RoundedAtelectasis #Rounded #Atelectasis #CometTail #Sign #RadiologyAssistant
Clinical #Radiology #CTChest ... RoundedAtelectasis #Rounded ... Atelectasis #CometTail #Sign ... #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 ... #CT #Lung #Pulmonary
Low Attenuation pattern 
1. Lymphangiomyomatosis (LAM): uniform cysts in woman of child-bearing age; no history of
LCH: multiple round ... low attenuation areas ... Radiology #HRCT #CTChest ... Pattern #Comparison #Table ... #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 ... On the CT cavitation ... SepticEmboli #Cavity #RadiologyAssistant
Rounded atelectasis
The typical findings of rounded atelectasis on CT are pleural thickening, pleural-based mass and comet
Rounded atelectasis ... typical findings of rounded ... atelectasis on CT ... and comet tail sign ... #Atelectasis #RadiologyAssistant
Summary table of common benign breast diseases and how to manage them. 
Fibroadenoma:
 • Most common
Summary table of ... common benign breast ... Fluid-filled, round ... bruising/erythema/sign ... surgery #causes #table
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 #CTChest ... Atelectasis #CometTail #Sign ... #RadiologyAssistant
Head Cheese Sign on Chest CT
 • Juxtaposition of distinct radiographic areas of low, normal and
Head Cheese Sign ... on Chest CT • ... distinct radiographic areas ... #Head #Cheese #Sign ... #CT #Lung #Pulmonary
Cushing's Syndrome - Hypercortisolism - Diagnosis and Clinical Features
1) Skin
 • Thin, easily bruisable skin with
especially in areas ... sun (e.g., palm creases ... is suspected: chest ... x-ray and/or CT ... Hypercortisolism #Diagnosis #signs