19 results
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Cystic LCH: - LAM ... : 'signet ring sign ... central dot. - LIP #Clinical ... Diagnosis #Radiology #CTChest ... Comparison #Table #RadiologyAssistant
Halo Sign on Chest CT
 • SPN or mass surrounded by a circumferential GGO
 • DDx:
Halo Sign on Chest ... CT • SPN or mass ... .2016.12.033 #Halo #Sign ... #CT #Lung #Pulmonary ... diagnosis #radiology #clinical
On the left a patient who had a CT to rule out pulmonary embolism.
There is a
CT to rule out pulmonary ... was cardiogenic pulmonary ... #Clinical #Radiology ... #CTChest #SeptalThickening ... #CHF #RadiologyAssistant
Stage I - Redistribution
In a normal chest film with the patient standing erect, the pulmonary vessels
In daily clinical ... during a period of CHF ... #Clinical #Radiology ... #CXR #CHF #Cephalization ... Redistribution #RadiologyAssistant
Cheerio Sign (Open Bronchus Sign) on Chest CT
 • Pulmonary nodule with a central lucency
 •
Bronchus Sign) ... on Chest CT • Pulmonary ... Pulm adeno Ca, PLCH ... #CT #Lung #Pulmonary ... diagnosis #radiology #clinical
Corona Radiata (Sunburst sign) on Chest CT
 • SPN or mass, with spiculated and inegular margins
Radiata (Sunburst sign ... SPN or mass, with ... Radiata #Sunburst #Sign ... #CT #Lung #Pulmonary ... diagnosis #radiology #clinical
Notice that even within each lobe there is a gravity dependent difference in density.
This is only
transudate like in CHF ... #Clinical #Radiology ... #CTChest #CHF # ... Alveolar #Pulmonary ... Gravity #Dependent #RadiologyAssistant
Tram Track Sign on Chest CT
 • Parallel, non-tapering airways, extending to the lung periphery.
 •
Tram Track Sign ... bronchiectasis, CF ... #Tram #Track #Sign ... #CT #Lung #Pulmonary ... diagnosis #radiology #clinical
On the left a patient with CHF. 
There is an increase in heart size compared to
a patient with CHF ... Other signs of CHF ... redistribution of pulmonary ... #Clinical #Radiology ... #Comparison #RadiologyAssistant
Increased pulmonary venous pressure is related to the pulmonary capillary wedge pressure (PCWP) and can be
Increased pulmonary ... features on the chest ... In daily clinical ... Diagnosis #Radiology #CHF ... #RadiologyAssistant