From the case: Hilum overlay sign

System: Chest
Section: Signs
Modality: X-ray (Frontal)

- “ An excellent example of the hilum overlay sign - the mass lies in a plane other than that of the hilar vessels, which are visualised 'thorough' th...”

Used in the following article:

  • Hilum overlay sign - “ The hilum overlay sign refers to the appearance of an abnormally dense hilum on frontal chest radiographs. If a mass arises from the hilum, the n...”

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