Frontal
System: Head & Neck
Section: Pathology
Tags: refs
Modality: X-ray (Frontal)

- “ The black eyebrow sign indicates orbital emphysema, typically from a orbital fracture, with air having entered from the adjacent sinuses. ”

Used in the following article:

  • Black eyebrow sign - “ Black eyebrow sign is the description given on plain facial radiographs to intra-orbital air 1. Air rises into the most superior aspect of the or...”

View full size version of Black eyebrow sign - orbital emphysema

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