Presentation
Bilateral proptosis
Patient Data
Note: This case has been tagged as "legacy" as it no longer meets image preparation and/or other case publication guidelines.
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CT through the orbits shows enlargement of the superior, inferior and medial rectus muscles, sparing tendinous insertions.
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The Coca-Cola bottle sign of thyroid eye disease. Photo by Matt Skalski.
Note the resemblance of the enlarged medial rectus muscles on the axial images to the shape of the Coca-Cola bottle. The belly is wide (like the body of the bottle), and the tendinous insertion narrow (like the neck of the bottle).
Case Discussion
CT through the orbits of a patient with known thyroid-associated orbitopathy, demonstrating enlargement of the superior, inferior and medial rectus muscles.