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Orbital dermoid (extraconal)

Case contributed by: Dr Wen Jak Ma
From the case: Orbital dermoid (extraconal)
Modality: MRI

Right posterosuperolateral mass. Bright T1 and T2 content suppressed on fat-suppression sequence, dark T1/T2 rim. Mild thinning of adjacent bone. Ring enhancement usually reflects local inflammatory response.

From the case: Orbital dermoid (extraconal)
Modality: CT

Thinning of adjacent bone.

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