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Hyperostosis frontalis interna

Case contributed by Aditya Shetty
Diagnosis almost certain

Patient Data

Age: Adult
Gender: Female
x-ray

Thickening of calvarium is noted anteriorly involving the frontal bone. Well appreciated on the lateral skull radiograph.

Annotated image

Thickening of calvarium is noted anteriorly involving the frontal bone. Well appreciated on the lateral skull radiograph indicated by arrows.

Case Discussion

Hyperostosis frontalis interna is a benign condition. It can form part of the triad of Morgagni syndrome in the correct clinical setting. 

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