Case: Bone & joint disease radiograph #13735291
Bone & joint disease Intermediate
Read this radiograph systematically before revealing the answer. What is the main abnormality?

Image: Hellerhoff via Wikimedia Commons · CC BY-SA 3.0 · source · resized and converted to WebP
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Answer: Osteoma
What to look for in osteoma
- A well-defined, very dense (ivory) bony lesion.
- Most often arises from the skull vault or the paranasal sinuses (especially frontal).
- Benign; multiple osteomas raise the possibility of Gardner syndrome.
Description by the image author (may be in another language): Typisches Osteom der Stirnhöhle im Röntgenbild seitlich.
Educational case. The diagnosis comes from the image's documented source; the "what to look for" list describes the condition in general and is not a report of this individual image.





