Presentation
Incidental finding in abdominal x ray for abdominal pain.
Patient Data
Age: 50 years
Gender: Female
From the case:
Nail-patella syndrome
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Bilateral posterior iliac horns (Fong prongs) with flared iliac crests.
From the case:
Nail-patella syndrome
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Bilateral posterior iliac horns (Fong prongs) with flared iliac crests.
Case Discussion
These posterior iliac horns are cone-shaped osseous outgrowths that project dorsolaterally from the iliac bone. They are pathognomonic sign of Fong disease and have been observed in 80% of cases.
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