Bilateral os acetabuli

Case contributed by Dr Henry Knipe



Patient Data

Age: 56
Gender: Male


 No fracture. Incidental note of bilateral os acetabuli and pistol grip deformity of the left femur which may cause femoro-acetabular impingement.     

Annotated image

Yellow arrow = os acetabuli

Blue arrow = pistol grip deformity

Case Discussion

Os acetabuli can be congenital and represent a normal variant or can be degenerative in nature and may indicate underlying pathology. 

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Case information

rID: 28330
Published: 21st Mar 2014
Last edited: 14th Aug 2019
Inclusion in quiz mode: Included

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