![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEif-ScgMgvqlZ0Wki7ywal8b09T4o1nPnn94KJ8nkq_c6nkAYXcUFV6pHnV2QSaL6Lk4FYw9G-M93igkFjf9FDYRqfh0CISuhLPr3Odl9K48hdJ8XExoCrmqUt-DM84KJqTGOEh5tsEXN9B/s400/CentralOsteophyteHip.jpg)
The above image reveals advanced osteoarthritis of the left hip joint with a large central osteophyte that almost completely bridges the acetabular notch and results in mild lateralization of the femoral head.
References
- Varich L, Pathria M, Resnick D, Hodler J, Bruser D, Bosch E, Trudell D, Tyson R. Patterns of central acetabular osteophytosis in osteoarthritis of the hip. Invest Radiol. 1993 Dec;28(12):1120-7.
- Mofidi A, Shields JS, and Stubbs AJ. Central acetabular osteophyte (saber tooth sign), one of the earliest signs of osteoarthritis of the hip joint. Eur J Orthop Surg & Traumatology. Published online, July 24, 2010.
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