Avulsion fracture

An avulsion fracture is where a tendon or ligament tears off a bone, taking a fragment of the bone away with it.

 

Easily missed

The bony fragment of an avulsion fracture may be easily missed on X-ray. Common avulsions include tibial tubercle avulsion and tibial spine avulsion.

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Related Content

Common joint surface problems in the knee

A quick overview of the problems one sees in the white joint cartilage at the end of the bones in the knee joint.

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CLINICAL PUBLICATIONS

The Segond Fracture Is an Avulsion of the Anterolateral Complex. Shaikh H, Herbst E, Rahnemai-Azar AA, Bottene Villa Albers M, Naendrup JH, Musahl V, Irrgang JJ and Fu FH. Am J Sports Med. 2017 Aug;45(10):2247-2252. doi: 10.1177/0363546517704845. Epub 2017 May 12.

Open Reduction and Internal Fixation of Isolated Posterior Cruciate Ligament Avulsion Fractures: Clinical and Functional Outcome. Joshi S, Bhatia C, Gondane A, Rai A, Singh S and Gupta S. Knee Surg Relat Res. 2017 Sep; 29(3): 210–216.

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