Authors of section


Matthias Hansen, Rodrigo Pesántez

Executive Editors

Joseph Schatzker, Ernst Raaymakers, Rick Buckley

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Extraarticular fracture, avulsion of tibial spine or capsular attachments

Avulsion of the tibial spine

This subgroup describes the avulsion of tibial spine, either anterior or posterior.

This intraarticular avulsion fracture is most often seen in the younger patient.

This fracture is classified by the AO/OTA as a 41A1.3 fracture.

Tibial spine (AO/OTA 41A1.3)
Tibial spine (AO/OTA 41A1.3)

Avulsion of capsular attachment

Avulsions of the capsular attachments are classified as AO/OTA 41A1.1 fractures.

extraarticular fracture avulsion of tibial tubercle
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