Tibial Tubercle Avulsion Workup

Updated: May 27, 2020
  • Author: Janos P Ertl, MD; Chief Editor: Thomas M DeBerardino, MD  more...
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Workup

Imaging Studies

Standard radiographs, including anteroposterior (AP), lateral, oblique, and 15º cephalad views of the knee, are recommended. (See the images below.) Tibial tubercle avulsion injuries usually are isolated, and any additional injuries require further evaluation as indicated for that injury.

Anteroposterior view of a type II tibial tubercle Anteroposterior view of a type II tibial tubercle avulsion. The injury could be missed if a lateral view is not obtained.
Type III tibial tubercle avulsion. Note intra-arti Type III tibial tubercle avulsion. Note intra-articular fracture extension and anterior elevation.