Tibial tuberosity avulsion fracture

Case contributed by Dr Dayu Gai


Acute knee pain post exercise

Patient Data

Age: 13 years
Gender: Male

Comminuted fracture of the tibial tuberosity with two dominant fragments and multiple other smaller fragments.  No definite extension into the proximal tibial physis.  The patella is high riding with an increased Insall-Salvati ratio of > 1.2.

Case Discussion

Tibial tuberosity avulsion fractures are relatively common fractures, typically occurring in sports-playing adolescent males.  It is important to assess for associated patella alta deformity, which this case nicely demonstrates.

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Case information

rID: 61578
Published: 9th Jul 2018
Last edited: 14th Aug 2019
Inclusion in quiz mode: Included

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