Patellar avulsion fracture

Case contributed by Maulik S Patel , 15 Sep 2012
Diagnosis certain
Changed by Maulik S Patel, 12 Apr 2020

Updates to Case Attributes

Diagnostic Certainty was set to .
Presentation was added:
Trauma to the left knee. Complaining of anterior knee pain.
Body was added:

The case shows an patellar avulsion fracture from its medial margin which should raise a possibility of transient patellar dislocation/ subluxation.  

  • +<p>The case shows an patellar avulsion fracture from its medial margin which should raise a possibility of transient patellar dislocation/ subluxation.  </p>

References changed:

  • Mohamed Jarraya, Luis E. Diaz, William F. Arndt, Frank W. Roemer, Ali Guermazi. Imaging of patellar fractures. (2017) Insights into Imaging. 8 (1): 49. <a href="https://doi.org/10.1007/s13244-016-0535-0">doi:10.1007/s13244-016-0535-0</a> - <a href="https://www.ncbi.nlm.nih.gov/pubmed/27905071">Pubmed</a> <span class="ref_v4"></span>

Updates to Study Attributes

Findings was changed:

AvulsedThere are tiny bone flakes are noted nearclosed to medial edgeside of the patella. There is a corresponding tiny defect in the adjacent patellar cortex. There is no dislocation/ bone lesion. There are soft tissue density foci in the supra-patellar and in the infra patellar fat pads.

Images Changes:

Image X-ray (Intercondylar view) ( update )

Perspective changed from Frontal to Intercondylar view.

How to use cases

You can use Radiopaedia cases in a variety of ways to help you learn and teach.

Creating your own cases is easy.

Updating… Please wait.

 Unable to process the form. Check for errors and try again.

 Thank you for updating your details.