Patellar Apprehension Test

Video demonstrating the patellar apprehension test. View the complete knee examination learning module at https://sites.google.com/a/umich.edu/fammed-modules/

Any medical information in this material is intended to inform and educate and is not a tool for self-diagnosis or a replacement for medical evaluation, advice, diagnosis or treatment by a healthcare professional. Please speak to your physician if you have questions about your medical condition.

CC: BY-NC University of Michigan Family Medicine Residency Program. This material is licensed under a Creative Commons Attribution - Noncommercial 3.0 License http://creativecommons.org/licenses/by-nc/3.0/.

(English captions by Trisha Paul from the University of Michigan)

The patellar apprehension test evaluates for
pateller subluxation or dislocation.

With the knee extended, push medially and laterally on the patella in an attempt to

sublux the patella.

If it is painful or the patient becomes apprehensive about the movement, it is a

positive test.