What is patellar instability?

Also known as: unstable kneecap

Patellar instability is the scientific term for a kneecap, or patella, that has become unstable. When the patella slips out of alignment, it causes pain and injury to the knee.

Reviewed by: Craig Spurdle, MD

This page was last updated on: 1/29/2019 3:21:13 PM

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