Skip to content
My WebMD Sign In, Sign Up

Knee Pain Health Center

Font Size

Patellar Subluxation - Topic Overview

A subluxation is a partial dislocation. The kneecap, or patella, can sublux out of its normal track when it is not firmly held by the surrounding tendons and ligaments or when the joint is structurally unsound.

A patellar subluxation feels like the kneecap is shifting or jamming out of place. Usually, a subluxated patella returns to its normal position by itself. But repeated incidents can damage the patella's cartilage underside or stretch its connective ligaments.

Recommended Related to Knee Pain

What Is Your Knee Telling You?

Do your knees make noise? There's probably no reason for concern. Popping and cracking sounds usually aren't signs that something's wrong.  “A lot of joints crack and the knees are a really common joint to crack,” says David McAllister, MD, director of the UCLA's Sports Medicine Program. “Most people have knees that crack when they squat down or go through the full arc of motion. We generally don’t worry about cracking or popping when it isn’t associated with pain or swelling.” Curious why your...

Read the What Is Your Knee Telling You? article > >

1

WebMD Medical Reference from Healthwise

Last Updated: January 09, 2012
This information is not intended to replace the advice of a doctor. Healthwise disclaims any liability for the decisions you make based on this information.
Next Article:

Patellar Subluxation Topics

Today on WebMD

Woman opening window
Slideshow
man rubbing painful knee
Article
 
gardening
Video
Everyday Exercises For OA Slideshow
Article
 
man biting a bullet
Article
6 Ways To Ruin Your Knees
Article
 
Keep Joints Healthy
SLIDESHOW
Knee exercises
SLIDESHOW