Joint instability is a movement-based condition where a joint moves beyond its normal range of motion, which is normally limited by ligaments that prevent excessive movement; when these ligaments fail or are compromised, the joint becomes unstable and can move beyond its normal limits.
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Understanding Instability: Movement Beyond Normal Range #shortsAdded:
Now, instability is a different concept, right? Instability is a movement-based concept. When the patient moves, the movement is beyond the normal limits of the range of motion.
So, for example, if I if you look at my my finger joints here, right? My finger joints have a certain range of motion.
Let's look at this old man finger joint here.
You it can go this far this way, but then it stops. It's being stopped by the ligaments.
And it can go this far that way, but then it stops, and it's being stopped by the ligaments.
But, if it were to go beyond that range, then it would be unstable.
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