My knee dislocated today, and since this happened my foot has gone like ice cold and it seems to b going more up my leg too now should i b worried?

If this was a true-: -knee dislocation, this is a very serious injury, with multiple ligament tears as well as possible blood vessel & nerve injury. This is different from a patellar dislocation which can B reduced and treatment is considerably different. True dislocation needs arteriograms as well as MRI & CT. vascular injury is an emergency& requires immediate repair. If no vascular injury delayed repair 6-9dys is d