Severe back knee pain since 3 weeks
My mother is suffering from severe back knee pain. Pain starts from the back of the knee and runs in the whole foot.No swelling or black - blue in the area. The only nerves in the area are black blue. Pain increases when she folds knee.if kept straight then nerves stiffness is there. A hot press makes the stiffness worse. She can't take the weight of her body. Can't walk.