I Have Ppms And Have Had It For 11 Yrs.

I have ppms and have had it for 11 yrs. My left side is affect by no feeling and my balance is bad. Three wks. ago I started wearing a brace for foot drop and it worn a sore spot on left ankle I took some medication for swelling and then my left calf swelled up bad I have elevated leg but still hurts a nd when I touch it pain shuts though it I am thinking this is spacicity, what can I do for it?