What Does Pain In Ankle With Hot Legs While Walking Mean?

i have pain on my left ankel when ever i walk for a sertain amount of time my leg starts to feel warm and get into alot of pain , i recently went to see my walk in clinic where the guy that was working their subscribed me pain killer and suggested if they dont work to go get an X-ray , I when and got a x-ray and asked the lady at the front desk how long till my results and she said about a week when i know for a fact that they were already done and photographed , any how I would like to fix this problem with my leg and ankel pain and not have this .