I had a kidney stent with a string put in my left side on 10/08/2010 due to a stone removal , stent is to be removed on tues. 10/26/54, my problem is my left kidney startet hurting and I got a sudden fever of 100 and it hasnt let up. I have hot, cold chills. Im 55 and never been sick like this, the fever and shills came on when I was feeling great. is this normal or should i go to hosp. 2 days early.