Which of the following best describes your symptoms?

I developed a staff infection after shoulder replacement... hospitals nor doctors could identy the type. Ater being on antibotic s for two months (by injections it subsided somewhat. I then had knee replacement .... it went too the {knee..Staff ). After 4-5 additional surgeries to clean and remove infection another prosthesis (on knee) was put in approx. 3 yrs ago. In the past 6 months I've deloped swelling and much pain in the legs,knees and shooulders. Could this be the reoccurance of activity of yhe staff.?????? Any info would be greatly appreciated.