MY WIFE WAS IN THE HOSPITAL THIS PAST SATURDAY FOR

MY WIFE WAS IN THE HOSPITAL THIS PAST SATURDAY FOR A KIDNEY INFECTION AND A KIDNEY STONE. THE DOCTOR PUT IN A STINT TO RELIEVE PRESSURE AND TO AID / FIGHT THE INFECTION ALONG WITH ANTIBIOTICS.....SHE HAS BEEN VERY SHORT OF BREATH SINCE THE STINT WAS PUT IN - GOING ON THREE DAYS NOW WHICH DOES NOT SEEM NORMAL - COULD THEY HAVE DAMAGED HER LUNG?