Hi guys, rushed into hospital in november with kidney stones [1st time didnt no i had them ], large stone right kidney killed like hell but passed it, grassed my pelvic on way out and bleed pans n pans of blood due to on warfarin for life, [blood clots dvts in legs ] , had op right kidney was swollen + found shadow on kidney ,also have small kidney stone in left kidney ,but profeser said should pass through ok ,had camera put in up to kidney and shadow has gone,he thinks it was due to kidney being swollen ,go back for mir scan in april just to keep check on kidneys,finish my last fragmin jab in my tummy sunday thank god, as they are so painful its like acid running through your vains ,WHY ? is it so painful ? anyone else had this trouble ,sorry for bad spellings ,Sandy from UK england x