i had my stint out from my kidney 3 wees ago.i have noticed a small lump on the inside of my penus about a inch & a half back from the head when i have a eriction, it bends upward at that point..always has been strait before.verry hard to have intercoarse with my wife,also hurts her.could this be a injury when they took the stint out?please email me at _[removed]_ thanks for any info.