UFC featherweight champion Jose Aldo emerged from Saturday’s UFC 163 headlining bout with his belt, but he was far from unscathed. Aldo defeated Chan Sung Jung by TKO stoppage in the fourth round at HSBC Arena in Rio de Janeiro, but he fractured his foot in the process. The fractured foot put Aldo on the sidelines with a 90-day medical suspension, but that wasn’t the only reason the champ needed medical attention following the fight. According to a report by UOL , Aldo went to a hospital in Copacabana, Rio de Janeiro, on Tuesday due to a kidney problem. Dr. Marcio Tannure, who heads the Medical Committee of the Brazilian Athletic Commission, told MMAFighting.com that Aldo was diagnosed with kidney stones. Aldo has already been released from the hospital, and is at home resting