Salman had an almost five hour-long surgery in 2011. His brother Sohail Khan confirmed the news saying, "Though he is doing fine, he will go to the US for treatment. It is not decided yet when he will go. But whenever he has time, he will fly to the US for treatment. We are sure all will be good."
Reportedly, the actor have been suffering from trigeminal neuralgia, a facial nerve problem, since last 7 years. The nagging pain, however vanished completely in a couple of years only to reappear in June last year.