Dear Dr, My brother has got sudden ear loss.Be...

Dear Dr, My brother has got sudden ear loss.Before his one ear was badly damage.he started to visit dr from 2011 and then one time in 2016.after that he did not take care and visited Dr. Now he has got both ear Sudden Ear Loss.No he can just hair internal ear Noise and have pressure on his head. I have alll tests reports.Kindly guide me and suggest me any treatment procedure. Thanks, Regards, Arsalan 00971569080597