 In 2002 , frontman Dave Mustaine announced that he was disbanding Megadeth due to an arm injury that rendered him unable to play guitar . In a statement published on April 3 , 2002 , he stated that doctors expected that it would take about a year before he would recover from the injury . However , it was uncertain as to how complete of a recovery it would be . Mustaine stated his hopes to regain the ability to play guitar . He subsequently recovered following months of physical therapy . 
