 On 15 October 1987, only three months after transferring to Red Star Belgrade from FK Željezničar, Šabanadžović played his first match back in Sarajevo against his old club.Early on in the league contest at Grbavica Stadium, Šabanadžović collided with Zoran Slišković going up for a header.The impact was so powerful that Šabanadžović ended up in a coma for 3 days.