i WAS ADMITTED FOR A gi BLEED WITH A HEMAGLOBIN OF 7 SINCE. IRECEIVED 2 UNIT OF BLOOD. MY DISCHARGE HEMAGLOBIN WAS 8.8 NOW SINCE MY DISCHARGE MY HEARING HAS DECREASED CONSIDERIBLY AND ALL i HEAR IS STATIC. CAN THE LOW HEMAGLOBIN CAUSE NERVE DAMAGE TO THE HEAR AND IS IT PERMENANT?