CAR IN MOTION @45 MILES AN HOUR AT 8AM 12/29/14. DRIVER LOST CONSCIOUSNESS DUE TO MEDICAL EVENT, WHICH RESULTED IN AUTO RUNNING OFF ROAD AFTER HITTING CURB AND SIDEWALK, THEN HITTING A ROADSIDE FENCE AT AN ESTIMATED 45 MPH. THE CAR THEN ROLLED AND LANDED ON ROOF. DRIVER WAS SEAT-BELTED. NONE OF THE AIRBAGS DEPLOYED DURING THE COLLISION. DRIVER SUFFERED TRAUMA TO HEAD AND OTHER INJURIES. CAR WAS RATED BY INSURER AS COMPLETELY TOTALED.