WHILE IN PARKING LOT, PLACED CAR IN REVERSE. THE CAR ACCELERATED ACROSS THE PARKING LOT, JUMPING A CURB AND HITTING A 2 FOOT HIGH POLE IN NEXT PARKING LOT. BRAKING HAD NO EFFECT. ATTEMPT TO SHIFT INTO NEUTRAL FAILED. STEERING ALSO FAILED. CAR TOWED TO COLLISION CENTER SUBSEQUENTLY TOTALED BY INSURANCE COMPANY. CAR HIT WITH SUCH FORCE, IT WAS WRAPPED AROUND POLE AND RESTING ON TOP OF POLE. WRIST OF DRIVER HURT - HAD TO SEEK ATTENTION FROM EMTS AND GO TO EMERGENCY ROOM. UNDER ORTHOPEDIC SPECIALIST CARE CURRENTLY. PASSENGER IN BACK SEAT, 20 YR OLD, HAS NECK STRAIN AND HEADACHE CONCERNS.