EE WAS LIFTING A 55 GALLON OIL DRUM (FULL) TO AN UPRIGHT POSITION. THE OIL DRUM STARTED TO TIP OVER, SO THE EE PUSHED ON THE DRUM TO SET IT STRAIGHT. AS HE DID THIS, HE NOTICED A TIGHTNESS IN THE LEFT SIDE OF HIS GROIN AREA. EE WENT TO A DOCTOR ON 5-28-03.