EE WAS MOVING A 55 GAL.DRUM HE TILTED THE DRUM TOO FAR & HE HAD TO STRAIN TO GET THE DRUM BACK IN CONTROL. HE FELT PAIN IN LOWER LEFT ABDOMEN. AFTER UROLOGIST EXAMINED & TREATED EE IT WAS THEIR OPINION THAT THE PROBLEM WAS PROBABLY CAUSED BY TRAUMA & THEREFORE WORK RELATED. EE IS ON LIGHT DUTY AT PRESENT.