EE BUMPED HIS ELBOW WHILE DISMOUNTING TRUCK, THE BUMP WAS MINOR, BUT IN CONJUNCTION WITH HIS ARM BOUNCING ON ARM REST & THE LARGE AMOUNT OF BLOOD THINNING MEDICATION HE IS TAKING, HE DEVELOPED A LARGE BRUISE & IS NOW MISSING WORK. EE DID NOT REPORT THE INJURY UNTIL 3/7/ & WE DID NOT HAVE THE MEDICAL INFO UNTIL 3/12/01. WE ARE CONSIDERING THIS INCIDENT & ILLNESS DUE TO THE REPEATED