EMPLOYEE WAS DISMANTLING SCAFFOLDING. HE REMOVED A SECTION OF PLANKING WITH HIS LEFT HAND WHILE SUPPORTING HIMSELF WITH HIS RIGHT, THE PLANKING TWISTED IN HIS LEFT HAND WHEN IT CAME FREE AND TRANSFERRED A TWISTING MOTION TO HIS RIGHT ELBOW. HE DID NOT CONSIDER THE INJURY SERIOUS AT THE TIME, BUT CONDITION GOT WORSE ND HE SAW A PHYSICIAN ON 2-5-02 RESULTING IN RESTRICTED DUTY.