EE WAS CLIMBING A LADDER ON DRAGLINE 28. HE STEPPED OFF OF THE LADDER ONTO SCAFFOLDING WHILE STILL HOLDING ONTO THE LADDER & FELT SOMETHING PULL IN HIS SHOULDER. REPORTED INCIDENT, BUT DID NOT SEEK MEDICAL ATTENTION UNTIL 2/25/05. (EE TRIED TO TREAT THE PAIN WITH OVER-THE-COUNTER MEDS. UNTIL 2/25/05.) ON 2/28/05 EE STARTED WORKING IN A LIGHT DUTY CAPACITY.