A buggy op was tramming S/C and leaned in to travel around a corner, EE accidentally hit the e-stop bar and stopped the car. it bounced the EE and EE struck EE's arm on the cab. EE was seen at the ER and released with a bruised arm. The EE went to a follow up appointment in the A.M. and EE's arm had swelled over night, the DR. made an incision to reduce swelling.