Employee was removing a bolt on door on the 2A Dust Collector - clean side. When the employee went to lift the door off, the employee felt a pop in right forearm. EE contacted foreman and EMT's checked them out and EE was sent to telemedicine and returned with no restrictions. THIS BECAME A RECORDABLE ON 4/14/22 AFTER THE EMPLOYEE HAD A DOCTOR VISIT ON 4/14/22.