Source: WrestlingINC
Sheamus revealed earlier that he was wearing a cast, indicating an injury.According to PWInsider, he is suffering from tendentious in his left arm.
Sheamus has been pulled from the ring and there’s no time-table for his return. He is expected to remain on WWE TV in a limited role.
The cast was put on his arm as a precautionary measure to help protect while healing.
Wrestling News Blog 