The doctor rubbed Lynch’s arm with an alcohol wipe, causing the swab to turn blue. It was then that Lynch realized that sleeping on his new, unwashed bed sheets for two nights was to blame for his predicament.

He said that he and the doctors had a good laugh over his situation.

“I never knew you had to wash your sheets before you slept on them," he said. “Everyone in the reception of A&E was staring at me like they’d seen a ghost."