A 31-year-old Middlesex County man is in critical condition after he was hit by a vehicle while walking naked on Highway 4 in Lucan.

OPP were initially called to a home on Main Street just before 11 p.m. Saturday night after reports of a naked man trying to enter the house.

The man then began walking northbound on Main Street and was soon hit by a southbound vehicle.

He was taken to hospital with life-threatening injuries.

Members of the OPP Technical Traffic Investigation Team have been called in to investigate.