POLICE are appealing for witnesses to a serious road traffic collision in Birkenhead.

Shortly after 8am on Thursday, officers were called to the junction of Argyle Street and Conway Street following reports of a collision between a white Peugeot 'Boxer' van and a white Renault 'Trafic' van.

The 26-year-old driver of the Peugeot was travelling along Argyle Street towards the roundabout junction when it was in collision with the Renault, which was being driven by a man from Wallasey.

No-one was seriously injured due to the collision but investigators believe the 26-year-old Peugeot driver may have had a heart attack at the wheel.

He is currently in hospital where his condition is described as serious but stable.

Collision investigators are keen for anyone who witnessed the incident to contact them on 0151 777 5771.