A man who was found collapsed in the street has gone missing from hospital in the middle of treatment.

Salwonir Joskowski, 34, who is believed to be from Dartford, was taken to St Mary’s Hospital in London in the early hours of today after he was found collapsed in the street.

He left the hospital before his treatment had concluded, and there are growing concerns for his health.

Police are appealing for help to find him.

Salwonir is described as white, of medium build with cropped hair.

When last seen he was wearing a white Superdry hooded top and jeans.

He was also carrying a bag.

Anyone who has seen Salwonir is asked to contact officers at Westminster via 101.