Police are appealing for witnesses following a collision involving a pedestrian and a black Vauxhall Astra on Selborne Road around 9:50am on Thursday.
The pedestrian, an elderly woman, was taken to hospital with life-threatening injuries.
Anyone witnessing the collision is asked to call 101 quoting incident number 236 of 2 June 2016.
Our thoughts are with the pedestrian and her family and friends.