THE woman was knocked down in a serious accident in Greenock's Campbell Street is fighting for her life.
Police say the casualty, who is in her late 60s, is in a 'critical condition' in hospital after the incident at the junction with Brougham Street shortly before 4.30pm yesterday.
Emergency services attended the scene and the road was closed for several hours.
Sergeant Laura Stewart said: "The injured person was taken to the Queen Elizabeth University Hospital and is being treated for a head injury.
"She's in a critical condition."
Anyone who witnessed the accident should call police on 101.