Woman critical after hit by bus in Bondi

A woman has been admitted to hospital with suspected head injuries after reportedly being hit by a bus in Sydney's Bondi.

NSW Ambulance were called about 6.45pm on Tuesday after reports that a pedestrian had been struck by a bus on Old South Head Road.

They treated a woman, believed to be about 25 years old.

She was taken to St Vincent's Hospital in a critical condition with suspected head injuries.