Thames Valley Police is appealing for witnesses to a road traffic collision in Finchampstead.
A bright yellow Lotus Amira and black Volkswagen Golf were involved in the collision on Jubilee Road at 8.20pm on Wednesday (9/8).
The Lotus then collided with a blue Fiat 500 that was pulling out of a residential driveway, causing serious facial injuries to the driver of the Fiat, a woman.
The Fiat driver was treated at Royal Berkshire Hospital but has since been discharged.
The Volkswagen driver did not stay at the scene.
No arrests have been made at this stage of the investigation.
Investigating officer PC Jonathan Housby, of the Joint Operations Roads Policing Unit, said: “I am appealing for any witnesses to this collision, whereby a woman has sustained serious injuries, to please come forward.
“I would like to speak to the driver of the VW Golf who may assist with the investigation.
“I would also like to know if anyone has any dash cam footage of the incident or of a yellow Lotus in the vicinity of Jubilee Road at the time of the collision.”
Anyone with information can call the 24-hour non-emergency number 101 or by making a report on the Thames Valley Police website, quoting reference number 43230355330.