Jul.4 (GMM) Maria de Villota has lost her right eye after crashing at a straightline aerodynamic test on Tuesday, the Marussia team said on Wednesday.
The Banbury (UK) based team confirmed in a media statement that the 32-year-old was in surgery between Tuesday afternoon and Wednesday morning to address "serious head and facial injuries".
"Maria remains in a critical but stable condition," said the team.
Boss John Booth said: "It is with great sadness that I must report that, due to the injuries she sustained, Maria has lost her right eye."
He added that Marussia is conducting a "very comprehensive" investigation into the circumstances of the incident.