Petra Kvitova says she has sustained a "severe" injury to her left hand, but feels lucky to be alive after being attacked in her apartment by an individual with a knife.
News of a reported attack on two-time Wimbledon champion Kvitova by an intruder emerged on Tuesday.
The Czech, currently ranked 11th in the world, soon provided details of the incident through a message posted via her official Twitter and Facebook accounts.
It read: "Thank you for all your heartwarming messages. As you may have already heard, today [Tuesday] I was attacked in my apartment by an individual with a knife.
"In my attempt to defend myself, I was badly injured on my left hand. I am shaken, but fortunate to be alive.
"The injury is severe and I will need to see specialists, but if you know anything about me I am strong and I will fight this.
"Thank you all again for your love and support and now I would appreciate some privacy while I focus on my recovery."
Thank you for all your heartwarming messages. As you may have already heard, today I was attacked in my apartment by an...
Posted by Petra Kvitová on Tuesday, 20 December 2016
It had earlier been announced that the 26-year-old would not compete in the Hopman Cup next month due to a foot injury.
The Czech suffered a stress fracture in her right foot and a slower-than expected recovery led her to withdraw from the team event that starts on January 1.