“After sitting together with my team and considering all options, I have made the very difficult decision to end my 2017 season as I need to undergo medical intervention on my knee”, the Swiss said in a statement released on Facebook.
“This was the only solution to make sure I will be able to compete at the top level for many more years.”
Continuing his statement, he added, “This is obviously extremely disappointing, but I’m already looking ahead and planning my recovery.”
“I love this sport and I will work hard to get back to my top level and play for many more years.”
The 32-yr old was troubled by a left knee injury during his first round loss against Daniil Medvedev at Wimbledon last month. He also pulled out of the upcoming Masters 1000 events at Montreal and Cincinnati earlier this week.
The 3-time Grand Slam Champion is finishing his 2017 campaign filled with fluctuating fortunes and a 26-11 win-loss tally which includes one ATP World Tour Title at the Banque Eric Sturdza Geneva Open along with two finals appearances at the BNP Paribas Open and the French Open.
Wawrinka’s withdrawal follows Andy Murray’s decision to skip the Masters Series events in Montreal as the Brit hopes to recover from a hip injury and is yet announce whether he will play either at Cincinnati or at the US Open.
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Novak Djokovic will also be missing as he ended his 2017 season owing to an elbow injury that forced him to retire during his Wimbledon quarter-final match against Tomas Berdych.
The current World No 4 will be hoping to follow the footsteps of his fellow Swiss Roger Federer and Rafael Nadal as both made successful comebacks from lengthy absences to claim Grand Slam Titles this season.
Wawrinka has been replaced by German Florian Mayer in the US open draw.