Earlier this week, Leeds announced on their official website that Forshaw will miss the rest of the season due to hip injury.
It was stated that the midfielder will go to the USA for the surgery, and that he will not play again this campaign.
The 28-year-old has taken to Instagram to admit his disappointment at his season ending early, but he has said that he is on the mend now.
The former Middlesbrough midfielder has also stated that he is confident that Leeds will be in the Premier League next season.
Leeds are second in the Championship table at the moment with 56 points from 32 matches, six points behind leaders West Bromwich Albion and level on points with third-placed Fulham.
The Whites will return to action on Saturday afternoon when they take on Bristol City at Elland Road in the Championship.
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