A small muscle tear was repaired in his right knee. He suffered the injury Dec. 18 in a game against Toronto and has not been on the court since.
Varejao has played in 25 games this season with an average of 14.1 points per contest. He leads the NBA with an average of 14.4 rebounds a game.
Cleveland has the second worst record in the league at 9-28.
NBC reportedly holds celebs hostage to Jimmy Fallon's show
Aaron Carter is still in love with Hilary Duff