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.
Dog comes home gnawing on human bone
Julius Randle breaks leg during NBA debut