Tuson has made 10 appearances for Wigan this season
Wigan Warriors second row forward Chris Tuson will be out for six weeks after he suffered medial ligament damage.
The 23-year-old will miss the Challenge Cup quarter-final against Warrington, as well as upcoming Super League games against Hull, Salford and Bradford.
Wigan coach Michael Maguire told
BBC Radio Manchester
: "He unfortunately got a medial strain so probably (he'll miss) about five to six weeks.
"It's unfortunate, Chris has been doing a great job for the team."