Toronto forward Max Pacioretty has been ruled out for the Maple Leafs' game Monday night against the visiting Tampa Bay Lightning because of an upper-body injury.

Max Pacioretty was injured in Saturday's comeback victory over the Montreal Canadiens and will now miss significant time according to Leafs head coach Craig Berube.

Toronto Maple Leafs left wing Max Pacioretty (upper body) was placed on Injured Reserve on Wednesday. The move is retroactive to Jan. 18, meaning Pacioretty will not be eligible to return to the lineup until next week.

The 20-year-old centered the Maple Leafs' third line with Max Domi and Nick Robertson on his wings. Minten was recalled from the Marlies on Thursday after John Tavares went down with an injury at practice. Before Toronto's morning skate got underway, a few of the team's injured players were seen on the ice.

The Maple Leafs have placed Max Pacioretty on injured reserve and might be giving Toronto Marlies forward Jacob Quillan the opportunity of a lifetime. In the process of scoring seven unanswered goals on Saturday night against the Montreal Canadiens,

The left-shot winger was struck in the head by a puck Saturday against the Canadiens, but he was able to finish that contest. Pacioretty's next chance to return to the lineup will come in Ottawa on Saturday.

Max Pacioretty was placed on Injured Reserve retroactive to Jan. 18. That means he cannot return until at least after Saturday's game between the Toronto Maple Leafs and Ottawa Senators.

Max Pacioretty will not be in the lineup when the Toronto Maple Leafs take on the Tampa Bay Lightning on Monday.

More than one Maple Leaf said this was a game lost right in front of both nets. Toronto couldn’t convert and the Columbus Blue Jackets rarely missed on a porous defence and a shaky Dennis Hildeby in the 5-1 thrashing ,

Kirill Kaprizov and Jared Spurgeon could each return to the lineup for the Wild against the Utah Hockey Club on Thursday (8 p.m. ET; HULU, ESPN+). Each took part in line rushes at practice on Wednesday, and coach John Hynes said he is "cautiously optimistic" that they would play.

If Knies does miss at least Saturday in Ottawa, it could be the Leafs first look at 22-year-old Jacob Quillan the forward called up from the Marlies Wednesday morning for Pacioretty. “You never want to see a guy go down,” Matthews said of his fellow Arizonan Knies. “I didn’t see what happened (on the hit), but you’re obviously hoping for the best.”