Per David Alter of The Hockey News, the Maple Leafs placed Dewar (upper body) on injured reserve Saturday.

Dewar will not be in the lineup against Columbus on Wednesday due to an upper-body injury, David Alter of The Hockey News reports.

Dewar registered a shorthanded assist and three blocked shots in Tuesday's 2-1 overtime win over the Devils.

Dewar (shoulder) was recalled from his conditioning stint with AHL Toronto and activated off long-term injured reserve Friday.

Dewar (shoulder) was reassigned to AHL Toronto on a conditioning assignment Friday.

Dewar (shoulder) was placed on long-term injured reserve Wednesday, PuckPedia reports.

Dewar (shoulder) was placed on injured reserve Monday.

Dewar (shoulder) was on the ice Wednesday, per David Alter of The Hockey News.

Dewar (shoulder) remains out indefinitely following offseason shoulder surgery, though he hasn't suffered any setbacks, Dave McCarthy of NHL.com reports Wednesday.

Dewar (shoulder) inked a one-year, $1.18 million contract with Toronto on Tuesday.