Newhook is dealing with a non-COVID illness and is questionable to play on Tuesday. He didn't travel with the team initially but is currently on his way to Pittsburgh and may play against the Penguins.
Gallagher has been sidelined by a lower-body injury since March 17th but is set to play Tuesday vs. the Senators. It's unclear who he will skate with but he enters play with just five goals and nine assists (14 points) in 43 games this season.
Heineman was originally a second-round pick of the Panthers in 2020. He was traded to Calgary as part of the Sam Bennett trade and then traded to Montreal as a part of the Tyler Toffoli trade. The 20-year-old winger scored 11 goals with five assists (16 points) in 38 games with Leksands IF (SHL) this season.
Condotta was an undrafted free agent out of UMass-Lowell. The 24-year-old forward had 10 goals with 13 assists (23 points) in 33 games this season.
Dach missed the morning skate due to a non-COVID illness and will be a game-time decision vs. the Sabres. If Dach can't play, look for Philipp Kurashev to draw back into the lineup.
Gallagher will miss 4-to-5 games after picking up a lower-body injury in Thursday's loss to the Panthers. With Jonathan Drouin also out for an extended period of time, the Canadiens scoring depth will be tested.
Gallagher missed Saturday's game vs. the Senators with a lower-body injury and will miss Monday's game vs. the Bruins due to an illness.
Anderson has missed the last two games with a lower-body injury but could be back in the lineup vs. the Senators. Anderson is considered a game-time decision, so monitor his status as the Canadiens hit the ice for warmups at 6:30 PM ET.
Gallagher will miss Saturday's game vs. the Senators due to a lower-body injury. Gallagher, who has just four points (1G / 3A) in his last 23 games, will likely be replaced by Mathieu Perreault.
Primeau was demoted to make room for Jake Allen, who was activated from IR and is expected to start on Thursday. Primeau is 11-9-1 with a 2.80 GAA and .912 SV% in 23 AHL games this season.
Dvorak has been sidelined by an upper-body injury since January 24th but appears ready to play Thursday vs. the Stars. Dvorak has been relatively quiet in his first season with Montreal, scoring seven goals with nine assists (16 points) in 34 games.