Zacha added an assist in Monday's 3-2 loss to the Maple Leafs for Game 2 of the conference quarterfinals.
Zacha scored the game-winning goal and added an assist in Tuesday's 4-3 win over the Panthers.
Zacha (lower body) is in Monday's lineup against the Maple Leafs, Fluto Shinzawa of The Athletic reports.
Zacha (lower body) will be a game-time decision ahead of Monday's matchup with Toronto, Luke Fox of Sportsnet reports.
Zacha notched an assist, four shots on goal and two blocked shots in Wednesday's 6-5 overtime win over the Oilers.
Zacha scored a goal and added an assist in Thursday's 4-0 win over the Canucks.
Zacha (illness) is expected to return to the lineup Monday against New Jersey, according to Fluto Shinzawa of The Athletic.
Zacha (illness) will be a game-time decision Saturday versus the Blues.
Zacha (upper body) will be activated from injured reserve ahead of his return to the lineup Tuesday against Minnesota, according to Steve Conroy of the Boston Herald.
Zacha (upper body) was placed on injured reserve Thursday.