Senyshyn was added to AHL Providence's roster for the team's playoff run, sootoday.com reports.
Pastrnak will join the Czech national team for the 2017 IIHF World Championship, Joe Haggerty of CSN New England reports.
McAvoy is slated to join Team USA for the IIHF World Championships, which open up on May 5, Kevin Allen of USA TODAY reports.
Krug, who missed all six of the Bruins' playoff games, revealed that he was dealing with an MCL strain in his right knee, Joe Haggerty of CSN New England reports.
Mark Divver of the Providence Journal relays that for now, it looks like Acciari (unspecified issue) won't be available for AHL Providence's playoff series against Wilkes-Barre Scranton.
Krejci dealt with a knee injury during the Bruins' first-round series against the Senators and was targeting the second round of the playoffs for a return, Fluto Shinzawa of the Boston Globe reports.
McQuaid told the media Tuesday that he suffered a neck injury in Game 2 against Ottawa that kept him out for the remainder of the series.
Bergeron was dealing with a sports hernia for much of the season and is contemplating surgery, Amalie Benjamin of NHL.com reports.
Krug told reporters Tuesday that it was a knee injury that caused him to miss the final game of the regular season, as well as the Bruins' entire postseason run.
Carlo did not play in Boston's six playoff games because he was dealing with a concussion.
Kuraly practiced with the Providence Bruins on Tuesday, Mark Divver of The Providence Journal reports.
Marchand recorded two assists, two shots and a plus-1 rating in 23:15 of ice time during a 3-2 loss to the Senators in Game 6 of the first round Sunday. Ottawa won the series 4-2.
Rask allowed three goals on 29 shots in a 3-2 overtime defeat during Game 6 of the first round against the Senators. Ottawa won the series, 4-2.
Carlo (upper body) will not dress for Sunday's Game 6 against the Senators.
McQuaid (upper body) won't play in Game 6 against Ottawa.
Rask will be in the crease for Sunday's Game 6 against Ottawa, Joe Haggerty of CSN NE reports.
Krug (lower body) won't play in Sunday's game against Ottawa.
Krejci (lower body) won't be in the lineup for Sunday's Game 6, Fluto Shinzawa of the Boston Globe reports.
Krejci (lower body) is considered day-to-day after leaving Friday's Game 5 contest against the Senators late in the first period, NHL.com reports.
Rask denied 41 of 43 shots from the Senators on Friday, en route to a double-overtime win for Game 5.
Pastrnak lit the lamp Friday in what culminated as a 3-2 double-overtime win over the Senators for Game 5.
Kuraly came up huge in Game 5 on Friday, sinking the final two goals -- including the double-overtime game-winner -- to avoid elimination from the Senators in the conference quarterfinals.
Krejci will not return to Friday's game against the Senators due to a lower-body injury.
Rask will start between the pipes in Friday's Game 5 against the Senators, CSN New England's Joe Haggerty reports.
Spooner is likely to be scratched from Game 5 against the Senators on Friday, Joe Haggerty of CSNNE.com reports.