Pettersson is on the injured reserve list while recovering from a minor MCL sprain but is expected to be activated in time for Sunday's game against the Red Wings.
Vancouver Canucks last injuries
Horvat sustained a charley horse last game but is expected to suit up for Friday's contest versus the Sabres.
Nilsson is ailing from a stomach bug but is likely to be available against the Avalanche on Wednesday.
Leivo has been placed on injured reserve due to an upper-body injury but is expected to return Sunday against the Panthers.
Boston Bruins last injuries
Nordstrum is on the injured reserve list due to a non-displaced fibula fracture in his leg and it is uncertain if he will be activated in time for January 29 against the Jets.
Rask came out of the last game after being run into and suffering a concussion. A return to the crease January 29 against the Jets is uncertain.
Wagner is battling an illness but it is likely he will be available for Wednesday's contest versus the Flyers.
DeBrusk has a lower-body injury but is expected to lace up for Wednesday's game against the Flyers.
McAvoy is on injured reserve with a lower-body injury. He has returned to practice and is lining up to return Saturday against the Maple Leafs.
Rask is not expected to play Thursday against the Capitals as he is to be rested.