After sustaining a concussion during practice Oct. 8, No. 1 goalie Matt Murray missed Pittsburgh's 4-2 win against the Vegas Golden Knights on Oct. 11 before backing up DeSmith in its 4-3 shootout loss to the Montreal Canadiens on Oct. 13. Murray will back up DeSmith again Tuesday.
The Canucks will be without center Elias Pettersson, who is in concussion protocol after being injured on a hit by Florida Panthers defenseman Mike Matheson on Saturday. Pettersson, 19, leads NHL rookies in goals (five) and points (eight).
Vancouver recalled forward
Adam Gaudette
, who is expected to replace Pettersson at second-line center, on Monday.
After losing two of their first three games, the Canucks have won their past two.