ST. LOUIS - Ivan Barbashev sustained an upper-body injury in Saturday's come-from-behind 4-3 victory against the Chicago Blackhawks.
Blues Head Coach Craig Berube said Barbashev is day-to-day.
Barbashev took 12 shifts and played 11 minutes and 14 seconds before leaving Saturday's game with the injury. He did not play in the third period.
Through 34 games this season, Barbashev has five goals and 10 assists.