Boston Bruins forward Ryan Spooner is out indefinitely after being diagnosed with a concussion.
Spooner was injured in the third period of a 4-2 loss to the Ottawa Senators on Monday. He had 13:32 of ice time prior to leaving the game.
The 25-year-old has 34 points (11 goals, 23 assists) in 65 games this season. Spooner has 112 points (32 goals, 80 assists) in 201 NHL games in five seasons, all with the Bruins.