Karlsson played during the first round of the playoffs with two microfractures in one of his feet that he suffered trying to block a shot late in the regular season.
Coach Guy Boucher said he expects both goaltender Craig Anderson — who made 17 saves before being replaced by Mike Condon for the third period — and Karlsson to play in Game 5 on Saturday at Ottawa. The Rangers evened the Eastern Conference second-round series at 2-2 with Thursday’s win
“We felt it was better for him to keep him off the ice in the [third] period,” Boucher said of Karlsson. “He could’ve come back, but we just wanted to make sure. He has a lower-body injury.”
The Associated Press contributed to this report.