General manager Jim Benning said Jacob Markstrom had a "minor lower-body procedure" Wednesday and will be re-evaluated in two weeks.
Pavel Francouz will tend the home twine against the Sabres on Wednesday, Rick Sadowski of NHL.com reports.
Vince Dunn posted two hits and a plus-2 rating over 16:19 in Tuesday's 6-5 win over the Blackhawks.
Sammy Blais posted three hits and two shots on net across 8:46 in Tuesday's 6-5 win over the Blackhawks.
Andre Burakovsky (illness) won't play Wednesday against the Sabres, Adrian Dater of ColoradoHockeyNow.com reports.
Mikko Koskinen will tend the road twine in Wednesday's matchup versus the Golden Knights, Jack Michaels of the Oilers Radio Network reports.
James van Riemsdyk posted a power-play assist and a shot on net across 12:21 in Tuesday's 4-2 win over the Sharks.
William Nylander scored a power-play goal and added an assist in Tuesday's 4-3 win over the Lightning.
Filip Hronek (head) is questionable for Thursday's game against the Wild, Ted Kulfan of The Detroit News reports.
Marc-Andre Fleury will defend the cage versus Edmonton at home Wednesday, Jesse Granger of The Athletic reports.
Pavel Buchnevich (undisclosed) will be a game-time decision for Thursday's game against the Canadiens, Vince Z. Mercogliano of USA Today reports.
Braden Holtby will tend the twine for Sunday's road clash with Minnesota, Tarik El-Bashir of The Athletic reports.
Ilya Samsonov will get the road start against the Jets on Thursday, JJ Regan of NBC Sports Washington reports.
Per Vince Z. Mercogliano of USA Today, Alexandar Georgiev was the first goalie off the ice at Wednesday's morning skate, which suggests he'll get the start in goal in Thursday's road matchup with Montreal.
Anthony Beauvillier only has one goal and one assist in his last eight games for the Islanders.
Jakub Vrana tallied a goal and four shots during Tuesday's 4-3 shootout win over the Jets.
Richard Panik tallied an assist, two shots and two hits during Tuesday's 4-3 shootout win over the Jets.
Carter Hutton will get the starting nod on the road versus Colorado on Wednesday.
Kyle Connor scored a goal on three shots in Tuesday's overtime loss to Washington.
Nikolaj Ehlers scored a goal on five shots and picked up an assist versus Washington on Tuesday.