Keith is going to retire from hockey, reports Pierre LeBrun of TSN.
Keith posted a power-play assist, two hits and two blocked shots in Monday's 4-3 loss to the Kings in Game 1.
Keith (upper body) was activated off injured reserve and will participate in Tuesday's game against Philadelphia.
Keith (upper body) could be an option against the Flyers on Tuesday, Jason Gregor of OilersNation.com reports.
Keith (upper body) was placed on injured reserve Thursday.
Keith (upper body) will be sidelined for 2-4 weeks.
Keith (upper body) was injured in the first period of Wednesday's game versus the Blackhawks, Daniel Nugent-Bowman of The Athletic reports.
Keith dished out two assists and blocked three shots in Wednesday's 5-3 win over Washington.
Keith managed an assist and blocked two shots in Saturday's 6-4 loss to the Senators.
Keith recorded an assist and two blocked shots in Saturday's 3-2 overtime loss to the Islanders.