The talented winger came off in the Carabao Cup semi final first leg against Liverpool on Thursday.
The Gunners managed to eek out a 0-0 draw in the first leg away from home, after Granit Xhaka got a red card early in the contest.
Asked about Saka post-game, Arteta said: "He felt something in the last minute, he was really fatigued and I don't know.
"He's a young boy and he recovers really quickly, but he's played a lot of minutes in the last month. So, let's see how he develops."
Need a VPN? Or seeking to switch? Then support Tribal Football by clicking here to sign up with our official partners NordVPN. Not only will you receive the best VPN experience, but also great discounts by signing up via Tribal Football. Thanks for your support!