The No.11 required medical treatment in the 63rd minute of the Premier League contest at the Amex Stadium and was then replaced by Diogo Jota.
Offering an update post-match, Jürgen Klopp told BT Sport: “We will see.
"He thinks it’s not serious but you can see when Mo Salah is sitting down then something is not 100 per cent right.
"I think it was the situation before when he hit the ball and got blocked – he wanted to shoot and got blocked and I think the foot got slightly overstretched. We have to see.”