Following nearly 10 months out with a hip injury, Thiago made a welcome return to the matchday squad at the Emirates, where the Gunners put a dent in Liverpool's title aspirations with a 3-1 victory.
Thiago was given a second-half run-out in the defeat to Mikel Arteta's side, replacing Joe Gomez with five minutes of normal time remaining, and the Bayern Munich man had 10 touches of the ball and attempted 10 passes in his cameo appearance.
However, reports emerged earlier this week that the 32-year-old had picked up a muscular problem against Arsenal and would be set for another spell on the sidelines, rumours which Klopp confessed were true in Friday's press conference.
While Thiago stands to miss Saturday's visit of Burnley to Anfield, Klopp has stressed that the midfielder's latest setback is not a major one, and he is hopeful that the Spaniard will be able to don the Liverpool kit again at some point this season.
«Thiago, obviously, is not cool. Everything looked absolutely fantastic in training. We showed quite a lot of things, I think, on LFCTV so you can see the training moments and it looks outstanding so you think, 'Come on, take him, we have the opportunity, let him play a few minutes',» liverpoolfc.com quotes Klopp as saying.
«It's a muscle issue, we don't know the extent yet. We have to wait there a little bit, but it's not cool, of course. It was really not good news for him, for us, for everybody. On top of losing the game already and having that is not good.
»Yes [I expect him to play again
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