Arsenal manager, Mikel Arteta, has admitted he is “pretty worried” about a potential injury layoff for Granit Xhaka.
Xhaka was forced off during their 3-1 win over Tottenham on Sunday.
The Swiss midfielder was caught by a falling Lucas Moura and had to be assisted off the pitch by medical staff following a lengthy treatment on the pitch.
It was the only bad note for Arsenal on a day they blew their rivals away.
Arteta now fears that a lengthy spell for Xhaka, who only returned from a three-match suspension.
“I’m pretty worried because it doesn’t look very positive at the moment,” Arteta told his post-match press conference.
Arsenal play Brighton next in the league.