Arsenal manager Mikel Arteta has confirmed that Sead Kolasinac has picked up a shoulder problem which will keep him out of action for a certain period of time.The Bosnia international sustained the injury during the opening 10 minutes of the Premier League Jason Zucker Women Jersey clash against Everton and he was shortly substituted with Bukayo Saka taking his place at left-back.Following the 3-2 win over the Toffees, the club announced that Kolasinac had sustained a significant shoulder injury and when asked about an update, Arteta confirmed that the defender could be out of action for a while.The Spanish head coach added that the exact nature of the shoulder injury has yet to be identified Joel Eriksson Ek Men Jersey but he is hopeful that the 26-year-old can make a comeback before the season concludes.He is seeing the specialist today and we will know more this afternoon. But yes, he was in pain, its a difficult area and we are not very positive about it, he was quoted as saying by the.Hopefully, yes he will play again this season . But I dont know. Its depending on whether hes dislocated it and if he needs surgery or not. We will know more this afternoon, hopefully.Arsenal currently have senior players such as Kyle Quincey Jersey Kieran Tierney and Cedric Soares, who can feature on the left side of the backline but neither have reported for the full training se sions.Tierney has been out since the beginning of December after a surgery for a dislocated shoulder but the club have revealed that he could commence training alongside his teammates by the .Elsewhere, Soares has been nursing a knee injury picked up prior to his January loan switch from Southampton. Similar to Tierney, he has been tipped to return to the full training se sions by the end of the month.As such, both players will require at least a week or two before getting into Kirill Kaprizov Men Jersey first-team action and until then, young graduate Saka is widely expected to continue as the makeshift left-back.The 18-year-old has fared impre sively with nine a sists and three goals while regularly operating from the position but the Gunners need to be careful about the workload for the youngster.Ainsley Maitland-Niles is another option at Artetas disposal for the left-back role. The youngster has, however, fallen Jared Spurgeon Kids Jersey down the selection order and has managed just over the past month.