AC Milan midfielder Clarence Seedorf has been ruled out for several weeks with a pulled hamstring.
The veteran picked up the injury in the opening minutes of Milan's 4-0 win over Arsenal in the Champions League on Wednesday.
The Italian giants revealed that they would be conducting further tests next week.
Milan, who are currently top of Serie A, travel to the Emirates Stadium for the second leg of their last-16 tie on Tuesday, March 6.