Leeds already have a number of players on the injury list.
Leeds travel to Wigan for Sunday afternoon's Championship clash.
Leeds United winger Gjanni Alioski scored his country's fourth in their Nations League win.
Leeds earned all three points against Hull on Tuesday night thanks to a 1-0 win.
Leeds travel the short distance to face Hull City away from home on Tuesday night.
Gjanni Alioski has come in for some criticism at the start of this season at Leeds United.
Leeds United will be hoping to get back to winning ways in their latest Championship clash.
Gjanni Alioski was hugely disappointing as Leeds United lost for the first time in the Championship this season.
Leeds face Garry Monk's Birmingham on Saturday afternoon at Elland Road.
Leeds could be in the market for another striker in January.