Miralem Pjanic will return to Turin in the coming hours, with Juventus waiting to discover the extent of his muscular injury.
The midfielder was on international duty with Bosnia, but picked up a muscular injury toward the end of the goalless draw with Austria.
According to ANSA, he is expected back in Turin in the coming hours for scans, as the Bianconeri assess him ahead of the Spal game.
Coach Massimiliano Allegri has had a number of midfield injury problems, with Emre Can out after thyroid surgery and Sami Khedira just coming back from a muscular problem of his own.
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