Kylian Mbappe has scored 11 goals in 11 games in Ligue 1 this season, but former Paris Saint-Germain winger Jerome Rothen has raised concerns about his state of mind.
PSG trail Sunday's opponents Lille in the French top-flight title race and, despite his goal return, Mbappe has not always looked at his sharpest this season.
Transfer talk continues to surround the 21-year-old. Though PSG director Leonardo says he is confident Mbappe will sign a new contract , links with Real Madrid persist.
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“There is some concern about his state of mind,” Rothen told RMC Sport .