Liverpool forward Hugo Ekitike was injured in the first half of the Champions League quarter-final second leg against PSG.
Idman.Biz reports that the French footballer could not get up on his own and left the field on a stretcher.
Ekitike may have ruptured his Achilles tendon and could be out for nine months to a year.
This was reported by sports injury specialist Abdul Salam Al-Shammari.
Ekitike was replaced by Mohamed Salah in the 30th minute.
The player's current contract with the club runs until the summer of 2031. According to Transfermarkt, his market value is 90 million euros.