The 17-year-old had to be substituted out in the 97th minute of last night's 2-1 victory against Rayo Vallecano, following a rough collision with Isi Palazón.
Barcelona midfielder Marc Bernal has suffered a knee injury.AdvertisementAdvertisementAnd news this morning has revealed Bernal has suffered a serious ligament injury to his left knee.
Barca announced: "Marc Bernal has a rupture of the anterior cruciate ligament of the left knee and an injury associated with the external meniscus.
"In the next few days he will undergo surgical treatment. We are with you, Marc."