Teemu Pukki and Oliver Skipp will miss Norwich City's final game of the Championship season at Barnsley.
Depending on the severity of the injury, he could be a doubt for Finland's European Championship campaign, which begins on 12 June.
Meanwhile, midfielder Skipp, who is on loan from Tottenham Hotspur, has had surgery on a fractured metatarsal.
The 20-year-old has featured 47 times in all competitions for the Canaries this season, scoring once.