West Ham United striker Ricardo Vaz Te reportedly suffered a dislocated shoulder in the club's 3-1 defeat to Arsenal on Saturday.
The 26-year-old striker suffered the injury 20 minutes into the second period and was replaced by Matthew Taylor.
According to the BBC, the Portuguese has suffered a serious injury to his shoulder, but no official comment has yet been made by West Ham.
Vaz Te has scored once for the club this season.