Portugal coach Paulo Bento has called up Real Betis' Nelson for his side's 2014 FIFA World Cup qualifier against Northern Ireland, following an injury to Fabio Coentrao.
Real Madrid left-back Coentrao limped out of its match in
Midfielder Raul Meireles also picked up an injury during training but Bento has decided not to call up a replacement for him, instead making do with the remaining 22 players at his disposal.
Northern Ireland is fourth with one point from two games.
Heart of Midlothian will begin next season with a 15-point penalty after major creditor Ukio Bankas succeeded in installing its preferred administrator in charge of the club.