Stormers boss John Dobson revealed that Springbok fly-half Manie Libbok was taken straight to hospital after he was stretchered from the pitch on Saturday.
Springbok prop Ox Nche said the team's theme for the week in the set pieces ahead of their Rugby Championship clash against Argentina on Saturday was to "expect the unexpected".
Springbok coach Rassie Erasmus named a strong 33-man squad led by double Rugby World Cup-winning captain Siya Kolisi for the this year's Rugby Championship, which kicks off against the Wallabies in Brisbane on 10 August.
Springbok head coach Rassie Erasmus looks set to be a bit thin in the second-row department for the upcoming internationals against Wales, Ireland and Portugal.
Springbok star Lood de Jager will finally make his return to the game after almost six months on the sidelines.
Springbok flyhalf Handre Pollard was forged in the fires of international junior rugby, an experience he looks back on fondly.