France centre Wesley Fofana is likely to miss the rest of the Six Nations after suffering a fractured rib during Friday's defeat to Wales.
The 26-year-old, who plays his club rugby for Clermont Auvergne, could be sidelined for as long as a month.
Les Bleus return to action on Saturday when they travel to Murrayfield to face Scotland.
They then conclude their campaign on March 15 at home to Ireland.