The Belgian will miss Wednesday's Carabao Cup match against Frank Lampard's men, but could be in line to play at the weekend.
Eden Hazard will sit out Chelsea's Carabao Cup fourth-round match against Derby County but could return against Crystal Palace on Sunday.
Belgium international Hazard missed the Europa League victory over BATE and the Premier League win against Burnley due to a back injury.
Chelsea assistant coach Gianfranco Zola expects the 27-year-old to return to full training this week, potentially making him an option for the visit of the Eagles.
Editors' Picks
He said: "He's certainly much better.