Chelsea management are relieved after scan results on Wesley Fofana's knee injury.
After suffering a serious knee setback in October, Fofana was back in action in a friendly against Brentford this week.
However, Fofana was forced off after a collision with Bees striker Ivan Toney.
After scans yesterday, it was revealed Fofana had not aggravated his previous injury and instead it was a new setback.
The defender is expected to be missing for four weeks.