Chelsea manager Enzo Maresca is facing a concern over one of his star players who is currently on international duty and may be a doubt against Nottingham Forest.
The Blues have several players on the sidelines, including Cole Palmer, who has been ruled out until November with a groin injury.
Estevao scored a dramatic 95th minute winner for Chelsea against Liverpool, his first goal for the club.
Estevao's recent performance for Brazil, scoring twice against South Korea, may be overshadowed by a potential injury that could cause him to miss the next match against Japan.
Author's summary: Chelsea faces concern over a star player's fitness.