The Brazilian was surprisingly missing from the team sheet, which Rosenior addressed before the 3-2 win.
Advertisement
Advertisement
Rosenior told Sky Sports: "Unfortunately for personal reasons Estevao has had to go home.
"My love and my thoughts are with him and is family at this moment and I just hope he's okay."
Chelsea are insisting the reasons for Estevao's flight home will remain private at this time.