The Spain forward will miss the trip to Liverpool on Wednesday night due to an injury suffered in unspecified circumstances, with Diego Costa also out
Chelsea interim manager Guus Hiddink has joked that Pedro will join the "Zorro team" after breaking his nose in an accident at home.
The Spain international will miss the Blues' game against Liverpool on Wednesday after sitting out training due to the injury, the cause of which has not been revealed.
Pedro joins the likes of Diego Costa, Nemanja Matic, Cesar Azpilicueta, John Terry and Gary Cahill in suffering a facial injury that requires the use of a mask in recent seasons.