Everton midfielder Abdoulaye Doucoure has suffered a broken foot and is expected to be out for around seven weeks.
In eight Premier League appearances this season, the in-form midfielder has scored twice and ranks second in the league for assists on four behind Manchester United’s Paul Pogba.
The 28-year-old now faces an extended spell on the sidelines with a fractured metatarsal and requires surgery.
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Everton boss Rafael Benitez is short in midfield with Andre Gomes and Fabian Delph both out with injuries, meaning Tom Davies or Jean-Philippe Gbamin may be recalled.
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He also has problems in the forward areas with Dominic Calvert-Lewin and Richarlison struggling for fitness.
Calvert-Lewin has been out for two months with toe and thigh injuries and is still not expected to return for the Toffees for a few weeks, while Richarlison could face former club Watford on Saturday as he recovers from a knee injury.
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