Sagna took a knock in Saturday's 6-1 win over Everton while Denilson (groin) and Fabregas (hamstring) will also be assessed on Tuesday although Gunners boss Arsene Wenger believes the Spaniard has a better than 50-50 chance of playing.
Midfielder Abou Diaby has recovered from a groin injury but defender Johan Djourou (knee) remains on the sideline
