The Irishman saw red for a two-footed tackle on Leicester`s Richie Wellens and serves the first game of a three-match ban.
Defenders Paul Robinson and Danny Shittu (both hamstring) face fitness tests and decisions on the duo could be made as late as Saturday morning.
Striker Neil Harris has resumed full training following a back injury and could be in contention for a place on the bench.
Midfielder Kevin Lisbie recovered from a knee injury to take a place among the substitutes in the 2-0 victory over Leicester but could feature more prominently against the Eagles.
Shaun Batt is a long-term injury concern. The 23-year-old midfielder is receiving treatment for damaged cruciate ligaments and will not feature.
Source: PA
Source: PA