Striker Darren Bent (ankle), defender Richard Dunne (collarbone) and midfielder Fabian Delph (ankle) are all long-term casualties while utility player Ciaran Clark continues to make good progress in his recovery from a knee setback.
McLeish is considering naming an unchanged side after being impressed with the performance, particularly during the opening 45 minutes, in last weekend's 1-1 draw at Blackburn.
Fulham defender Aaron Hughes is an injury doubt for tomorrow's trip to Aston Villa in the Barclays Premier League.
The Northern Ireland international may miss out due to a calf complaint, while fellow defenders Stephen Kelly (quad) and Zdenek Grygera (knee) are definitely unavailable.
Steve Sidwell (hernia) is two weeks away from a return, although Bryan Ruiz is available after a virus.
Source: DSG
Source: DSG