Luis Nani may be available for the game after suffering a hip injury, but Darren Fletcher looks more doubtful as he is still trying to recover from a cold. Michael Owen may return after declaring himself fit but Paul Scholes, John O'Shea, Antonio Valencia and Owen Hargreaves will all miss out due to injury. Ji-Sung Park is unavailable after leaving to play for South Korea in the Asian Cup.
Man United squad: Van der Sar, Kuszczak, Rafael, Brown, Neville, O'Shea, Ferdinand, Vidic, Smalling, Evans, Evra, Fabio, Nani, Obertan, Carrick, Fletcher, Gibson, Anderson, Giggs, Bebe, Rooney, Berbatov, Macheda, Hernandez and Owen.
Alexander Hleb may return for the home side after recovering from a hamstring injury. The Blues will be without Enric Valles who is suffering from a stress fracture to his foot and long term absentee James McFadden after he had surgery on his knee.
There have been 100 games played between the two side, which have seen 47 Man United wins, 25 Birmingham wins and 28 draws. Birmingham haven't beaten Man United in 22 league matches, which dates back to 11th November 1978 when they beat United 5-1.
Lee Mason will officiate tonight's game, so far this season he has refereed 13 games, showing 54 yellow cards and five reds. Mason has only taken charge of one Manchester United game this season, which was the 3-2 win over Wolves at Old Trafford in the League Cup. Mason hasn't officiated any games involving Birmingham this season.
