Leyton Orient defender Charlie Daniels is likely to be rested as he eases his way back from a knee injury.Strikers Jonathan Tehoue and Scott McGleish may be handed starts. [LNB]West Brom's Jerome Thomas has been ruled out after twisting his ankle during the 1-0 win over Sunderland at the weekend. [LNB]Ishmael Miller and defender Joe Mattock are also on the sidelines, and new signing Somen Tchoyi will not play a part as he is lacking match fitness. [LNB][LNB] MATCH FACTS Head-to-head[LNB]• Their most recent meeting was in the League Cup. Albion won the first round tie 3-0 at Brisbane Road in August 2006.[LNB] [LNB][LNB] • West Brom have prevailed on 18 of 32 occasions when the sides have met, Orient have won six, and eight have been drawn. [LNB]Leyton Orient[LNB]• Leyton Orient, who put out fellow League One side Swindon in the first round, have qualified for the second round three times in the last four years. [LNB]• But the 1963 quarter-finalists have not appeared in round three since 1991. [LNB]• Russell Slade's side have scored in each of their four league and cup games this season, but the Carling Cup success over Swindon is their only victory so far. [LNB]• Adam Chambers was a West Brom trainee and he is in line to make his 250th club career appearance. [LNB]West Brom[LNB]• West Brom reached the third round last season where they were knocked out by Arsenal. [LNB]• The season before, when they were a Premier League club, League One side Hartlepool knocked them out in the second round. [LNB]• The Baggies won the League Cup in 1966, and have been runners-up twice since. [LNB]• Albion's only previous away game this season saw them trounced 6-0 by Chelsea. [LNB]• Nicky Shorey was a Leyton Orient trainee.