Manager Tony Pulis has opted to stick with Sorensen instead of Asmir Begovic as he has been a regular in previous rounds.
Striker John Carew could come into contention following a four-match absence with a back problem.
Stoke, who go into the clash on the back of a 3-2 defeat by Tottenham in the Barclays Premier League, will be captained by central defender Ryan Shawcross.
Source: PA
