Etuhu is back in full training after missing the last two matches with a broken nose sustained in the recent FA Cup win at MK Dons.
Manager David Flitcroft has no new injury or suspension problems, but must decide who will start at left-back in the absence of Scott Golbourne, who is out for the rest of the season with a knee injury.
Jim McNulty and Scott Wiseman have stepped in for Golbourne in the last two matches.
Ryan Tunnicliffe, on loan from Manchester United, is expected to continue in midfield after making his debut last week, while Jacob Mellis and Tomasz Cywka are pushing for recalls.
The Tykes' nine-match unbeaten run was halted at Bristol City last week, but they remain two points clear of the relegation zone and have won their last four home matches.
- Sports & Recreation
- Scott Golbourne
- Scott Wiseman