Arteta said: “I hope he is available. We will see with training on Thursday or not. He has played a lot of minutes. I am confident he will be OK.”
Gabriel Martinelli, however, is rested after starting against Chelsea and Brighton as he continues his return from a serious knee injury. Alexandre Lacazette starts instead.
Emile Smith Rowe is given another start after the 20-year-old midfielder impressed against Brighton, with Dani Ceballos replacing Mohamed Elneny.
Arsenal XI: Leno, Bellerin, Holding, Pablo Mari, Tierney, Ceballos, Xhaka, Saka, Smith Rowe, Aubameyang, Lacazette
Subs: Willian, Runarsson, Maitland-Niles, Pepe, Luiz, Elneny, Willock, Nketiah, Martinelli
West Brom XI: Johnstone, Furlong, Ajayi, O’Shea, Ivanovic, Sawyers, Matheus Pereira, Phillips, Gallagher, Diangana, Robinson
Subs: Gibbs, Bartley, Grosicki, Austin, Harper, Krovinovic, Peltier, Button, Diaby
Saturday 8pm GMT, BT Sport
Injury list: Gabriel (self isolation following close contact with someone who has Covid-19), Partey (thigh)
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