With Theo Walcott still out injured, Olivier Giroud's ability to shake off a minor complaint to make himself available for the weekend.
Arsenal made sure they kept in touch with league leaders Chelsea after a comfortable and well deservedly win at the Liberty Stadium, although the loss of Olivier Giroud to injury, did take the shine off.
Arsenal completed a miraculous comeback to get a 3-3 draw with Bournemouth at the Vitality Stadium.
Olivier Giroud scored an outrageous goal and Arsenal cruised to a 2-0 victory over Crystal Palace on New Year's Day.
Olivier Giroud thanked Arsene Wenger for the late Christmas present of his first start of the season by heading the winning goal for the Gunners against West Brom.
Arsenal manager Arsene Wenger said the club will assess injuries to Olivier Giroud and Santi Cazorla prior to the weekend.
Olivier Giroud will miss the EFL Cup quarter-final against Southampton due to a minor muscular issue.
Arsenal appear destined for another second place group stage finish after managing only a home draw against PSG at the Emirates on Wednesday.
Arsenal put on one of the weaker attacking displays in quite some time and were down a goal late, but Olivier Giroud scored to level the match as the Gunners draw with Manchester United, 1-1.
An second half appearance by Olivier Giroud sparked Arsenal's attack as they would score three times in quick succession to blow past woeful Sunderland, 1-4.
Olivier Giroud is finally set to return as Arsenal prepare to face Reading in the League Cup on Tuesday.
Arsene Wenger has indicated that Olivier Giroud is still short of fitness and will miss out on the visit of Middlesbrough.
Arsene Wenger has described his France international forward as continuing his preparation for a return to first team action but he will not be ready for Arsenal's Champions League tie on Wednesday.
Arsenal forward Olivier Giroud must have suffered some knock as he will miss his third week of action due to the injury.