Paceman Atkinson Compounds the English team's Injury Concerns.
'Significant concern' for the touring side as Atkinson leaves the field due to a hamstring issue.
The pace bowler increased the injury concerns plaguing England after leaving the playing area on the second morning of the Boxing Day Test versus the Australians.
The right-arm seamer felt a problem in his left leg immediately following a delivery in his spell during the morning session.
The England team reported the 27-year-old had experienced "tightness" and was to take time on the sidelines in order to be assessed "during the day".
The series decider of the tour in Sydney gets underway this coming Sunday.
The English side has already lost key quicks one seamer due to knee trouble and Jofra Archer to a side strain on this Ashes tour.
Matthew Fisher was called up to provide backup.
The seamer had a tough time early in the series, taking just a handful of scalps.
He was dropped from the previous Test, before being recalled for the Boxing Day match in the playing XI.
The county bowler performed better in the fourth Test, bagging two scalps during the host's first knock, and scoring 28 runs while batting being one of only three English batsmen who passed ten runs.
Following a brief spell in Australia's second innings, he returned the next day and had nightwatchman edging to the keeper.
Unfortunately, on the final ball of the fifth over, he delivered a slower ball to Travis Head and promptly felt for his hamstring.
The English bowler returned to the side for the Melbourne match after being left out the previous Test.
