Seamer Atkinson Compounds England's Fitness Worries.
'Significant concern' for England as Atkinson is forced off due to a hamstring issue.
The English seamer added to the fitness woes of the England squad when he left the field early on day two in the Melbourne Test versus the Australians.
The right-arm seamer experienced discomfort in his left leg immediately following a delivery that he bowled during the morning session.
The touring camp reported Atkinson had experienced "tightness" and was to take time off the field to undergo evaluation "in the coming hours".
The series decider in this Ashes battle at the SCG gets underway on Sunday, 4 January.
England have already lost key quicks one seamer to a knee injury and Jofra Archer with an abdominal strain on this Ashes tour.
Matthew Fisher was called up as injury reinforcement.
The seamer had a tough time in the opening two Tests, managing only three wickets.
He was dropped of the third Test, then recalled for the Boxing Day match to fill the void.
Surrey's Atkinson performed better in the fourth Test, bagging two scalps in Australia's first innings, and scoring 28 runs while batting as one of just three English batsmen to reach double figures.
Post a single over in Australia's second innings, he resumed the next day and had nightwatchman taken by the wicketkeeper.
Unfortunately, towards the conclusion of that over, he delivered a slower ball to Travis Head and promptly felt at his leg.
Gus Atkinson returned to the side for the fourth Ashes Test after being left out the Adelaide game.
