The Australian was told by medics to rest for at least four weeks as he left the training ground wearing a knee brace for support.
Neill has struggled with injuries since joining the Hammers from Blackburn Rovers for £1.5 million in January.
The Australian was told by medics to rest for at least four weeks as he left the training ground wearing a knee brace for support.
Neill has struggled with injuries since joining the Hammers from Blackburn Rovers for £1.5 million in January.