The spirometry indicated remarkable flattened inspiratory loops on the flow volume curve while he was experiencing acute symptoms aggravated by an exercise test.

结果发现在吸气期，其气流与肺容积曲线图有明显之截平现象。

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Ponting, who averaged 16.14 runs in the series, aggravated the problem during the fourth Test in Melbourne, further displacing the bone fragment.

BBC: Cricket World Cup: Ricky Ponting makes nets return

He aggravated the problem during the next game in Melbourne and was ruled out of the final Test in Sydney.

BBC: Ashes: Australia's Ricky Ponting set to undergo surgery