ECG returned to normal after the skin lesion subsided.

皮损消失后心电图亦恢复正常。

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All had acute chest pain but normal enzymes and a lack of diagnostic ECG changes, the authors explained.

所有患者均有急性胸痛，但心肌酶正常，缺乏诊断性ecg改变，研究人员解释道。

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Objective to appraise the diagnostic value of magnetocardiography (MCG) in coronary heart disease (CHD) patients with normal resting electrocardiogram (ECG).

目的探讨心磁图(mcg)法对静息心电图正常的冠心病患者的诊断价值。

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The scientist has only managed to run the check, which works at a much higher resolution than normal ecg equipment, on four CJD sufferers.

BBC: 'We may have a test for vCJD'