晕厥的;
Positive criteria were syncopal attack, presyncope with systolic blood pressure less than 90 mm Hg and/ or heart rate below 60/ mm.
试验阳性标准为晕厥先兆伴收缩期血压<90mm Hg(1mm Hg=0.133kPa)和/或心率<60次/min。
He had a syncopal attack this morning.
他今晨突然晕厥.
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