可分为三类：①血管减压型晕厥(vasodepressor syncope， VDS)即晕厥时伴明显血压下降(收缩压≤80 mmHg和(或)舒张压≤50 mmHg或MAP下降25%);②...
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Most of the post-exercise syncope were vasodepressor syncope.
运动后的大多数晕厥是血管舒缩性晕厥。
ConclusionMost of the post-exercise syncope were vasodepressor syncope. TTT is the first choice to distinguish post-exercise syncope with a negative tread-mill exercise testing.
结论运动后晕厥多属血管迷走性，TTT是鉴别活动平板运动试验结果阴性患者运动后晕厥的首选方案。
Results Of the 186 post-exercise syncope patients, 141 had a positive TTT results(75.81%), most of them were male(102/141). Most of the syncope were vasodepressor syncope(106/141).
结果186例运动后晕厥患者有141例在TTT中出现阳性，阳性率75.81%，且以男性（102/141）、血管抑制性晕厥（106/141）患者占大多数；
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