根据托罗邦T状态,耐火性不稳定性心肌痛患者的血管学发现
C Heeschen1, M J van Den Brand, C W Hamm
1Stanford University Medical School, Dept. of Cardiovascular Medicine, Palo Alto, California 94305-5406, USA. heeschen@stanford.edu
Circulation
|October 6, 1999
概括
在不稳定的心痛患者中,T型热素水平升高预示着心脏风险更高,对abciximab治疗反应更好. 血管检测结果对治疗疗效的预测能力不如热素T状态.
科学领域:
- 心脏病学 心脏病学
- 干预心脏病学 干预心脏病学
背景情况:
- CAPTURE试验证明了abciximab在不稳定性心痛中具有益处,特别是在肌素T (TnT) 升高的患者中.
- 这项研究将血管学发现与CAPTURE患者的TnT状态相关联.
研究的目的:
- 在不稳定的胸痛患者中研究血管图学特征与托罗邦素T水平之间的关系.
- 为了确定TnT状态或血管学发现是否更好地预测心脏风险和abciximab疗效.
主要方法:
- 对来自CAPTURE试验的853名患者的血管图数据 (TIMI流量,病变严重程度,血栓可见性) 和TnT水平的分析.
- 多变量分析以确定结果和治疗疗效的独立预测因素.
主要成果:
- 阳性TnT患者有较高的可见血栓率 (14.6%与4.2%) 和复杂的病变率 (72.0%与53.9%).
- 阿布西西马布改善了血栓可见性,TIMI流动,并减少了心脏事件,主要是在TnT阳性患者中.
- TnT状态,而不是血管学发现,独立预测的结果和abciximab疗效.
结论:
- 提升的TnT水平与不稳定的心痛中复杂的病变和血栓形成有关.
- TnT状态是心脏风险和abciximab益处的更强有力的预测因素,而不是血管学特征.
- TnT是一种敏感的标记物,用于识别抗血小板治疗最能受益的不稳定性胸痛患者.
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