增加组织因子表达预测心脏全移植血管病变的发展
Michael H Yen1, Guy Pilkington, Randall C Starling
1Department of Cardiovascular Medicine, Cleveland Clinic Foundation, Cleveland, Ohio 44195, USA.
Circulation
|September 11, 2002
概括
在心脏移植患者中,组织因子 (TF) 的早期表达预测了心脏全移植血管病变 (CAV). 高TF水平表明CAV风险增加,提供了预防的潜在预后工具.
科学领域:
- 心脏病学 心脏病学
- 免疫学 免疫学 免疫学
- 移植医学 移植医学
背景情况:
- 心脏全移植血管病变 (CAV) 是心脏移植接受者的一个主要限制.
- 氧化脂和纤维素沉积的增加与CAV发病率的增加有关.
- 受氧化脂质影响的组织因子 (TF) 表达在CAV患者中进行了研究.
研究的目的:
- 调查心脏移植接受者的组织因子 (TF) 表达和心脏全移植血管病变 (CAV) 之间的关联.
- 确定TF表达是否可以预测CAV的发展.
主要方法:
- 开发了一个TF得分来量化TF表达在右心脏活检 (RHB) 标本.
- 分析了63名接受常规随访的心脏移植患者的RHB.
- 与CAV的存在相关联的TF得分和前性跟踪患者来评估CAV的发展.
主要成果:
- 在移植后2年以上的患者中,高TF得分在CAV患者 (75%) 与没有CAV患者 (26%) 相比显著更频繁.
- 在移植后不到2年的患者中,高TF得分具有78.6%的CAV发展的积极预测值.
- 较低的TF得分显示了对CAV发展的100%负预测值.
结论:
- 早期的TF表达是随后的CAV发展的重要预测因素.
- 增加TF表达可能会在CAV病理生理学中将氧化LDL和纤维素沉积联系起来.
- TF可以作为预后标志物和CAV预防的治疗标.
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