在儿童中进行心脏和肺移植
Steven A Webber1, Kenneth McCurry, Adriana Zeevi
1Department of Pediatrics, University of Pittsburgh School of Medicine, Pittsburgh, PA, USA. steve.webber@chp.edu
Lancet (London, England)
|July 4, 2006
概括
儿童心脏移植的生存率有所改善,但肺部和心肺移植的结果仍然很差. 未来的研究旨在实现供体特异性耐受性,消除移植受体终身免疫抑制.
科学领域:
- 儿童心脏病学 儿童心脏病学
- 移植免疫学 移植免疫学
- 免疫抑制疗法是一种免疫抑制疗法.
背景情况:
- 儿科心脏移植的重大进展在过去20年里改善了中期生存率.
- 肺和心肺移植的结果没有那么显著地改善,手术仍然是缓和的.
- 目前的免疫抑制策略带有感染,恶性瘤和器官毒性的风险,对于需要终身治疗的年轻患者来说尤其具有挑战性.
研究的目的:
- 审查目前儿科心脏,肺和心肺移植的现状.
- 突出与儿科移植接受者长期免疫抑制相关的挑战.
- 讨论在固体器官移植中诱导捐赠者特异性耐受性的未来目标.
主要方法:
- 关于儿科固体器官移植的最新进展的综述.
- 对心脏,肺和心肺移植接受者的结局分析.
- 讨论目前的免疫抑制疗法及其局限性.
- 探索新兴的战略,以实现捐赠者特异性耐受性.
主要成果:
- 在接受心脏移植的婴儿和儿童中,中期存活率明显改善.
- 肺和心肺移植的结果显示,改善的证据有限.
- 新的免疫抑制疗法减少了急性排斥,但对慢性排斥的影响很小,这是晚期移植损失的主要原因.
结论:
- 虽然心脏移植在儿童中已经看到了生存的好处,肺和心肺移植需要进一步的进步.
- 非特异性免疫抑制的风险需要开发更安全的长期策略.
- 诱导供体特异性耐受性是所有固体器官移植的有希望的未来方向,为儿科接受者改善长期结果提供了希望.
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