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Tissue transplantation is a significant medical procedure involving the transfer of cells, tissues, or organs from a donor to a recipient, with the primary aim of restoring lost functions. This procedure is crucial in treating a broad spectrum of diseases, including kidney diseases, liver failure, heart disease, and certain types of cancers.
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The biology of tissue transplantation hinges on the Major Histocompatibility Complex (MHC) molecules. These molecules...
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心脏移植分配变化对儿科和成人先天性心脏病和心肌病患者等待名单死亡率和临床实践的影响

Luke Wooster1, Matthew J O'Connor1, Xuemei Zhang2

  • 1Division of Cardiology, Department of Pediatrics (L.W., M.J.O., H.A., J.E., K.Y.L., C.W.-W., J.R., J.B.E.), Children's Hospital of Philadelphia, PA.

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一些患有先天性心脏病 (CHD) 和心肌病的儿童和成人患者的存活率有所改善. 然而,所有群体的好处都不均,这凸显了系统改进的必要性.

关键词:
UNOS的政策心肌疾病孩子们遗传性心脏病心脏移植患者的生存率移植结果

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科学领域:

  • 心脏病学
  • 移植医学
  • 公共卫生政策

背景情况:

  • 联合国器官共享网络 (UNOS) 在2016年 (儿科) 和2018年 (成人) 修订了心脏移植分配优先级.
  • 关于这些分配变化对患有先天性心脏病 (CHD) 或心肌病的儿童和成人患者的具体影响的数据有限.

研究的目的:

  • 评估心脏移植分配系统对儿童和成人心脏病或心肌病的影响.
  • 比较分配变化前后的结果,分析年龄组和条件之间的差异.

主要方法:

  • 使用UNOS数据库来识别儿童 (<18) 和成人 (18-50) 患有心脏病或心肌病,并列为心脏移植患者.
  • 使用竞争性风险模型来评估因临床恶化而导致的生存和等待清单删除.

主要成果:

  • 分析包括11,637名患者;在患有心脏病的婴儿,儿童和心肌病的成年人中,在1年内观察到死亡或排名清单的显著减少.
  • 这些特定群体的风险比率在分配后的变化中显示出改善的结果 (例如,CHD儿童的HR为0. 61).
  • 在患有心肌病的婴儿,患有心肌病的儿童或患有心脏病的成年人中没有发现显著的死亡益处.

结论:

  • 在心脏病和心肌病的儿童和成年患者中,修订的心脏移植分配系统产生了不均的效果.
  • 未来的分配系统应考虑机械循环支持,患者敏感化和年龄特定的分配策略等因素.