斜卧呼吸-直立性低氧血症合并房间隔交通的介入治疗2例Interventional treatment of platypnea-orthodeoxia syndrome with an interatrial communication:a two-case report
罗东,关璐茜,胡海波
摘要(Abstract):
斜卧呼吸-直立性低氧血症(POS)是以体位性低氧血症伴有呼吸困难为特征的罕见综合征,其特点为立位时气短明显加重,氧饱和度及氧分压明显下降,卧位时缓解。目前该疾病的具体机制尚未明确,但大多数已报道的病例都和心内分流或肺内分流相关,前者主要包括房间隔缺损(ASD)和卵圆孔未闭(PFO)等房间隔交通,伴随其他解剖异常和右心压力升高,后者主要包括通气/血流不匹配和血管畸形。目前,PFO合并POS临床比较常见,ASD合并POS相对比较少见,ASD及PFO合并POS患者接受介入封堵治疗的临床疗效仍有待明确。本病例报道了2例POS合并房间隔交通的介入治疗成功的病例,为该类患者的诊治提供一定临床参考。
关键词(KeyWords): 斜卧呼吸-直立性低氧血症;房间隔缺损;卵圆孔未闭;介入封堵;右向左分流
基金项目(Foundation): 北京市科学技术委员会“首都临床特色诊疗技术研究与转化应用”专项基金项目(Z201100005520075)
作者(Author): 罗东,关璐茜,胡海波
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