Persistent Hypoxemia Following Redo Tricuspid Valve Surgery: A Vicious Cycle of Shunting
Nadhem Abdallah MD , Marcel Rivard MD , Robert Shapiro MD , Mengistu A. Simegn MD , Andrew Shaffer MD , Gautam R. Shroff MBBS
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三尖瓣手术后持续低氧血症:分流的恶性循环。
获得性全身到肺静脉分流是罕见的,发生在全身静脉和肺静脉之间形成侧支血管,绕过右心和肺泡间隙。我们提出的情况下,29岁的男性复发性假体三尖瓣(TV)心内膜炎。重做电视手术后,患者出现难治性低氧血症,对利尿和补充氧有抵抗。专门的影像学检查,包括气泡研究、计算机断层扫描和锝-99m大聚集白蛋白扫描,证实了广泛的全身到肺静脉分流。患者接受了侧静脉栓塞术,临床明显改善。本病例强调了多模式成像和多学科管理在罕见分流诊断和治疗中的重要性。
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