急进高原肾脏适应机制研究进展

    Mechanism of kidney adaption in simulated high-altitude

    • 摘要: 高原特殊环境是发生急性肾损伤(acute kidney injury,AKI)的独立危险因素。急进高原早期肾脏便有适应性改变,而进展为AKI的患者病死率增加。鉴于目前对高原环境下肾损伤及其适应机制了解甚少,导致对高原环境下发生的肾损伤认识不足、救治策略针对性不强,极易延误病情,错失最佳救治时机。本文拟从急进高原肾脏血流量变化、低氧肾利尿效应、肾脏固有细胞、肾小管间质功能改变等方面做一综述,为急进高原肾损伤的防治提供理论基础。

       

      Abstract: High altitude is an independent risk factor for acute kidney injury (AKI). In early stage, normal kidneys may modulate their functions and structures to adapt to a high plateau. Individuals progressing to AKI have a higher mortality. At the level of kidney, physiological adaptation to a high altitude has been poorly elucidated. Our understanding of kidney injury in a plateau environment is insufficient so that treatment strategy is not targeted. It may easily delay the disease and miss the best time for treatment. This review focused upon changes in renal blood flow, hypoxic renal diuretic effect, renal intrinsic cells and renal tubulointerstitial function of kidneys during a rapid altitude exposure and provided theoretical rationales for managing kidney injury in simulated high-altitude.

       

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