目的 分析術前腎功能不全高危心臟手術患者的預后及相關危險因素,評價估算的腎小球濾過率(estimated glomerular filtration rate,eGFR)預測患者預后不良的準確性。 方法 將2005年1月至2009年12月期間上海交通大學醫學院附屬仁濟醫院收治的成年心臟病并行手術患者2 151例納入研究,其中男1 267例,女884例;平均年齡58.7 (18~99)歲。分析術前腎功能不全患者的臨床特征、術后并發急性腎損傷(acute kidney injury,AKI)的嚴重程度及患者預后,對圍術期可能造成術后并發AKI的危險因素進行logistic多因素回歸分析。應用受試者工作特征曲線(receive operating characteristic curve,ROC)評價eGFR預測患者行腎臟替代治療(renal replacement treatment,RRT)及院內死亡的準確性。 結果 術前腎功能不全221例(10.27%),其中124例(56.11%)術后發生AKI。術前腎功能不全患者年齡大,高血壓、糖尿病等基礎合并癥多,需行RRT比率高,患者預后不良。隨著術前eGFR的下降,患者死亡率顯著升高,術前有腎功能不全且術后并發AKI者死亡率高。Logistic逐步回歸模型提示:高血壓(OR=4.497,P=0.003)、術后中心靜脈壓(CVP)<6 cm H2O (OR=16.410,P=0.000)及術后CVP>14 cm H2O (OR=5.178,P=0.013)是術前腎功能不全患者術后并發AKI的獨立危險因素。應用eGFR預測患者院內死亡的ROC曲線下面積為0.691,95%可信區間為0.630-0.752 (P=0.000);應用eGFR預測術后行RRT的ROC曲線下面積為0.704,95%可信區間為0.614-0.795 (P=0.001)。 結論 術前腎功能不全患者年齡大、合并癥多、術后并發AKI比率高,患者預后不良。高血壓、術后CVP<6 cm H2O及CVP>14 cm H2O是術前腎功能不全且術后并發AKI的獨立危險因素。eGFR可以有效預測心臟手術患者腎臟預后不良及發生院內死亡的風險。
                                 
                               
                                     
                                  
                       
                           引用本文:
                           王旭冬,車妙琳,謝波,連鋒,胡振雷,薛松. 術前合并腎功能不全心臟手術患者的預后及相關危險因素分析. 中國胸心血管外科臨床雜志, 2013, 20(3): 278-283. doi: 10.7507/1007-4848.20130087
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		                                    - 1.   Palomba H, de Castro I, Neto AL, et al. Acute kidney injury prediction following elective cardiac surgery:AKICS Score. Kidney Int, 2007, 72(5):624-631.		                                    
		                                    
- 2.   Schrier RW, WANG W, Poole B, et al. Acute renal failure:definitions, diagnosis, pathogenesis, and therapy. J Clin Invest, 2004, 114(1):5-14.		                                    
		                                    
- 3.   Charuhas VT, Worley S, Arrigain S, et al. Improved survival in acute kidney injury after cardiac surgery. Am J Kidney Dis, 2007, 50(5):703-711.		                                    
		                                    
- 4.   National Kidney Foundation. K/DOQI clinical practice guidelines for chronic kidney disease:evaluation, classification, and stratification. Am J Kidney Dis, 2002, 39(2 Suppl 1):s1-s266.		                                    
		                                    
- 5.   Mehta RL, Kellum JA, Shah SV, et al. Acute kidney injury network:report of an initiative to improve outcomes in acute kidney injury. Crit Care, 2007, 11(2):31.		                                    
		                                    
- 6.   Akman B, Bilgic A, Sasak G, et al. Mortality risk factors in chronic renal failure patents after coronary artery bypass grafting. Ren Fail, 2007, 29(7):823-828.		                                    
		                                    
- 7.   Dasta JF, Kane Gill SL, Durtschi AJ, et al. Costs and outcomes of acute kidney injury (AKI) following cardiac surgery. Nephrol Dial Transplant, 2008, 23(6):1970-1974.