严重烧伤病人往往需经历创伤,休克,缺氧、再灌注损伤、手术,感染和抗生素等一系列的病程和治疗。肾脏损害甚至急性肾功能不全的发生仍是一个值得警惕的问题。肾脏穿刺活检由于多种原因,尚未能广泛开展,临床上仍借助血尿标本的检测,以计算和估价肾功能。文献及我们的临床资料均提示,肾脏滤过钠排出分数(FENa)是一个简易,灵敏和实用的判断指标,已为更多的临床工 Patients with severe burns often experience a range of durations and therapies such as trauma, shock, hypoxia, reperfusion injury, surgery, infections and antibiotics. Kidney damage and even the occurrence of acute renal insufficiency is still a matter of vigilance. Renal biopsy for a variety of reasons, has not yet been widely carried out clinically still with the detection of hematuria specimens to calculate and evaluate renal function. The literature and our clinical data suggest that renal filtration fraction of sodium (FENa) is a simple, sensitive and practical indicator of judgment that has been used by more clinicians