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新生兔全胃肠外营养所致肝损害的实验研究 被引量:6

Experimental study on hepatic insult resulting from total parenteral nutrition in newbron rabbits
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摘要 全胃肠外营养 (TPN)可引起肝脏并发症 ,在新生儿主要表现为肝内胆汁淤积。为研究新生儿TPN肝脏并发症问题 ,建立了新生兔TPN致肝脏并发症的动物模型。24只新生新西兰白兔分为3组 :正常对照组、TPN1周组、TPN2周组。正常对照组母乳喂养1周 ,TPN组动物经输液泵接受持续TPN。TPN1周组血清胆汁酸、胆红素较正常对照组明显增高。TPN2周组有进一步升高。TPN组肝组织可见小叶间胆管胆栓形成、胆管增生、枯否氏细胞及肝细胞胆色素沉积等淤胆表现 ,并可见轻度肝脂肪变性 ;TPN2周组上述改变进一步加重。TPN组肝组织电镜下形态特征为线粒体肿胀、毛细胆管扩张。
出处 《临床儿科杂志》 CAS CSCD 北大核心 2002年第8期496-498,共3页 Journal of Clinical Pediatrics
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