首选肠内营养的合理性

被引：108

作者：

黎介寿

机构：

[1] 南京军区南京总医院(南京大学医学院临床学院)解放军普通外科研究所

来源：

肠外与肠内营养 | 2013年 / 20卷 / 06期

关键词：

肠内营养的合理性; 营养治疗; 肠黏膜屏障功能;

D O I：

10.16151/j.1007-810x.2013.06.002

中图分类号：

R459.3 [饮食疗法、临床营养学];

学科分类号：

100231 [临床病理学];

摘要：

<正>自1968年Dudrick与Wilmore倡用腔静脉置管输注全营养液后,临床营养支持进入一个新纪元。1968年以前,虽然有静脉输注的糖类、氮和脂肪三大营养素的制剂,但当胃肠道功能有障碍时,其仍然不能解决营养的供给问题。因为高浓度葡萄糖、氨基酸液的pH值低,渗透浓度高,周围静脉不能耐受,导致输入的量与质均达不到机体的需要量。自Dudrick与Wilmore倡用经腔静脉置管缓慢输注后,解决了静脉耐受营养液的问题。腔静脉管径粗,血流量大,输入的高渗营养液立即被稀释成几乎与血液相同的酸度与渗透浓度,无损于静脉壁。同时,输

引用

页码：321 / 323

页数：3

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