精选优质文档-倾情为你奉上第二节 肠内营养的选择进行肠内营养支持时,需根据预期营养支持的时间、肠道功能的受损程度、发生吸入性肺炎的危险性及病人的病情和营养状况,决定肠内营养方式和制剂。 一、病人的选择If the GI tract is functional, it should be used for enteral nutrition (EN), even if only a small amount can be tolerated. Oral intake is encouraged once a speech pathologist has determined the patient is not at high risk for aspiration. Nasoenteric devices, preferably postpyloric, are preferred if EN is not expected to persist past 30 days. Percutaneous gastrostomy or jejuno