Which of the following is the most appropriate approach to nutritional support in a 45- year-old woman with pancreatitis?
A. Total parenteral nutrition should be given early, and total bowel rest favored.
B. Total parenteral nutrition is the preferred nutrition source, but only after seven days of bowel rest and inability to take anything by mouth.
C. Enteral nutrition is the preferred source of nutrition, but only after seven days of bowel rest and inability to take anything by mouth.
D. Enteral nutrition should be instituted as early as possible.
答案解析：
缺乏证据支持在急性胰腺炎背景下严格按口给药的历史实践。在无肠内喂养禁忌症的情况下，胰腺炎患者的处理方式应与其他重症患者无区别。在胰腺炎背景下，早期肠内营养与较少的感染和炎症并发症、减少手术干预需求、减少器官衰竭和降低死亡风险相关。
正确答案：D
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