There are other mechanisms at work when dealing with enteral or parenteral feedings. It is always beneficial to use the gut when possible. Helps preserve the intestinal mucosa and decreases risk of bacterial migration in the small bowel. With PPN/TPN you always run the risk of further insult due to infection at access site.Originally Posted by bearmeat
"Starve a fever" doesn't hold much credibility IMO. With elevations in body temperature there are subsequent elevations in RMR as well as increased need for amino acids with infection.