TPN was found to affect appetite by reducing voluntary food intake. One monkey showed precise regulation of daily oral caloric intake and maintained stable body weight during this period. ... When TPN was stopped, both continued suppression of oral intake for a time.

What is the most common complication of TPN?

TPN requires a chronic IV access for the solution to run through, and the most common complication is infection of this catheter. Infection is a common cause of death in these patients, with a mortality rate of approximately 15% per infection, and death usually results from septic shock.

Can people on TPN still eat?

Sometimes, you can also eat and drink while getting nutrition from TPN. Your nurse will teach you how to: Take care of the catheter and skin. Operate the pump.