Perioperative Nutrition and Immunonutrition In the Era of ERAS and PSH: A Review

To many, “nutrition” is a vague word that conjures visions of food pyramids, healthy salads (with dressing on the side), and daily vitamins. Patients and physicians alike inherently accept that poor nutrition in the perioperative period is probably a bad thing, yet when tasked with describing good or poor nutrition in more detail, most struggle. The goal of this