The aim of the this topic is to present the relationship between perioperative factors, like surgical trauma, malnutrition, stress, lifestyle and the surgical outcome, such as complication rate and mortality, as well as to provide a comprehensive information on how to avoid all detrimental factors, how to carry out perioperative nutrition and how to implement a modern perioperative care into the clinical practice.
The phenomenon of stress encountered after operation, the interactions of counter regulatory hormones and inflammatory response causing insulin resistance and hyperglycemia will be presented. Methods to reduce insulinresistance, including preoperative carbohydrate loading, modern anesthesia and analgesia and the concept of prehabilitation will be discussed. Indications to nutritional support and methods how to perform it will be presented. Actions leading to prevention and treatment of postoperative ileus will be fully discussed.