PURPOSE: To determine hormone concentrations (ACTH, cortisol, beta-endorphin) in children before and after surgery, to assess the correlation between any hormonal changes and to study the influence exercised on them by the severity of surgical stress…
BACKGROUND: The primary aim of the study was to confirm the increase of plasmatic IR beta-endorphin material during the perioperative period in children. The second was to search for the factors responsible for this increment. METHODS: Seventy-two…