Introduction: A lot of clinical studies have shown that during prolonged surgery protective ventilation strategy. including low tidal volume. PEEP and recruitment maneuvers (RM) can reduce the rate of postoperative pulmonary complications. which are the second most common cause for postoperative mortality. https://www.diegojavierfares.com/bargain-Merlin-the-Magical-Wizard-Boys-Costume-special-save/