Abstract
The recommended protective lung ventilation present, in which use low tidal volumes (4 to 6 ml.kg-1), associated with alveolar recruitment maneuver and administration of positive end-expiratory pressure (PEEP) in order to keep the alveoli open, they must be continuously monitored. These maneuvers when misused can contribute to the formation of atelectasis, barotrauma, volutrauma and even …