Lung Aeration After Flexible Bronchoscopy in Intubated Critically Ill Patients

Exclusion Criteria

• •hemodynamic instability, (i.e. systolic arterial pressure \<90 mmHg or mean systolic pressure \<65 mmHg despite fluid repletion);
• •need for vasoactive agents, i.e. vasopressin or epinephrine at any dosage, or norepinephrine \>0.3 mcg/kg/min or dobutamine\>5 mcg/kg/min;
• •life-threatening arrhythmias or electrocardiographic signs of ischemia;
• •contraindications to placement of Electrical Impedance Tomography belt, Lung UltraSound or application of a Recruiting Maneuver (i.e., pneumothorax, pulmonary emphysema, chest burns or thoracic surgery within 1 week);
• •inclusion in other research protocols.