Saline Instillation Before Tracheal Suctioning and the Incidence of Ventilator Associated Pneumonia

Compare the incidence of ventilator associated pneumonia with or without tracheal isotonic saline instillation before tracheal suctioning

Inclusion Criteria:

• Consecutive patients foreseen to receive mechanical ventilation for more than 72 hours

Exclusion Criteria:

• Previous mechanical ventilation in the last month
• Mechanical ventilation for more than 6 hours before arrival at ICU,
• Contraindication to bronchoscopy and
• Be expected to die or undergo withdrawal treatment within 48 hours-