Syndrome and Aspiration Pneumonia in Intensive Care

Inclusion Criteria: * Altered consciousness defined by a Glasgow Coma Scale score less than or equal to 8 before protection of the upper airway by endotracheal intubation * Patient under mechanical ventilation Exclusion Criteria: * Patient with pre-existing impairment of laryngeal function in Parkinson's disease, Alzheimer's disease, amyotrophic lateral sclerosis, laryngeal cancer, radiotherapy laryngeal * Patient under guardianship * Inpatient without consent * Pregnant woman * Patient previously treated with antibiotics for more than 24 hours at the time of ICU admission * Patient with infection at ICU admission which justified probabilist antibiotic treatment * Lack of social security * Refusal of the patient or their next of kind