The objective of this study is to measure how the use of Film-Array Pneumonia (FA-PNEU) on respiratory samples of adult patients suspected of acute care pneumonia in the intensive care unit of Saint-Luc University Hospital can accelerate / improve the initiation of the optimal antibiotic treatment.

The main objective of this trial is to confirm/attest/prove the following statement:

The use of the FilmArray Pneumonia panel on respiratory samples of critically ill suspected with pneumonia, enables a faster microbiological pneumonia diagnosis and an improved therapeutic management of the patient.

Inclusion Criteria:

• Adult patients 18 years, remaining at the intensive care of the Saint-Luc University Hospital
• Recently transferred from emergency care with Community acquired Pneumonia of grade 4 suspicion
• With a Ventilation acquired Pneumonia suspicion

Suspicion will be based on symptoms, clinical, biological and radiological criteria.

Exclusion Criteria:

• Patients from whom no respiratory sample can be obtained
• Patients benefitting from palliative care
• Insufficient volume of the respiratory sample after routine testing to perform the FA-PNEU test.