Cellular Markers in Treated or Untreated Non-tuberculous Mycobacterial Respiratory Infection in Patients With Cystic Fibrosis

During the scheduled visit (V1), as part of routine care, a blood draw will be performed. On this occasion, an additional 7 ml tube will be collected to perform serology and culture. This will help define the group (NTM+ Cases/NTM- Controls) and measure cellular biomarkers.