Non Invasive Ventilation as Airway Clearance in Patients With Cystic Fibrosis

Study of Non Invasive Ventilation With High Pressure as Airways Clearance Technique in Adults Patients With Cystic Fibrosis

With the use of Non invasive ventilation the patients with cystic fibrosis will have better lung function (FEV1).

3 months intervention between PEP an Bilevel. The patients will follow up under 3 months.

Inclusion Criteria:

• Patients with CF older than 18 years
• FEV1 between 20% and 69% of predictive.
• No acute exacerbation.
• No Burkhordelia Cepacia/MRSA colonization.

Exclusion Criteria:

• Children under 18 year
• acute exacerbation.