The purpose of the study is to investigate the prevalence, clinical predictors and consequences (effect on survival, chronic rejection) of sleep disordered breathing in lung transplant recipients.

All patients with end-stage respiratory failure who are referred for lung transplantation and are older than 18 years old are enrolled.

We collect:

• Medical history
• Blood pressure
• Anthropometrics
• Pulmonary function
• Arterial blood gas
• Questionnaire (QOL, ESS)
• Sleep diary
• Polysomnography

Inclusion Criteria:

• Patients with end-stage respiratory failure who are referred for lung transplantation
• Informed consent from patient

Exclusion Criteria:

• Patients who are declined for lung transplantation
• Patients < 18 years old

Patients undergoing lung transplantation