Clinician variability in the diagnosis and treatment of aspergillus fumigatus-related conditions in cystic fibrosis: An international survey

•Diagnostic and treatment approaches to Aspergillus-related conditions in CF differed between North American and European regions in an international survey.•Despite clinical guidelines for allergic bronchopulmonary aspergillosis (ABPA), first line therapy choices varied among regions.•The definition and clinical concern for Aspergillus bronchitis was different among clinicians in United States, Canada, Europe, and other regions.