Genetic Home>Conditions_and_Diseases>Genetic_Disorders>Cystic_Fibrosis>Testing>Genetic     Web Pages Ambry Genetics Testing for CF mutations. Offers a comprehensive screening of CF mutations, plus Poly T Variant analysis, and direct DNA sequencing of exon. Cystic Fibrosis Genetic Testing Features testing details, patient information, and physician's guide. American Medical Association: Cystic Fibrosis Testing Information on genetic testing to identify people who carry the mutation associated with this condition. ARUP: Cystic Fibrosis Testing Information Information about genetic testing to identify CF carriers, including test methodology and interpretation of results. Also provides a basic introduction to CF and its management.