HNF1B and Bardet-Biedl syndrome: Testing results may also further encourage reverse phenotyping36, or the subsequent review of extra-renal features; for instance, a pathogenic variant detected in HNF1B would prompt monitoring for diabetes37 while a diagnosis of a ciliopathy such as Bardet-Biedl syndrome (BBS) would prompt additional consultations (e.g., ophthalmic)38.