Any Bardet-Biedl syndrome in which the cause of the disease is a mutation in the SDCCAG8 gene. The disease is Monarch Disease Ontology term MONDO_0014444 (Bardet-Biedl syndrome 16). Also known as: BBS16, Bardet-Biedl syndrome caused by mutation in SDCCAG8, Bardet-Biedl syndrome type 16, SDCCAG8 Bardet-Biedl syndrome.