Any congenital generalized lipodystrophy in which the cause of the disease is a mutation in the BSCL2 gene. The disease is congenital generalized lipodystrophy type 2 (Monarch Disease Ontology entry MONDO_0010020). Also known as: BSCL2 congenital generalised lipodystrophy (disease), BSCL2 congenital generalized lipodystrophy (disease), Berardinelli-Seip congenital lipodystrophy type 2, Berardinelli-Seip syndrome, Brunzell syndrome BSCL2-related, CGL2, congenital generalised lipodystrophy (disease) caused by mutation in BSCL2, congenital generalized lipodystrophy (disease) caused by mutation in BSCL2.