aredyld syndrome aredyld syndrome aredyld stands for acral renal ectodermal dysplasia lipoatrophic diabetes. aredlyd is categorized as a rare disease, meaning it affects fewer than 200,000 people in the american population at any given time. aredyld syndromearedyld syndrome is inherited in an autosomal recessive manner it was characterized in 1983. a second case was identified in 1992.