Any skeletal disorder in which the cause of the disease is a variant in the SLC26A2 gene. This includes SLC26A2-related achondrogenesis, SLC26A2-related atelosteogenesis, SLC26A2-related diastrophic dysplasia, and SLC26A2-related multiple epiphyseal dysplasia. The disease is SLC26A2-related skeletal dysplasia (Monarch Disease Ontology entry MONDO_0100592).