Epiphyseal Dysplasia, Multiple, 4, also known as edm4, is related to multiple epiphyseal dysplasia and achondrogenesis, type ib, and has symptoms including arthralgia An important gene associated with Epiphyseal Dysplasia, Multiple, 4 is SLC26A2 (Solute Carrier Family 26 Member 2), and among its related pathways/superpathways are Signaling by Receptor Tyrosine Kinases and Collagen chain trimerization. Affiliated tissues include bone and lung, and related phenotypes are skeletal dysplasia and arthralgia