Ehlers-Danlos Syndrome, Classic-Like, also known as ehlers-danlos syndrome due to tenascin-x deficiency, is related to ehlers-danlos syndrome and ehlers-danlos syndrome, classic-like, 2, and has symptoms including arthralgia An important gene associated with Ehlers-Danlos Syndrome, Classic-Like is TNXB (Tenascin XB). Affiliated tissues include skin and bone, and related phenotypes are joint hyperflexibility and hypotonia