Schwartz-Jampel Syndrome, Type 1, also known as schwartz-jampel syndrome, is related to kyphomelic dysplasia and dyssegmental dysplasia, silverman-handmaker type, and has symptoms including muscle weakness An important gene associated with Schwartz-Jampel Syndrome, Type 1 is HSPG2 (Heparan Sulfate Proteoglycan 2). Affiliated tissues include bone and eye, and related phenotypes are intellectual disability and gait disturbance