Bruck Syndrome 2, also known as osteogenesis imperfecta with congenital joint contractures, is related to dentinogenesis imperfecta and torticollis. An important gene associated with Bruck Syndrome 2 is PLOD2 (Procollagen-Lysine,2-Oxoglutarate 5-Dioxygenase 2). Affiliated tissues include bone, and related phenotypes are osteopenia and inguinal hernia