Osteogenesis Imperfecta, Type Vii, also known as osteogenesis imperfecta type vii, is related to osteogenesis imperfecta, type ii and mucopolysaccharidosis iv. An important gene associated with Osteogenesis Imperfecta, Type Vii is CRTAP (Cartilage Associated Protein), and among its related pathways/superpathways are Collagen chain trimerization and Extracellular matrix organization. Affiliated tissues include bone and lung, and related phenotypes are recurrent fractures and coxa vara