High Bone Mass Osteogenesis Imperfecta, also known as high bone mass oi, is related to osteogenesis imperfecta, type i and ehlers-danlos syndrome, classic type, 1. An important gene associated with High Bone Mass Osteogenesis Imperfecta is BMP1 (Bone Morphogenetic Protein 1), and among its related pathways/superpathways are Phospholipase-C Pathway and Collagen chain trimerization. Affiliated tissues include bone, and related phenotypes are muscle and limbs/digits/tail