Gracile Bone Dysplasia, also known as osteocraniostenosis, is related to gracile syndrome and osteochondrodysplasia, and has symptoms including seizures An important gene associated with Gracile Bone Dysplasia is FAM111A (FAM111 Trypsin Like Peptidase A). Affiliated tissues include bone and spleen, and related phenotypes are decreased skull ossification and global developmental delay