Van Buchem Disease, also known as hyperostosis corticalis generalisata, is related to sclerosteosis 1 and sclerosteosis 2, and has symptoms including constipation, seizures and vomiting. An important gene associated with Van Buchem Disease is SOST (Sclerostin), and among its related pathways/superpathways are Signal Transduction and ERK Signaling. The drugs Simvastatin and Benzocaine have been mentioned in the context of this disorder. Affiliated tissues include bone and spinal cord, and related phenotypes are mandibular prognathia and abnormal cortical bone morphology