title: Pycnodysostosis.
mesh_terms: D002239:Carbohydrate Metabolism, Inborn Errors / Q000175:diagnosis*; D002807:Chondroitin; D002973:Cleidocranial Dysplasia / Q000175:diagnosis; D003937:Diagnosis, Differential; D006025:Glycosaminoglycans; D006801:Humans; D010022:Osteopetrosis / Q000175:diagnosis
chemical_list: D006025:Glycosaminoglycans; D002807:Chondroitin