title: Pyrophosphate synovitis. Crystal synovitis caused by calcium pyrophosphatedihydrate (CPPD) as a diagnostic problem in orthopedic patients.
mesh_terms: D000818:Animals; D001842:Bone and Bones / Q000000981:diagnostic imaging; D002114:Calcinosis / Q000139:chemically induced* / Q000175:diagnosis; D002130:Calcium Phosphates; D011756:Diphosphates; D007592:Joint Diseases / Q000139:chemically induced* / Q000175:diagnosis; D010003:Osteoarthritis / Q000503:physiopathology; D011817:Rabbits; D011859:Radiography; D013582:Synovial Fluid / Q000032:analysis
chemical_list: D002130:Calcium Phosphates; D011756:Diphosphates