title: [Pyrophosphate arthritis--a rare condition?].
mesh_terms: D000368:Aged; D001168:Arthritis / Q000175:diagnosis; D002805:Chondrocalcinosis / Q000175:diagnosis / Q000000981:diagnostic imaging; D003937:Diagnosis, Differential; D011756:Diphosphates / Q000032:analysis; D006073:Gout / Q000175:diagnosis; D006801:Humans; D007719:Knee Joint; D007962:Leukocytes / Q000032:analysis; D008297:Male; D008875:Middle Aged; D011859:Radiography; D013492:Suppuration; D013582:Synovial Fluid
chemical_list: D011756:Diphosphates
vernacular_title: Pyrofosfatartrit--en sjaelden sygdom.