title: Ochronotic arthropathy with calcium pyrophosphate crystal deposition. A light and electron microscopic study.
mesh_terms: D000368:Aged; D002130:Calcium Phosphates / Q000032:analysis*; D002356:Cartilage / Q000473:pathology; D006651:Histocytochemistry; D006801:Humans; D007592:Joint Diseases / Q000000981:diagnostic imaging / Q000473:pathology*; D007717:Knee / Q000000981:diagnostic imaging; D007719:Knee Joint; D008297:Male; D008854:Microscopy, Electron; D009794:Ochronosis / Q000000981:diagnostic imaging / Q000473:pathology*; D011859:Radiography; D013582:Synovial Fluid / Q000473:pathology; D013583:Synovial Membrane / Q000473:pathology
chemical_list: D002130:Calcium Phosphates