title: Calcium pyrophosphate dihydrate microcrystal-associated arthropathy.
mesh_terms: D001168:Arthritis / Q000473:pathology*; D002131:Calcium Pyrophosphate / Q000032:analysis*; D011756:Diphosphates / Q000032:analysis*; D004577:Electron Probe Microanalysis; D006801:Humans; D008297:Male; D008854:Microscopy, Electron; D008875:Middle Aged; D009000:Monocytes / Q000648:ultrastructure*; D009504:Neutrophils / Q000648:ultrastructure*; D013582:Synovial Fluid / Q000166:cytology*
chemical_list: D011756:Diphosphates; D002131:Calcium Pyrophosphate