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What is Needle shaped crystals negatively birefringent on polarized microscopy is characteristic of which crystal associated ahropathy? and explain in detail?
Gout negatively birefringent needle shaped mono sodium urate (MSU) crystals are seen in the synol fluid examined by polarizing microscopy Pseudo gout calcium pyrophosphate dihydrate (CPPD)polygonal positively biferengent crystals are seen in joint aspiration Hemophilic ahropathy permanent joint disease occurring in haemophilia sufferers as a long-term consequence of repeated hemahrosis. Neuropathic ahropathy characterized by joint dislocations, pathologic fractures, and debilitating deformities. M/C cause is diabets mellitus