Abnormal synovial fluid may be cloudy and thicker or thinner than normal fluid. Cloudiness could mean there are crystals, excess white blood cells, or microorganisms in the fluid. If you have gout ...

It is noteworthy that the initial synovial fluid analysis for crystals may be negative in a fraction of patients with acute gout and pseudogout, even when the fluids are collected appropriately ...

Rhomboid, birefringent calcium pyrophosphate (CPP) crystals are seen under polarizing light microscopy in this sample of synovial fluid that was obtained from a patient with acute CPP crystal ...

crystals, respectively, in synovial fluid aspirates from affected joints. Prompt recognition of synovial fluid crystals using polarizing light microscopy (PLM) depends upon a skilled observer's ...