Acute Attack of Pseudogout with the Wide Lesion in Lumbar Spondylolytic Spondylolisthesis
(a) Aspiration of the L3-4 interspinous space yielded a murky, pus-like synovial effusion. (b) Multiple cultures of the synovial fluid tested negative for bacteria and fungi, whereas compensated polarized light microscopy revealed monocle or triclinic intracellular crystal with a positive birefringence.
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