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Fig. 2 | BMC Rheumatology

Fig. 2

From: The utility of dual energy computed tomography in the management of axial gout: case reports and literature review

Fig. 2

a Axial CT image showing right L4/5 facet joint erosion (white arrow) with calcified peri-articular mass encroaching on lumbar canal (dashed white arrow), and b corresponding DECT image (Siemens Somatom Force™) showing monosodium uric acid crystal deposition (green). c Sagittal T2–fat suppressed MRI image (General Electric 1.5 T Signa Excite™) of the lumbar spine showing the soft tissue mass seen in a and b causing marked lumbar canal stenosis, and d corresponding DECT image (Siemens Somatom Force) showing attenuation consistent with monosodium uric acid crystal deposition

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