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Plate VI: Ammonium Urate, Showing Spherules and Thorn-Apple-Shaped Crystals

  • 1898

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Public Domain

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Illustrated plate depicting crystallized deposits of ammonium urate in urine after work by Peyer [first name unknown]. As depicted here, such deposits typically consist of dark-brown, spherical masses studded with fine, sharp-pointed spicula, alternately termed "thorn-apple crystals."

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  • 8.5 in. H x 5.5 in. W
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Rights Public Domain Mark 1.0
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  • Courtesy of Science History Institute

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  • Page Facing 161

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“Plate VI: Ammonium Urate, Showing Spherules and Thorn-Apple-Shaped Crystals.” Practical Uranalysis and Urinary Diagnosis, 1898. https://digital.sciencehistory.org/works/bk128b84c.

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