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Concomitant Urinary Triple Phosphate and Cystine Crystals

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  • Sebastien Kissling, M.D.,
  • and Olivier Bonny, M.D., Ph.D.

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A 37-year-old man with cystinuria and a recent urinary tract infection presented to the nephrology clinic for follow-up. Microscopic examination of a spun urine specimen showed concomitant triple phosphate and cystine crystals.


Sebastien Kissling, M.D.
Olivier Bonny, M.D., Ph.D.
Lausanne University Hospital, Lausanne, Switzerland

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