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| Cystine, an amino acid, is an abnormal finding in urine. Rarely seen, these crystals are found in acid urine and are seen as thin, colorless, hexagonal plates. (Brightfield microscopy, 160X magnification.) |
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| Cystine, an amino acid, is an abnormal finding in urine. Rarely seen, these crystals are found in acid urine and are seen as thin, colorless, hexagonal plates. (Brightfield microscopy, 160X magnification.) |