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Cystine, Quantitative, random urine
|Container type||Urine cup|
|Amount to Collect||See preferred volume|
|Sample type||Random urine|
|Preferred volume||2 mL urine|
|Min. Volume||1.8 mL urine|
|Processing notes||Freeze sample at -20C. Order Quest # 9605N.|
|Normal range|| Cystine
Creatinine Random Urine
|Turn around times||Test run as needed, at least 3x weekly. Turnaround 3-5 days|
|Additional information||Clinical Significance: Cystinuria is an autosomal recessive disease in which dibasic amino acids, including cystine, are excreted in excess. Also part of Amino Acid Analysis.
Pediatric reference ranges are from Soldin SJ et al., eds., Pediatric Reference Ranges, 2nd ed., AACC Press,1997, pp. 20-29.
|Last Updated||4/7/2015 12:17:40 PM|