24-HOUR URINE, CYSTINE, QUANTITATIVE

SPECIMEN: 50 ML 24-HOUR RANDOM URINE

CONTAINER TYPE: URINE TRANSPORT CONTAINER

METHOD OF COLLECTION: PLASTIC 24-HOUR URINE CONTAINER WITH 30 ML 6 N HCL PRESERVATIVE

MINIMUM VOLUME: 5 ML ALIQUOT

TRANSPORT: FROZEN THE REQUEST FORM MUST STATE DATE AND TIME COLLECTION STARTED AND FINISHED. THE REQUEST FORM MUST STATE IF PATIENT IS TAKING PENICILLAMINE. MEASURE AND RECORD ON THE REQUEST FORM 24-HOUR TOTAL URINE VOLUME. INSTRUCT THE PATIENT TO VOID AT 8 AM AND DISCARD THE SPECIMEN. THEN COLLECT ALL THE URINE, INCLUDING THE FINAL SPECIMEN VOIDED AT THE END OF THE 24-HOUR COLLECTION PERIOD (IE, 8 AM THE NEXT MORNING), AND POUR INTO 24-HOUR URINE CONTAINER WITH 6N HCL. FINAL PH MUST BE 1-3. ADJUST PH WITH 6N HCL CAUTION: STRONG ACID. MAY CAUSE SKIN BURNS. MEASURE AND RECORD ON THE TEST REQUEST FORM THE 24-HOUR TOTAL VOLUME. MIX WELL AND SEND ALIQUOT.