Laboratory Test Detail - Interpath Labs

Laboratory Test Detail

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Last Updated: April 22, 2024 @ 9:13 am
90078	Metanephrines Fractionated, Urine
Specimen:	Collect:	Timed Urine in One Timed Urine Container Also Acceptable: Random Urine in One Sterile Specimen Container
	Submit:	4 mL (Min:3 mL) Timed Urine in Sterile Specimen Container. Submit Refrigerated. Submit in a Standard Transport Tube. Also Acceptable: 4 mL (Min:3 mL) Random Urine in Sterile Specimen Container. Submit Refrigerated. Submit in a Standard Transport Tube.
	Special Handling:	If possible, abstain from medications for 72 hours prior to collection. Thoroughly mix entire collection (24-hour or Random) in one container. Transfer a 4 mL aliquot to an Standard Transport Tube. Adjust pH to 2.0-4.0 with 6M HCl. (Min: 2.5 mL) A pH lower than 2 can cause assay interference. Record total volume and collection time interval on transport tube and test request form. Specimen preservation can be extended to 1 month refrigerated by performing one of the following: Option 1: Transfer a 4 mL aliquot (Min: 2.5 mL) to an Standard Transport Tube. Adjust pH to 2.0-4.0 with 6M HCl. Option 2: Transfer a 4 mL aliquot (Min: 2.5 mL) to an Standard Transport Tube containing 20 mg sulfamic acid.
	Rejection Criteria:	Specimens preserved with boric acid or acetic acid.
	Stability:	Ambient: Unacceptable; Refrigerated: 2 Week(s); Frozen: 1 Month(s); Incubated: Unacceptable
Methodology:	Quantitative High Performance Liquid Chromatography-Tandem Mass Spectrometry
Performed:	Sun-Sat
Reported:	2-6 Day(s)
CPT Codes:	83835
Interpretive Data:	Please see report for interpretive data.
Components:	93518 - HOURS COLLECTED 93388 - URINE VOLUME 90079 - METANEPHRINE 90088 - NORMETANEPHRINE 90089 - METANEPHRINE 90096 - METANEPHRINE 90097 - NORMETANEPHRINE 90098 - NORMETANEPHRINE 93610 - INTERPRETATION 93008 - CREAT, UR 93009 - CREATININE

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