Laboratory Test Detail

Last Updated: March 23, 2019 @ 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 . Submit Refrigerated. Submit in a Standard Transport Tube.

Also Acceptable:
  • 4 mL (Min:3 mL) Random Urine . Submit Refrigerated. Submit in a Standard Transport Tube.
Special Handling:
  • 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.
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:2-5 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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