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Beaumont Laboratory

Serotonin, Whole Blood

MAYO: SERWB, EPIC: LAB6332, SOFT: XSERB

Instructions

  • This assay is NOT a Serotonin Release Assay (used for the diagnosis of heparin-induced thrombocytopenia).
  • This collection requires the use of a tube containing Ascorbic Acid. Please contact the Sendout Laboratory at 248-551-9045 prior to specimen collection.

Specimen Collection Criteria

Collect: One Lavender-top EDTA tube.

Transfer 2.5 mL whole blood into a plastic Mayo Laboratories Serotinin transport tube containing Ascorbic Acid and freeze immediately.

Physician Office/Drawsite Specimen Preparation

Maintain whole blood in a Mayo Ascorbic Acid tube frozen (-20°C/-4°F or below) prior to transport.

Preparation for Courier Transport

Transport: 2.5 mL Whole blood in a Mayo Ascorbic Acid tube, frozen (-20°C/-4°F or below). (Min: 1.5 mL)

Rejection Criteria

  • Specimens not collected and processed as indicated.

Storage

Specimen Stability for Testing:

Room Temperature (20-26°C or 68-78.8°F): Unacceptable
Refrigerated (2-8°C or 36-46°F): 24 hours
Frozen (-20°C/-4°F or below): 90 days

Specimen Storage in Department Prior to Disposal:

Specimen retention time is determined by the policy of the reference laboratory. Contact the Sendout Laboratory with any questions.

Laboratory

Sent to Mayo Medical Laboratories, Rochester, MN.

Performed

Monday, Wednesday, Friday.
Results available in 5-7 days.

Reference Range

Less than or equal to 330 ng/mL.

Test Methodology

Liquid Chromatography-Tandem Mass Spectrometry (LC-MS/MS).

CPT Code

84260.

Test Codes

MAYO: SERWB, EPIC: LAB6332, SOFT: XSERB

Last Updated

05/10/2018

Microtainer® and Vacutainer® are registered trademarks of Becton, Dickinson and Company.
UroVysion® is a registered trademark of Abbott Laboratories. ThinPrep® is a registered trademark of Hologic, Incorporated.

This directory currently reflects information only for specimens collected and/or processed at the Farmington Hills, Grosse Pointe, Royal Oak, and Troy campuses.