Laboratory Test Detail

Last Updated: May 21, 2019 @ 9:13 am

91204

Serotonin

Specimen:Collect:
  • One Lavender (EDTA)

Also Acceptable:
  • One Pink Top (EDTA)
Submit:
  • 3 mL (Min:1 mL) Whole blood . Submit Frozen.
Special Handling:
  • Critical Frozen
  • Separate aliquot required for each frozen test ordered
  • Immediately place sample on ice then transfer 3 mL (Min 1 mL) whole blood to Serotonin transfer tube containing ascorbic acid and mix well. Sample must be preserved and frozen within 2 hours.
    Patient prep: Abstain from medications for 72 hours prior to collection with provider approval.
    Medications that may affectesults: lithium, MAO inhibitors,methyldopa, morphine and reserpine.
Rejection Criteria:
  • Samples not submitted in Serotonin transfer tubes
Stability:Ambient: Unacceptable; Refrigerated: Unacceptable; Frozen: 1 Month(s); Incubated: Unacceptable
Methodology:
  • Quantitative High Performance Liquid Chromatography
Performed:Tuesday, Wednesday, Thursday, Friday, Sunday
Reported:2-7 Day(s)
CPT Codes:
  • 84260
Components:
  • 91204 - SEROTONIN
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