Trimethadione and Metabolite Level
Tridione®, NMS #4700, Order as a Miscellaneous Sendout.
Specimen Collection Criteria
Collect (preferred specimen): One plain Red-top tube.
Also acceptable: Two Lavender-top EDTA tubes.
Do not use Serum Separator Tubes.
Time of Collection: Trough, just prior to the next dose.
Physician Office/Drawsite Specimen Preparation
Centrifuge to separate serum or plasma from cells. Transfer serum or plasma to a plastic transport tube and freeze (-20°C/-4°F or below).
Preparation for Courier Transport
Transport: 2.0 mL serum or plasma, frozen (-20°C/-4°F or below).(Min: 0.7 mL)
- Serum Separator (SST) tubes.
- Specimens not collected and processed as indicated.
Specimen Stability for Testing:
Room temperature (20-26°C or 68-78.8°F): Undetermined
Refrigerated (2-8°C or 36-46°F): Undetermined
Frozen (-20°C/-4°F or below): 4 months
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.
Sent to ARUP Laboratories, Salt Lake City, UT, forwarded to National Medical Services (NMS), Willow Grove, PA.
Results available in 4-11 days.
NMS #4700, Order as a Miscellaneous Sendout.
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.