Trimethadione and Dimethadione - LG1475


Sunquest Code:LSMISC  
Epic Code:LAB4909Epic Name:Send Outs Misc Test
Synonyms:Tridione
Methodology:Gas chromatography
CPT Code:80339
Turnaround Time:Specimens are sent to reference laboratory Mon-Fri; results are reported within 7-10 days.


Collection Instructions

Specimen:Blood
Optimal Volume:4 mL
Minimum\Peds Volume:1.6 mL Does not permit repeat analysis
Container:Red (no gel) (Purple (EDTA))
Collection Instructions:Usual sampling time is immediately prior to next dose (trough).
Causes for Rejection:Collection in a polymer gel tube.


Processing and Shipping

Specimen Processing:Centrifuge and aliquot 2 mL, 0.7 mL minimum. Store frozen.
Shipping Instructions:Ship frozen.
Test Performed at or Referral Lab Lab Sendouts  (National Medical Services via MedTox)
Referral Lab number:99751 / NMS4700


Interpretive

Reference Range:Dimethadione: 300-800 ug/mL; trimethadione: 3-42 ug/mL
Use:Therapeutic monitoring and assess toxicity.


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