Lamotrigine Level


Sunquest Code:LAMTR  
Epic Code:LAB6977Epic Name:Lamotrigine Level
Synonyms:Lamictal
Methodology:Enzyme immunoassay
CPT Code:80175
Turnaround Time:Specimens are sent to reference laboratory Mon-Sat; results are reported within 1-2 days.


Collection Instructions

Specimen:Blood
Optimal Volume:2 mL
Minimum\Peds Volume:0.8 mL
Container:Red (no gel) (Green (lithium heparin, no gel), Green (sodium heparin, no gel), Purple (EDTA))
Collection Instructions:Usual sampling time is immediately prior to next dose (trough).
Causes for Rejection:Serum or plasma separator tubes. Grossly hemolyzed specimens.


Processing and Shipping

Specimen Processing:Centrifuge and aliquot 1 mL, 0.3 mL minimum. Store at room temperature.
Shipping Instructions:Ship at room temperature.
Test Performed at or Referral Lab Lab Sendouts  (ARUP)
Referral Lab number:90177


Interpretive

Therapeutic Range:2.5-15.0 ug/mL
Use:Optimize drug therapy and monitor patient adherence.


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