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Test Code BLOD1191 Lacosamide, Serum

Additional Codes

Mayo Test Code: LACO

Useful For

Monitoring serum concentrations of lacosamide to ensure compliance and appropriate dosing in specific clinical conditions (ie, severe renal impairment, mild-to-moderate hepatic impairment, and end-stage renal disease)

Specimen Type

Serum


Specimen Required


Container/Tube:

Preferred: Red top

Acceptable: Serum gel

Specimen Volume: 1 mL

Collection Instructions: Draw specimen immediately before next scheduled dose or at least 12 hours after last dose.


Specimen Minimum Volume

0.2 mL

Specimen Stability Information

Specimen Type Temperature Time
Serum Refrigerated (preferred) 28 days
  Ambient  28 days
  Frozen  28 days

Reject Due To

Hemolysis

Mild OK; Gross OK

Lipemia

Mild OK; Gross OK

Icterus

Mild OK; Gross OK

Other

NA

Reference Values

Patients receiving therapeutic doses usually have lacosamide concentrations of 1.0-10.0 mcg/mL.

Day(s) and Time(s) Performed

Monday through Friday; 9 a.m., Saturday; 1 p.m.

Performing Laboratory

Mayo Medical Laboratories in Rochester

Test Classification

This test was developed and its performance characteristics determined by Mayo Clinic in a manner consistent with CLIA requirements. This test has not been cleared or approved by the U.S. Food and Drug Administration.

CPT Code Information

80299

Method Name

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