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HelpTest Code GABA Gabapentin, Serum
Additional Codes
| Mayo Test ID |
|---|
| GABA |
| Epic Test ID |
| LAB470 |
| Sunquest Code |
| GABA |
Reporting Name
Gabapentin, SUseful For
Monitoring serum gabapentin concentrations Assessing compliance Adjusting dosage in patientsMethod Name
Liquid Chromatography-Tandem Mass Spectrometry (LC-MS/MS)Performing Laboratory
Mayo Clinic Laboratories in Rochester
Specimen Type
Serum RedSpecimen Required
Collection Container/Tube: Red top (serum gel/SST is not acceptable)
Submission Container/Tube: Plastic vial
Specimen Volume: 1 mL
Collection Instructions:
1. Draw blood immediately before next scheduled dose.
2. Centrifuge and aliquot serum into plastic vial within 2 hours of collection.
Specimen Minimum Volume
0.2 mL
Specimen Stability Information
| Specimen Type | Temperature | Time | Special Container |
|---|---|---|---|
| Serum Red | Refrigerated (preferred) | 28 days | |
| Ambient | 28 days | ||
| Frozen | 28 days |
Reject Due To
| Gross hemolysis | OK |
| Gross lipemia | OK |
| Gross icterus | OK |
Reference Values
2.0-20.0 mcg/mL
Toxic Range: ≥25.0 mcg/mL
Day(s) and Time(s) Performed
Tuesday through Friday; 12 a.m. Saturday; 12 a.m., 4 p.m.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
80171
LOINC Code Information
| Test ID | Test Order Name | Order LOINC Value |
|---|---|---|
| GABA | Gabapentin, S | 9738-6 |
| Result ID | Test Result Name | Result LOINC Value |
|---|---|---|
| 80826 | Gabapentin, S | 9738-6 |
Forms
If not ordering electronically, complete, print, and send 1 of the following forms with the specimen:
-Neurology Specialty Testing Client Test Request (T732)
-Therapeutics Test Request (T831)