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HelpTest Code GABAPM Gabapentin, Serum
Additional Codes
| Mayo | GABA |
| Epic ID | LAB470 |
Specimen Type
Serum RedSpecimen Required
Supplies: Sarstedt Aliquot Tube, 5 mL (T914)
Collection Container/Tube: Red top (serum gel/SST is not acceptable)
Submission Container/Tube: Plastic vial
Specimen Volume: 1 mL serum
Collection Instructions:
1. Draw blood immediately before next scheduled dose.
2. Within 2 hours of collection, centrifuge and aliquot serum into a plastic vial.
Specimen Stability Information
| Specimen Type | Temperature | Time |
|---|---|---|
| Serum Red | Refrigerated (preferred) | 28 days |
| Ambient | 28 days | |
| Frozen | 28 days |
UPH Waterloo Region Lab Test Catalog
Note:
Transport refrigerated.
Specimen Minimum Volume
Serum: 0.2 mL
Reject Due To
| Gross hemolysis | OK |
| Gross lipemia | OK |
| Gross icterus | OK |
Performing Laboratory
Mayo Clinic Laboratories in Rochester
Method Name
Liquid Chromatography Tandem Mass Spectrometry (LC-MS/MS)
Useful For
Monitoring serum gabapentin concentrations
Assessing compliance
Adjusting dosage in patients
Day(s) Performed
Monday through Saturday
Report Available
Same day/1 to 2 daysReference Values
2.0-20.0 mcg/mL
Toxic Range: ≥25.0 mcg/mL
CPT Code Information
80171