Test Code ZONI Zonisamide, Serum
Specimen 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
Collection Instructions: Within 2 hours of collection, centrifuge and aliquot serum into a plastic vial.
CMH COLLECTION: 2 mL in red vacutainer
Specimen Minimum Volume
0.5 mL
Specimen Stability Information
| Specimen Type | Temperature | Time | 
|---|---|---|
| Serum Red | Refrigerated (preferred) | 28 days | 
| Ambient | 28 days | |
| Frozen | 28 days | 
Useful For
Monitoring zonisamide therapy; recommended for all patients to ensure appropriate dosing
Assessing medication compliance
Reject Due To
| Gross hemolysis | OK | 
| Gross lipemia | OK | 
| Gross icterus | OK | 
Day(s) Performed
Monday through Saturday
Report Available
Same day/1 to 3 daysReporting Name
Zonisamide, SReference Values
10-40 mcg/mL
Method Name
Liquid Chromatography Tandem Mass Spectrometry (LC-MS/MS)
Performing Laboratory
 Mayo Clinic Laboratories in Rochester
CPT Code Information
80203