Clinics and Departments

Laboratory Services

Lab Dept:

Chemistry

Test Name:

ZONISAMIDE LEVEL

General Information

Lab Order Codes:

ZONE

Synonyms:

Zonegran

CPT Codes:

83520 – Immunoassay for analyte other than infectious agent antibody or infectious antigen agent; quantitative, not otherwise specified.

Test Includes:

Zonisamide level measured in ug/mL

Logistics

Test Indications:

Assessment of compliance, therapeutic drug monitoring.

Lab Testing Sections:

Chemistry - Sendouts

Referred to:

MedTox Laboratories (Test:135)

Phone Numbers:

MIN Lab: 612-813-6280

STP Lab: 651-220-6550

Test Availability:

Daily, 24 hours

Turnaround Time:

1 day

Special Instructions:

If this is a STAT order, please check with the provider to see if the specimen should be shipped immediately and performed STAT by the reference lab at an additional cost. If immediate shipment is necessary, please call the lab to make arrangements.

Trough levels are most reproducible.

Specimen

Specimen Type:

Blood

Container:

Red top tube [Alternate: Green (Lithium Heparin) tube]

Draw Volume:

6 mL (Minimum: 1.8 mL) blood

Processed Volume:

2 mL (Minimum: 0.6 mL) serum

Collection:

Routine venipuncture

Special Processing:

Lab Staff: Centrifuge specimen, remove serum aliquot into a screw-capped round bottom plastic vial. Store and ship at refrigerated temperatures. Forward promptly.

Patient Preparation:

None

Sample Rejection:

Mislabeled or unlabeled specimens

Interpretive

Reference Range:

Therapeutic range: 7.0 – 40.0 ug/mL

Critical Values:

90.0 ug/mL

Limitations:

2.5 ug/mL

Methodology:

Immunoassay

References:

MedTox Laboratories December 2010

Updates:

7/12/2010: Units update from ug/mL to mcg/mL.
12/7/2010: Mayo references removed. All testing to be performed at MedTox.



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