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Bolded Tests are Performed at a CNE laboratory

 

Clinical  Lab Updates/Memos

 

GENERAL INFORMATION

COLLECTION INSTRUCTIONS

COLLECTION CONTAINERS

ALGORITHMS

                

Mayo Clinic Laboratories

Orderable Name ZONI Zonisamide, Serum

Additional Codes

CNE Order Code: Zonisamide Level

Useful For

Monitoring zonisamide therapy; recommended for all patients to ensure appropriate dosing

 

Assessing medication compliance

Specimen Type

Serum Red


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: Centrifuge and aliquot serum into plastic vial within 2 hours of collection.


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

Reference Values

10-40 mcg/mL

Day(s) Performed

Monday through Saturday

CPT Code Information

80203

Report Available

Same day/1 to 5 days

Reject Due To

Gross hemolysis OK
Gross lipemia OK
Gross icterus OK
 

Method Name

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

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)