Test Overview
Test Methodology

Immunoassay

Test Usage

Therapeutic drug monitoring.

Reference Range *

2.0 - 5.0 mg/L

* Reference ranges may change over time. Please refer to the original patient report when evaluating results.

Test Details
Days Set Up
Monday - Saturday
Analytic Time

2 - 6 days

Soft Order Code
ZW51
MiChart Code
Misc Quest-Chantilly
Synonyms
  • Rhythmodan
  • Norpace
Laboratory
Sendout
Reference Laboratory
Mayo Wild 51 (ZW51) (Quest 7772)
Section
Special Testing
Specimen Requirements
Collection Instructions

Collect specimen in a red top tube; do not use SST tube. Centrifuge, aliquot serum into a plastic vial and refrigerate.

Rejection Criteria
SST tube not acceptable.
Yellow Top Tube
Red Top Tube
Normal Volume
1 mL serum
Minimum Volume
0.5 mL serum
Additional Information

Test sent to Mayo Medical Laboratories; performed by Quest Diagnostics.

Billing
CPT Code
80299
Fee Code
32102
LOINC
3576-6
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