Clinics and Departments

Laboratory Services

Lab Dept:

Chemistry

Test Name:

TOCAINIDE LEVEL

General Information

Lab Order Codes:

TOC

Synonyms:

Tonocard®

CPT Codes:

82542– Column chromatography/mass spectrometry, analyte not elsewhere specified; quantitative, single stationary and mobile phase

Test Includes:

Tocainide level reported in ug/mL.

Logistics

Test Indications:

Cardiovascular monitoring

Lab Testing Sections:

Chemistry - Sendouts

Referred to:

MedTox Laboratories (MedTox Test: 121)

Phone Numbers:

MIN Lab: 612-813-6280

STP Lab: 651-220-6550

Test Availability:

Daily, 24 hours

Turnaround Time:

1 day

Special Instructions:

Trough levels are most reproducible.

Specimen

Specimen Type:

Blood

Container:

Green top (Li Heparin) or Red top tube

Draw Volume:

3 mL (Minimum 0.5 mL) blood

Processed Volume:

1 mL (Minimum: 0.1 mL) serum/plasma

Note: Submission of the minimum volume results in an elevated reporting range and inability to repeat analysis.

Collection:

Routine venipuncture

Special Processing:

Lab Staff: Centrifuge specimen, remove serum/plasma 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:

4.0 – 10.0 ug/mL

Critical Values:

>11.0 ug/mL

Limitations:

Reporting limit 1.0 ug/mL

Methodology:

High Performance Liquid Chromatography with Ultraviolet Detection (HPLC-UV)

References:

MedTox Laboratories (May 2010)

Updates:

5/6/2010: CPT update, previously listed as 82491



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