NORPACE DISOPYRAMINE

Test Code

NORP

Quest Code

7772

CPT Codes
80299

Preferred Specimen

1 mL serum collected in a red-top tube (no gel)

Minimum Volume

0.5 mL

Other Acceptable Specimens

Plasma collected in: EDTA (lavender-top), or sodium heparin (green-top) tube

Instructions

Centrifuge and immediately separate serum or plasma specimens from the cells into clean, plastic, screw-capped vial(s).

Transport Temperature

Room temperature

Specimen Stability

Room temperature: 5 days
Refrigerated: 14 days
Frozen: 35 days

Methodology
Immunoassay (IA)

Setup Schedule

Set up: Mon-Sat; Report available: Next day

Reference Range

2.0-5.0 mg/L

Clinical Significance

Disopyramide is useful in treating patients with cardiac arrhythmias and tachcardia. Therapeutic drug monitoring is useful to optimize dose and avoid toxicity.

Performing Laboratory

Quest Diagnostics Nichols Institute

14225 Newbrook Drive

Chantilly, VA 20153

Last Updated: April 2, 2018

The CPT Codes provided in this document are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.