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Test Directory

Test Directory Diltiazem, Serum/Plasma

Diltiazem, Serum/Plasma

Test Summary

Diltiazem is a calcium ion influx inhibitor. It is indicated in angina pectoris due to coronary artery spasm and chronic stable angina.

Aliases

NMS code 1640SP, Dilacor®, Tiazac®

Specimen Collection

Special Instructions

N/A

Preferred Specimen

1 mL serum collected in a red top tube

Minimum Volume

0.4 mL

Instructions

Promptly centrifuge and separate serum or plasma into a plastic (preservative-free) screw-capped vial using approved guidelines.

Patient Preparation

N/A

Storage

N/A

Transport Temperature

Refrigerated

Specimen Stability

Room temperature: 8 days
Refrigerated: 8 days
Frozen: 30 days

Limitations

N/A

Other Acceptable Specimens

Plasma collected in a lavender top tube (EDTA) or pink top tube (EDTA)

Unacceptable Specimens

Polymer gel separation tube

Order Code

DILTAZ

EPIC (Premier) Code

LAB3592

Includes

N/A

CPT Code

80299

Billing Code

655004

CPT Statement

Methodology

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

FDA Status

This test was developed and its performance characteristics have been determined by NMS Labs. It has not been cleared or approved by the U.S. Food and Drug Administration.

Physician Attestation of Informed Consent

N/A

Testing Laboratory

National Medical Services
200 Welsh Rd
Horsham PA, 19044

Department

Reference Testing

Reference Range

See Laboratory Report

Setup Schedule / Expected Turnaround Time

Report available: 4 days