High-Sensitivity Troponin T [Test in Focus]

High-sensitivity troponin T is a new assay recently approved by the U.S. Food and Drug Administration. This assay is most often used to evaluate patients with possible acute ischemic heart disease, but it also has a variety of uses in the more chronic setting.


Video Overview

Allan Jaffe, M.D., a cardiologist and Professor of Cardiology at Mayo Clinic provides an overview of this testing available through Mayo Medical Laboratories. He discusses the highlights of the new assay, research supporting the use of high-sensitivity troponin T, and applications for use in a more chronic setting.


Troponin T, 5th Generation, Plasma (ID: TRPS)
Test Catalog | Overview PDF pdf-icon

When to Order

This test is useful for:

  • Aiding in the exclusion of the diagnosis of acute coronary syndrome in a single plasma specimen.
  • Aiding in the diagnosis of acute coronary syndrome.
  • Monitoring acute coronary syndromes and estimating prognosis.
  • Possible utility in monitoring patients with nonischemic causes of cardiac injury.

Specimen Information

Specimen Type

  • Plasma Li Heparin

Specimen Required 

Preferred: Lithium heparin gel
Acceptable: Lithium heparin
Submission Container/Tube: Plastic vial
Specimen Volume: 1 mL

Collection Instructions:
1. Lithium heparin gel tubes should be centrifuged within 2 hours of collection.
2. Plasma from lithium heparin tubes should be centrifuged and aliquoted within 2 hours of collection.

How to Order

Many hospitals across the country have already established an account with Mayo Medical Laboratories. Please click the links below to register for an account, sign in, or to request an MML representative contact you to discuss your current account status and ordering options.



Registration for an account takes less than 10 minutes, and new accounts are typically processed and available in one business day. Once registered, sign in and locate the test in the Test Catalog and click the "Order This Test" button. Follow the prompts to provide billing and contact information. Print the test requisition form to ship with the specimen.

Mayo Clinic Laboratories

This post was authored by the Marketing Team at Mayo Clinic Laboratories.