Homocysteine

Message

Performed in the Chemistry Laboratory x5820.
10.2018

Test Code

HCYS

CPT Codes
83090

Preferred Specimen

Plasma from a green top (PST) tube

Minimum Volume

1 mL

Instructions

Refrigerate

Transport Container

Green Top (PST) tube

Transport Temperature

This specimen should be transported on ice.

Specimen Stability

2 - 8 ^oC: 6 hours

Methodology
Chemiluminescent Microparticle Immunoassay

Setup Schedule

This assay is performed Monday through Friday

Reference Range

Male: < 11.4 umol/L
Female: < 10.4 umol/L

Clinical Significance

Elevated levels of homocysteine are observed in patients at risk for coronary heart disease and stroke

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.