Homocysteine

Overview

  • EPIC Code:
  • IMO32
  • Soft Test Code:
  • HCYS1
Clinical Significance

Studies have shown that a moderate increase of plasma homocysteine is an independent risk factor for premature cardiovasular disease.


Specimen Collection & Preparation

Patient Preparation

8 hours Fasting


Specimen Requirements:

-AND-

1.0 mL Plasma in a PST Mint Green Top Tube - Li Heparin
Minimum Volume:
0.25 mL Plasma*

* This volume does not allow for repeat testing

Processing Instructions:

Centrifuge and separate from cells within 2 hours of collection


Transport and Storage:
  • Ambient (18-24°C): 4 Days
  • Refrigerated (2-8°C): 4 Weeks

Clinical Interpretation

Reference Range:

Adult < 60 years of age: 4.5 - 15 umol/L


Methodology:
  • Chemiluminescence (CL)
Clinical Significance

Studies have shown that a moderate increase of plasma homocysteine is an independent risk factor for premature cardiovasular disease.


Production Schedule

Sites Performed
  • Parkview Regional Medical Center
Days Performed
Sunday
Monday
Tuesday
Wednesday
Thursday
Friday
Saturday
Departments
  • Chemistry
Turn Around Time

Same day/next day


Coding & Compliance

CDM

01480292


CPT Coding

83090


Medical Necessity May Apply