Homocysteine
Test Summary
Elevated levels of homocysteine are observed in patients at risk for coronary heart disease, stroke, and peripheral vascular disease (fatty deposits in peripheral arteries).
Aliases
- Homocysteine Cardiac
- Homocysteine Cardio
Specimen Collection
Special Instructions
N/A
Preferred Specimen
1 mL serum
Minimum Volume
1 mL
Instructions
Avoid hemolysis. Invert a minimum of 5 times then allow to clot in an upright position for 30 minutes. Centrifuge 10 minutes. Keep tightly stoppered.
Patient Preparation
N/A
Storage
Original tube preferred, may be sent in a screw-top transfer tube.
Transport Temperature
Refrigerated
Specimen Stability
- Room Temperature = 4 days
- Refrigerated = 4 weeks
- Frozen = 10 months
Limitations
N/A
Other Acceptable Specimens
Serum only
Unacceptable Specimens
Hemolysis, Lipemia, incorrect specimen type, insufficient sample volume, improper storage conditions, exceeds specimen stability guidelines, contaminated sample.
Order Code
HMCYS
EPIC (Premier) Code
LAB5666
Includes
N/A
CPT Code
- 83090
Billing Code
- 500331
CPT Statement
Methodology
Immunoassay (IA)
FDA Status
FDA Approved
Physician Attestation of Informed Consent
N/A
Testing Laboratory
CompuNet Clinical Laboratories, LLC
2308 Sandridge Drive
Moraine OH, 45439
2308 Sandridge Drive
Moraine OH, 45439
Department
Chemistry
Reference Range
- Males: 6.0-16.8 mcmol/L
- Females: 4.9-14.8 mcmol/L
Setup Schedule / Expected Turnaround Time
24/7; Report available: Daily
Specimen Collection
Special Instructions
N/A
Preferred Specimen
1 mL serum
Minimum Volume
1 mL
Instructions
Avoid hemolysis. Invert a minimum of 5 times then allow to clot in an upright position for 30 minutes. Centrifuge 10 minutes. Keep tightly stoppered.
Patient Preparation
N/A
Storage
Original tube preferred, may be sent in a screw-top transfer tube.
Transport Temperature
Refrigerated
Specimen Stability
- Room Temperature = 4 days
- Refrigerated = 4 weeks
- Frozen = 10 months
Limitations
N/A
Other Acceptable Specimens
Serum only
Unacceptable Specimens
Hemolysis, Lipemia, incorrect specimen type, insufficient sample volume, improper storage conditions, exceeds specimen stability guidelines, contaminated sample.
Result Information
Methodology
Immunoassay (IA)
Testing Laboratory
N/A
Reference Range
- Males: 6.0-16.8 mcmol/L
- Females: 4.9-14.8 mcmol/L
Setup Schedule / Expected Turnaround Time
24/7; Report available: Daily