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Test Directory » Homocysteine

Homocysteine

Order Code: HMCYS

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

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

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: Within 1 day of set up

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.

Billing

CPT Code

  • 83090

Billing Code

  • 500331

CPT Statement

CPT Statement

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: Within 1 day of set up