Homocysteine
Order Name
HOMOCYS
Test Number: 2004575
Revision Date 05/28/2021
Test Number: 2004575
Revision Date 05/28/2021
| Test Name | Methodology | LOINC Code |
|---|---|---|
|
Homocysteine
|
Chemiluminescence Assay | 26582-7 |
| SPECIMEN REQUIREMENTS | ||||
|---|---|---|---|---|
| Specimen | Specimen Volume (min) | Specimen Type | Specimen Container | Transport Environment |
| Preferred | 2 mL (1.0) | Plasma | Lithium Heparin PST (Light Green Top) | Refrigerated or Frozen |
| Alternate 1 | 2 mL (1.0) | Serum | Clot Activator SST | Refrigerated or Frozen |
| Alternate 2 | 2 mL (1.0) | Plasma | EDTA (Lavender Top) | Frozen |
| Instructions | Place specimen on ice immediately after drawing and keep on ice until centrifugation. Plasma or serum should be separated from cells ASAP. Once separated from cells Stability: Ambient 6 hours. Refrigerated 14 days. Frozen 1 year. |
|||
| GENERAL INFORMATION | |
|---|---|
| Testing Schedule | Mon-Fri |
| Expected TAT | 1-3 days |
| Clinical Use | HCY represents the main biochemical marker of several primary and secondary disorders of methionine metabolism. HCY has been linked as an independent predictor of cardiovascular disease. |
| CPT Code(s) | 83090 |
| Lab Section | Chemistry |