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HelpTest Code HOM Homocysteine
Additional Codes
LAB93
Collection Method
Venous collection
Minimum Volume
0.5ml
Container
Lt Green / Plasma Separator / Lithium Heparin
Acceptable Specimens
Serum:
- Gold Top SST
- Red Top
Plasma:
- Light Geen Top (lithium heparin)
Reference or Target Ranges
<15 µmol/l
Reportable Units
µmol/l
Critical Value
Not defined for this assay
Reasons for Rejection
| Hemolysis Threshold | 100 mg/dL |
| Icterus Threshold | 20 mg/dL |
| Lipemia Threshold | 250 mL |
| Other | QNS, contaminated, improperly Labeled, improper specimen type |
Specimen Stability
| Ambient | 4 days |
| Refrigerated (4°C to 8°C) | 4 weeks |
| Frozen(-40°C to 0°C) | 10 months |
Performance Information
| Days and Time Performed | 24/7 |
| Expected Turn Around Time | Stat: 1 hour Routine: 4 hours |
| Stat Availability | Yes |
| Performing Bench | CPH Chemistry |
| Methodology/Method Description | Roche Cobas |
CPT Codes
83090
Last review/edit date
March 2024