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HelpTest Code ETHNP Ethanol, Plasma
Specimen Required
Patient Preparation: Do not use alcohol to clean arm. Use alternative such as Betadine to cleanse arm before collecting any specimen for volatile testing.
Collection Container/Tube:
Preferred: Light-green top (lithium heparin plasma gel)
Acceptable: Green top (lithium heparin)
Submission Container/Tube: Plastic vial
Specimen Volume: 0.5 mL
Collection Instructions:
1. Plasma gel tubes should be centrifuged within 2 hours of collection.
2. Green-top tubes should be centrifuged, and the plasma aliquoted within 2 hours of collection.
Useful For
Detection of ethanol (ethyl alcohol) in plasma specimens to document prior consumption or administration of ethanol
Quantification of the concentration of ethanol in plasma specimens to correlate with degree of intoxication
Method Name
Enzymatic, Alcohol Dehydrogenase
Reporting Name
Ethanol, PSpecimen Type
Plasma Li HeparinSpecimen Minimum Volume
0.25 mL
Specimen Stability Information
| Specimen Type | Temperature | Time | Special Container |
|---|---|---|---|
| Plasma Li Heparin | Refrigerated (preferred) | 72 hours | |
| Frozen | 28 days | ||
| Ambient | 24 hours |
Reject Due To
| Gross hemolysis | Reject |
Reference Values
<10 mg/dL
Legal limit of intoxication: ≥80 mg/dL
Critical value: ≥400 mg/dL
Day(s) Performed
Monday through Sunday
Performing Laboratory
MCHS- MankatoTest Classification
This test has been cleared, approved, or is exempt by the US Food and Drug Administration and is used per manufacturer's instructions. Performance characteristics were verified by Mayo Clinic in a manner consistent with CLIA requirements.CPT Code Information
82077
LOINC Code Information
| Test ID | Test Order Name | Order LOINC Value |
|---|---|---|
| ETHNP | Ethanol, P | 5643-2 |
| Result ID | Test Result Name | Result LOINC Value |
|---|---|---|
| ETHNP | Ethanol, P | 5643-2 |