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Test Code ALC Alcohol (ETOH)

Important Note

Specimen must be sent in original tube and remain unopened until analysis.

Additional Codes

Epic: LAB46

Specimen Required

Patient Preparation:
Collection Container/Tube

Preferred: Serum gel
Acceptable: Plasma Lithium Heparin
Specimen Volume: 3.0 mL
Collection Instructions

  1. Do not use alcohol wipes or other antiseptics containing alcohol compounds to clean the venipuncture site.
  2. Specimen must be sent in original tube and remain unopened.
  3. Centrifuge after clot formation and within 4 hours of collection.

 

Specimen Minimum Volume

0.10 mL

Specimen Stability

Room temperature: 2 weeks
Refrigerated: 6 months
Frozen: 6 months

Reference Range

None detected (<10 mg/dL)

Rejection Due To

Unlabeled, mislabeled, wrong tube type, QNS, exposure to air.

Day(s) and Time(s) Performed

Daily

Report Available

Same day

Method Name

Alcohol dehydrogenase.

CPT Codes

G0479

LOINC

5643-2

Aliases

Alcohol
Ethanol
Ethyl Alcohol
ETOH (Ethanol)

Limitations

Do not use alcohol as a disinfectant when collecting or storing blood specimens.

 

Centrifuge highly turbid samples prior to analysis.

 

Increased levels of lactic acid and LDH in perimortem samples may cause elevated ethanol levels.

 

Ethanol is volatile.  Specimens must be tightly capped to avoid evaporation.

 

Alcohol determination is used for Medical Purposes Only.