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* ALCOHOL(S)

Mnemonic

VOLAT (serum/plasma/whole blood), U M VOLAT (urine)

Synonym

Ethanol Confirmation - Alcohol Confirmation

Includes

Methanol, Ethanol, Isopropanol, Acetone

Guidelines

This test may be used to confirm a medical Ethanol result from an automated instrument if indicated.

This service was previously referred to as Volatiles. The term Volatiles is now used to indicate volatile substances other than Alcohols.

Specimen Collection Requirements

Patient Preparation

Use iodine swab to clean draw site. DO NOT use isopropyl alcohol wipe.

Collect

Preferred: Whole Blood, one 4 mL gray top tube (sodium fluoride/potassium oxalate).
Also acceptable: Serum or Plasma, one 7 mL red, one 4 mL dark green (sodium heparin) or one 4 mL lavender (EDTA) top tube; Urine, 10 mL.

Handling

Preferred: Submit entire unopened specimen. Refrigerate 2-8°C.
If processed, make sure specimen has not been uncapped except to transfer to a clean tightly capped test tube.

Preferred Volume

4 mL whole blood, 2 mL serum or plasma, or 10 mL urine

Minimum Volume

2 mL whole blood, 1 mL serum or plasma, or 5 mL urine

Transport

Refrigerated

Rejection Criteria

Specimens below the minimum volume.

Stability

Ambient (20-25ºC): 24 hours; Refrigerated (2-8ºC): 72 hours; Frozen (at or below -20º): 2 weeks

Testing Information

Performed

7 days/week

Reported

24 hours

Method

Headspace Gas Chromatography-Flame Ionization Detector

Reference Values

Reference Values

Not Detected (<10 mg/dL)

Toxic Levels

(Plasma/Serum)
Ethanol:           (see Alcohol, Medical)
Methanol:        >20 mg/dL
Acetone:          >40 mg/dL
Isopropanol:    >40 mg/dL

CPT Codes

80320

Last Updated: Thursday, January 5, 2017 03:40:29 AM


Client Services: 503-413-1234