ALCOHOL, MEDICAL

Mnemonic

ALC

Synonym

Plasma Ethanol - Serum Ethanol

Specimen Collection Requirements

Collect

Preferred: Plasma, one 4.0 mL gray (sodium fluoride/potassium oxalate) top tube. Also acceptable: Serum or heparinized plasma, one 5.0 mL gold (SST), 7.0 mL red, or 3.0 mL mint green (lithium heparin, PST) top tube.

Handling

Keep sample tube tightly capped to prevent evaporation of alcohol. Allow serum specimens to clot completely (minimum: 30 minutes). Centrifuge and separate serum or heparinized plasma from cells ASAP.

Preferred Volume

2.0 mL

Minimum Volume

1.0 mL

Rejection Criteria

Grossly hemolyzed specimens

Stability

KEEP TIGHTLY CAPPED. Ambient (20-25°C): 4 hours; Refrigerated (2-8°C): 3 days; Frozen (at or below -20°C): 3 months

Testing Information

Performed

7 days/week

Method

Enzymatic

Referral Lab

Samaritan Health Services Laboratories

Reference Values

Reference Values

Negative:<10 mg/dL

Toxic Levels

Excitement: 10-50 mg/dL
Flushing, slowing of reflexes, impaired visual activity: 50-100 mg/dL
Depression of CNS: >100 mg/dL
Fatalities reported: >400 mg/dL

CPT Codes

82055

Last Updated: Thursday, January 5, 2017 03:41:55 AM