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Tip Sheets

 

 

General Information

Mayo Clinic Laboratories

Test Code LAB0208165 Acetaminophen

Additional Codes

EPIC Test Code
LAB0208165 ACETAMINOPHEN

 

Reporting Title

Acetaminophen

Methodology

Enzymatic/Colorimetric

Performing Laboratory

Rice Memorial Hospital

Specimen Requirements

Specimen Type: Plasma or serum

Container/Tube:

Plasma: Heparin, plain or gel separator

Serum: Clot, plain, activator or gel separator

Specimen Volume: 0.5 mL

Specimen Minimum Volume: 0.1 mL

Collection Instructions:

1. Preferred sample time for toxic or overdose samples, 4 hours and 12 hours post overdose.

2. Preferred sample time for therapeutic levels is 0.5 to 1.5 hours post ingestion.

Specimen Transport Temperature

Refrigerated (preferred) up to 14 days/Frozen up to 45 days

Reference Values

Reference Range: <25.0 mcg/mL

Therapeutic Range:  10.0-30.0 mcg/mL

Critical Value:

Toxic: 4 hours post-ingestion: >200 mcg/mL

Toxic: 12 hours post-ingestion: >50 mcg/mL

Day(s) Test Set Up

Monday through Sunday

CPT Coding

80307