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Test Code SQ ACTMN, EPIC LAB43 Acetaminophen (Tylenol), Plasma or Serum

Methodology

Homogeneous Enzyme Immunoassay

Performing Laboratory

Meriter Laboratories

Specimen Requirements

Calculation of half-life may be helpful in determining the likelihood of hepatotoxicity in overdose cases.

 

Submit only 1 of the following specimens:

 

Preferred:

Specimen Type: Plasma

Container/Tube: Light-green top (lithium heparin gel)

Specimen Volume: 1 mL

Collection Instructions:

1. Avoid hemolysis and lipemia.

2. Label specimen as plasma.

 

Acceptable:

Specimen Type: Serum

Container/Tube: Serum gel

Specimen Volume: 1 mL

Collection Instructions:

1. Avoid hemolysis and lipemia.

2. Label specimen as serum.

Specimen Transport Temperature

Refrigerated/Frozen OK/Ambient OK

Reference Values

10-30 mcg/mL
Critical value (automatic call-back): ≥50 mcg/mL

Day(s) Test Set Up

Monday through Sunday

Specimen Requirements Additional Information

Specimen Stability:

Plasma or serum is stable at room temperature for 24 hours if cap was not removed, refrigerated (2-8° C) for 7 days or frozen (≤-20° C) for 1 month.

Test Classification and CPT Coding

80329

G6039  (if appropriate)