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Test Code ACETA Acetaminophen, Plasma or Serum

Performing Laboratory

Lima Memorial Health System Laboratory

Specimen Requirements

Preferred:
Container/Tube: Green cap-yellow ring Top (Lithium Heparin Gel) tube
Minimum Volume: 1.0 mL 
Collection Instructions: Centrifuge within 2 hours
Also Acceptable:
Container/Tube: Plain, Red Top or Serum gel (SST-Gel) tube

Reference Values

Therapeutic range:  10-20 µg/mL
Alarm values (automatic call-back):  >149.9 µg/mL

Toxic: >70 µg/mL

 

Toxic Overdose:

4 Hours After Ingestion: >300 µg/mL

12 Hours After Ingestion: >120 µg/mL

Hepatic Necrosis Probable Wit These Values. 

Specimen Stability

Ambient: 8 hours
Refrigerated: 48 hours
Frozen: aliquot for longer storage

Day(s) Test Set Up

Monday through Sunday

Methodology

Homogeneous Enzyme Assay

Test Classification and CPT Coding

80143

Mnemonics

ACETA, ACTA