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Lab Dept:
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Chemistry
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Test Name:
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ACETAMINOPHEN LEVEL
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General Information
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Lab Order Codes:
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ACET
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Synonyms:
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Tylenol®, Datril®, Excedrin®, Liquiprin®, Tempra®
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CPT Codes:
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82003 - Acetaminophen
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Test Includes:
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Acetaminophen concentration in ug/mL.
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Logistics
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Test Indications:
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Useful for therapeutic drug monitoring and evaluation of acetaminophen toxicity. This commonly used analgesic drug may cause severe hepatic toxicity or death when consumed in overdose quantities.
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Lab Testing Sections:
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Chemistry
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Phone Numbers:
Minneapolis:
Saint Paul:
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612-813-6280
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651-220-6550
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Test Availability:
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Daily, 24 hours
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Turnaround Time:
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4 hours, Stat: 1 hour
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Special Instructions:
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N/A
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Specimen
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Specimen Type:
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Blood
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Container:
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Green top (Li Heparin) tube preferred
Alternate tube: Red top (plain or serum separator) tubes
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Draw Volume:
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0.6 mL blood
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Processed Volume:
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0.2 mL serum/plasma
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Collection:
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Routine venipuncture. Mix tubes containing anticoagulant by gentle inversion.
Ingestion: Specimen should be drawn 4 hours after ingestion for peak toxic level.
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Special Processing:
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Lab Staff: Centrifuge specimen, remove serum/plasma aliquot into plastic sample cup. Analyze immediately or store at refrigerated temperatures.
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Patient Preparation:
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None
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Sample Rejection:
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Mislabeled or unlabeled specimen
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Interpretive
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Reference Range:
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Therapeutic concentration: 10-25 ug/mL
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Critical Values:
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>25 ug/mL
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Limitations:
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N/A
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Methodology:
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Enzymatic
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References:
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Jacobs & DeMott Laboratory Test Handbook (2001) Lexi-Comp, Inc, Hudson, OH, 5th Edition
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ACTM Flex® reagent cartridge insert sheet PN 717088.001 Issue Date 2008-03-06 Rev. F
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Updates:
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2/1/2012: Critical value update.
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