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Test Mnemonic ACMA Acetaminophen, Serum

Useful For

Monitoring toxicity in overdose cases

Method Name

Photometric

Reporting Name

Acetaminophen, S

Specimen Type

Serum


Specimen Required


Container/Tube:
Preferred:
Serum gel
Acceptable:
Red top
Specimen Volume:
0.5 mL
Collection Instructions:
1. Serum gel tubes should be centrifuged within 2 hours of collection.
2. Red-top tubes should be centrifuged and aliquoted within 2 hours of collection.


Specimen Minimum Volume

0.25 mL

Specimen Stability Information

Specimen Type Temperature Time
Serum Refrigerated (preferred) 14 days
  Frozen  28 days
  Ambient  14 days

Day(s) and Time(s) Performed

Monday through Sunday; Continuously

Performing Laboratory

Mayo Medical Laboratories in Rochester

CPT Code Information

80299

LOINC Code Information

Test ID Test Order Name Order LOINC Value
ACMA Acetaminophen, S 3298-7

 

Result ID Test Result Name Result LOINC Value
ACMA Acetaminophen, S 3298-7

Test Classification

This test has been cleared or approved by the U.S. Food and Drug Administration and is used per manufacturer's instructions. Performance characteristics were verified by Mayo Clinic in a manner consistent with CLIA requirements.

Reference Values

Therapeutic: <30 mcg/mL

Toxic: >150 mcg/mL 4 hours after dose