Test Code Actm Acetaminophen Level
Aliases
Tylenol
Patient Preparation
No special patient preparation required
Collection Method
Venous collection
Minimum Volume
- Adults: 0.8ml
- Pediatric: 0.5mL
Container
Lt Green / Plasma Separator / Lithium Heparin
Preferred Specimen
Light Green Top (lithium heparin) plasma
Acceptable Specimens
Serum:
- Gold Top SST
- Red Top
Plasma:
- Light Geen Top (lithium heparin)
- Purple or Pink top (K2/K3 EDTA)
Reference or Target Ranges
<5 ug/mL
(Therapeutic range 10 – 30 ug/mL)
Reportable Units
ug/mL
Critical Value
≥50ug/mL (Depending on time interval post dosing)
Reasons for Rejection
Hemolysis Threshold | 800 mg/dL |
Icterus Threshold | 30 mg/dL |
Lipemia Threshold | 400 mL |
Other | QNS, contaminated, improperly Labeled, improper specimen type |
Specimen Stability
Ambient | 24 hours |
Refrigerated (4°C to 8°C) | 7 days |
Frozen(-40°C to 0°C) | 6 months |
Performance Information
Days and Time Performed | 24/7 |
Expected Turn Around Time | Stat: 1 hour Routine: 4 hours |
Stat Availability | Yes |
Performing Bench | UH Chemistry, WCH Chemistry |
Methodology/Method Description | Roche Cobas – Homogenous enzyme immunoassay technique |
CPT Codes
80143