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Lithium Heparin Gel
Specimen Requirements
Preferred:
Container/Tube: Mint Green Top (Lithium Heparin Gel)
Minimum Volume: 1.0 mL
Collection Instructions: Centrifuge within 2 hours
Also Acceptable:
Container/Tube: Gold Top (SST-Gel)
Specimen Stability
Ambient: 8 hours
Refrigerate: 48 hours
Frozen: aliquot for longer storage
Reference Range
Therapeutic 10-30 ug/mL
Hepatotoxic
4 hours Post Ingestion: >150 ug/mL
8 hours Post Ingestion: >75 ug/mL
12 hrs Post Ingestion: >40 ug/mL
Methodology
Immuno-Turbidimetry
CPT
82003
Test Alias
Tylenol