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Test Code TESTOSTER Testosterone

Alias

Testosterone

Collection Method

Venous Collection

Container

Light Green Lithium Heparin tube

Instructions/Special Handling

None

Preferred Specimen

Light Green (Lithium Heparin) Plasma

Acceptable Specimes

  • Serum
    • Gold SST tube
    • Red tube
  • Plasma
    • Light Green lithium heparin
    • Lavender EDTA

Units

ng/dL

Reference Ranges

Males Reference Range
20 years - 49 years 249 - 836 ng/dL
>/= 50 years 193 - 740 ng/dL
Female Reference Range
20 years - 49 years 6.50 - 65.0 ng/dL
>/=50 years 2.5 - 49.0 ng/dL

 

Critical Values

N/A

Reasons for Rejection

Hemolysis N/A
Icterus N/A
Lipemia N/A
Other QNS, Contaminated, Improperly labeled, Improper specimen type

 

Specimen Stability

Ambient (15-25°C) 1 day
Refrigerated (2-8°C) 7 days
Frozen (-20°C) 6 months

 

Performing Site

Boone Health Laboratory

Performance Information

Days/Times Performed Daily 24/7
Expected Turn around Time Same day
Methodology/Method Description Roche Cobas - Electrochemiluminescence immunoassay

CPT Code(s)

84403

Panel Components

N/A