Test Directory

4238 Testosterone, Free

Specimen Type
Specimen Stability
Reference Range
Serum
7 Days 2 - 8° C
Male=4.25-30.37 pg/mL
Female=0.04-4.18 pg/mL

Specimen Requirements

Specimen Type: Serum
Container: 1 Serum Separator Tube (SST)
Temperature: Refrigerated
Preferred Vol: 1.00 mL
Min Vol: 0.50 mL

Method

Enzyme-linked immunosorbent assay (ELISA)

Schedule

Mon-Fri

Turn-Around Time

24hrs 2-8° C

Instructions/Notes

Clinical Utility

To determine abnormal testosterone level in males and females; in males, an abnormal level may help to explain difficulty getting an erection (erectile dysfunction), inability of partner to get pregnant (infertility), or premature or delayed puberty.

CPT Codes

84402

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