Icon

Time Sensitive
Ordering Recommendation

Aids in the evaluation of suspected hypogonadism in men. Use to monitor testosterone replacement therapy. Not recommended for use in women and children.

Mnemonic
TESTOS
Methodology

Quantitative Electrochemiluminescent Immunoassay

Performed

Sun-Sat

Reported

Within 24 hours

New York DOH Approval Status
This test is New York DOH approved.
Specimen Required
Patient Preparation

Collect specimen between 6-10 a.m.

Collect

Serum Separator Tube (SST) or Green (Lithium Heparin). Also acceptable: Lavender (K2 EDTA) or Lavender (K3 EDTA).
Pooled Specimens: Collect three samples, 20 minutes apart.

Specimen Preparation

Transport 1 mL serum or plasma to an ARUP Standard Transport Tube. (Min: 0.5 mL)
Pooled Specimens: Spin and pool equal amounts of serum or plasma. Transfer 1 mL of pooled specimen into an ARUP Standard Transport Tube. (Min: 0.5 mL)

Storage/Transport Temperature

Refrigerated. Also acceptable: Frozen.

Unacceptable Conditions
Remarks
Stability

After separation from cells: Ambient: 5 days; Refrigerated: 2 weeks; Frozen: 6 months

Reference Interval

Male:
14-15 years: 33-585 ng/dL
16-17 years: 185-886 ng/dL
18-39 years: 300-1080 ng/dL
40-59 years: 300-890 ng/dL
60 years and older: 300-720 ng/dL

Tanner Stage IV: 165-854 ng/dL
Tanner Stage V: 194-783 ng/dL

Interpretive Data

Total testosterone values may not reflect optimal concentrations in all individuals. Free or bioavailable testosterone measurements may provide supportive information.

Compliance Category

FDA

Note

This test is not recommended for females or children.  For testing on females or children refer to Testosterone, Females or Children (0081058).

Hotline History
N/A
CPT Codes

84403

Components
Component Test Code* Component Chart Name LOINC
0070130 Testosterone, Adult Male 2986-8
* Component test codes cannot be used to order tests. The information provided here is not sufficient for interface builds; for a complete test mix, please click the sidebar link to access the Interface Map.
Aliases
  • male testosterone
  • serum total testosterone
  • total testosterone serum
Testosterone, Adult Male