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Test ID BLOD0606 Testosterone, Total, Immunoassay

Specimen Type/Requirements

Gold (SST Serum) Tube

 

Note:  Specimen collection within the first 3 hours of normal waking time is recommended for cisgender males being assessed for hypogonadism; this will be a morning collection for most patients.  A morning collection is not required as there are many considerations for the timing of specimen collection (i.e., shift workers, monitoring therapy, etc.).

Specimen Volume

Preferred Volume

500 µL serum

Minimum Volume

200 µL serum

 

Stability/Transport

Room Temperature 8 hours  
Refrigerated 7 days Preferred for Transport
Frozen 7 days  

 

Performed Test Frequency

Monday-Sunday

Methodology

Chemiluminescence

Performing Lab

Sanford Laboratories Fargo-Core Lab

CPT

84403