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