TTBS
Testosterone, Total and Bioavailable
EPIC Test Procedure Code: LAB3605
Synonyms:
Non Sex Hormone Binding Globulin (SHBG)
Performing Lab:
Referral Laboratory
Required Patient Info:
Patient's age and sex are required.
Container Type:
Plain red top
Specimen Type:
Serum Red top (serum gel/SST are not acceptable)
Preferred Volume:
1 mL
Minimum Volume:
0.6 mL
Specimen Processing:
The serum must be separated from the cells within 45 minutes of collection.
Store and Transport:
Refrigerated
Stability:
Refrigerated - 14 days
Frozen - 60 days
Unacceptable Condition:
Gross lipemia
CPT Codes:
84403 - Testosterone Total (EAP 30040548)
84410 - Testosterone Bioavailable (EAP 30040549)
Test Schedule:
Monday through Friday
Turnaround Time:
3-6 days
Method:
TTST: Liquid Chromatography Tandem Mass Spectrometry (LC-MS/MS)
BATS: Differential Precipitation/Liquid Chromatography Tandem Mass Spectrometry (LC-MS/MS)
BATS: Differential Precipitation/Liquid Chromatography Tandem Mass Spectrometry (LC-MS/MS)
Test Includes:
BATS- Testosterone, Bioavailable, S
TTST- Testosterone, Total, S
TTST- Testosterone, Total, S