Testosterone, Total and Free, Serum
This assay is the alternative, second-level test for suspected increases or decreases in physiologically active testosterone (preferred: TTBS / Testosterone, Total and Bioavailable, Serum); indications:
-Assessment of androgen status in cases with suspected or known sex hormone-binding globulin-binding abnormalities
-Assessment of functional circulating testosterone in early pubertal boys and older men
-Assessment of functional circulating testosterone in women with symptoms or signs of hyperandrogenism, but normal total testosterone levels
-Monitoring of testosterone therapy or antiandrogen therapy in older men and in females
Profile Information A profile is a group of laboratory tests that are ordered and performed together under a single Mayo Test ID. Profile information lists the test performed, inclusive of the test fee, when a profile is ordered and includes reporting names and individual availability.
|Test ID||Reporting Name||Available Separately||Always Performed|
|FRTST||Testosterone, Free, S||No||Yes|
|TTST||Testosterone, Total, S||Yes||Yes|
FRTST: Equilibrium Dialysis
TTST: Liquid Chromatography-Tandem Mass Spectrometry (LC-MS/MS)
NY State Approved Indicates the status of NY State approval and if the test is orderable for NY State clients.
Reporting Name A shorter/abbreviated version of the Published Name for a test; an abbreviated test name
Testosterone, Total and Free, S