Test Catalog

Test ID: TTST    
Testosterone, Total by Mass Spectrometry, Serum

Useful For Suggests clinical disorders or settings where the test may be helpful

Evaluation of men with symptoms or signs of possible hypogonadism, such as loss of libido, erectile dysfunction, gynecomastia, osteoporosis, or infertility


Evaluation of boys with delayed or precocious puberty


Monitoring testosterone replacement therapy


Monitoring antiandrogen therapy (eg, used in prostate cancer, precocious puberty, treatment of idiopathic hirsutism, male-to-female transgender disorders, etc.)


Evaluation of women with hirsutism, virilization, and oligoamenorrhea


Evaluation of women with symptoms or signs of possible testosterone deficiency


Evaluation of infants with ambiguous genitalia or virilization


Diagnosis of androgen-secreting tumors

Testing Algorithm Delineates situations when tests are added to the initial order. This includes reflex and additional tests.

See Steroid Pathways in Special Instructions

Special Instructions Library of PDFs including pertinent information and forms related to the test

Method Name A short description of the method used to perform the test

Liquid Chromatography-Tandem Mass Spectrometry (LC-MS/MS)

Portions of this test are covered by patents held by Quest Diagnostics

NY State Available Indicates the status of NY State approval and if the test is orderable for NY State clients.


Reporting Name Lists a shorter or abbreviated version of the Published Name for a test

Testosterone, Total, S

Aliases Lists additional common names for a test, as an aid in searching

Testosterone (ORDER 8533 if not specified)
Testosterone Group ORDER 8508
Testosterone, Total Serum
Testosterone, Total Only, Serum