Test Name

Testosterone

Test Code

515

Unit

ng/dL

Station

Chemistry

Synonym Name/Abbreviation

Testosterone

CPT Code

84480

Performing Facility

American Medical Labs, Herzliya
Pituah

Analyzer

Roche cobas 6000

Test Method

Electrochemiluminescense Immunoassay
(ECLIA)

AML Preferred Tube

5 mL SST gel

Storage Instructions

Stability:

1 week at 2 to 8 ^oC

6 month at -20
^oC, Freeze only once.

Min. Volume

1 mL

Comments

Turn-Around-Time

5 working days

Intended Use

In women: The determination of Testosterone is helpful in the diagnosis of
androgenic syndrome (AGS), polycystic ovaries (Stein‑Leventhal
syndrome) and when an ovarian tumor, adrenal tumor, adrenal hyperplasia
or ovarian insufficiency is suspected.
In men: Testosterone is determined when reduced testosterone production
is suspected, e.g. in hypogonadism, estrogen therapy, chromosome
aberrations (as in the Klinefelter’s syndrome) and liver cirrhosis.

Limitations

Samples should not be taken from patients receiving therapy with high biotin doses (i.e. > 5 mg/day) until at least 8 hours following the last biotin administration.

Patient Preparation

No patient preparation
needed

Reasons for Rejection

Improper labelling.

Adult Reference Ranges

Female age 0-150: 6.0-82 ng/dL
Male age 14-18: 100-1200 ng/dL
Male age 19-49: 245-1600 ng/dL
Male age 50-150: 212-755 ng/dL