Description
Testosterone free
Sample Type: Serum
Tests Included:
Free Testosterone measurement
Sample Required:
Blood sample
Test Time:
Results are typically available within a few days.
Test Range Values:
Normal free testosterone levels vary, but they generally range from 5 to 21 picograms per milliliter (pg/mL) in adult males.
What is the test?
This test measures the unbound, active form of testosterone in the blood. Free testosterone represents the portion of testosterone that is readily available to cells and tissues for biological functions.
Test Procedure:
A blood sample is drawn from a vein, and the concentration of free testosterone is measured in the laboratory.
When to take the test:
When a healthcare provider needs to assess the bioavailable testosterone in the body, especially in cases of suspected hormonal imbalances or symptoms related to low testosterone.
Who should take the test:
Patients with symptoms like decreased libido, erectile dysfunction, or infertility may require this test to assess free testosterone levels.
Precautions for exceptional cases (pregnancy, etc.):
Testosterone testing is not applicable to pregnancy. Pregnant individuals should inform their healthcare provider about their pregnancy status, as it may affect other aspects of healthcare.
Frequently Asked Questions (FAQs) for Free Testosterone Test:
Q1: How does free testosterone differ from total testosterone?
A: Free testosterone represents the unbound, active form of the hormone, readily available for biological functions. Total testosterone includes both bound and unbound forms, providing a broader view of the hormone’s levels in the body.
Q2: Can lifestyle factors influence free testosterone levels?
A: Yes, factors like stress, lack of sleep, excessive alcohol consumption, and obesity can affect testosterone levels, including free testosterone. Maintaining a healthy lifestyle can contribute to hormonal balance.
Q3: What does low free testosterone indicate?
A: Low free testosterone levels can lead to symptoms such as decreased libido, reduced muscle mass, and fatigue. It can also impact fertility. Treatment options, including hormone therapy, may be considered based on the underlying cause.
*Please note that specific testing protocols and guidelines may vary based on the latest recommendations from health authorities and regulatory agencies. It is essential to consult healthcare professionals and follow local testing guidelines for accurate and appropriate testing.
