Description
Serum, NA, Fasting or Non Fasting: As suggested by doctor
Sample Required:
A blood sample is required for the Free Androgen Index (FAI) test. A healthcare professional will collect a sample of your blood using a needle and a syringe.
Test Time:
The test time for analyzing the Free Androgen Index can vary depending on the laboratory performing the test. Typically, the results are available within a few days.
Test Normal Range:
The normal range for the Free Androgen Index can vary depending on the laboratory and the specific method used for analysis. The laboratory will provide the normal reference range along with the test results.
What is the test?
The Free Androgen Index (FAI) is a test that measures the ratio of two androgen hormones, testosterone and sex hormone-binding globulin (SHBG), in the blood. It provides an estimate of the amount of bioavailable or “free” testosterone in the body. Testosterone is an important hormone involved in the development and maintenance of male characteristics.
Test Procedure:
To perform the Free Androgen Index test, a healthcare professional will collect a blood sample from a vein in your arm. The sample will be sent to a laboratory for analysis. In the laboratory, the levels of total testosterone and SHBG will be measured, and the Free Androgen Index will be calculated using a formula.
When to take the test?
The Free Androgen Index test may be recommended if you are experiencing symptoms related to androgen imbalance, such as changes in libido, hair growth patterns, or menstrual irregularities. It can also be used to monitor androgen levels in certain conditions, such as polycystic ovary syndrome (PCOS) or disorders of sexual development.
Who should take this test?
The Free Androgen Index test may be ordered by your healthcare provider if they suspect an androgen-related condition or if they need to assess your androgen hormone levels. It is commonly used in the evaluation of hormonal imbalances in both males and females.
Precautions for exceptional cases (pregnancy, etc.):
If you are pregnant or suspect you might be pregnant, it is important to inform your healthcare provider and the laboratory before undergoing the Free Androgen Index test. Testosterone levels can be influenced by pregnancy, and the interpretation of results may be different during pregnancy or when there are hormonal changes related to pregnancy.
FAQs for Free Androgen Index (FAI), Serum Test:
Q1: What can abnormal results indicate?
A: Abnormal results of the Free Androgen Index test may indicate hormonal imbalances, such as excessive or insufficient levels of androgens. This can be seen in conditions like polycystic ovary syndrome (PCOS), androgen excess disorders, or androgen deficiency disorders.
Q2: Is fasting required before the test?
A: In most cases, fasting is not necessary for the Free Androgen Index test. However, it is always advisable to follow any specific instructions given by your healthcare provider or the laboratory regarding fasting or avoiding certain medications before the test.
Q3: Can medications affect the test results?
A: Certain medications, such as hormonal therapies or medications that affect androgen levels, may influence the results of the Free Androgen Index test. It is important to inform your healthcare provider about any medications, supplements, or herbal remedies you are taking before the test to ensure accurate interpretation of the results.
Q4: Are there any risks or side effects associated with the test?
A: The Free Androgen Index test is a safe procedure with minimal risks. Some individuals may experience mild bruising or discomfort at the site where the blood sample is taken. Serious complications are rare.
Q5: How often should I repeat this test?
A: The frequency of repeating the Free Androgen Index test depends on your specific medical condition and the guidance of your healthcare provider. They will determine the need for follow-up testing based on your individual case and treatment plan.
