Analysis of the male sex hormones

1. Free testosterone

Free testosterone — the biologically active part of the blood testosterone — androgenic steroid hormone responsible for the development of secondary sexual characteristics, puberty and normal sexual function.

What are the indications for use blood test for free testosterone in men?

  1. infertility;
  2. baldness;
  3. acne;
  4. violation of potency;
  5. decreased libido;
  6. male menopause;
  7. primary and secondary hypogonadism;
  8. chronic prostatitis;
  9. osteoporosis.

What kind of training is necessary for the analysis of free testosterone in the blood?

Between the last meal and taking blood passes at least 8 hours (preferably — at least 12 hours). Juice, tea, coffee (especially sugar) — is not allowed. You can drink the water.

What are the dates of performance analysis?

6 working days.

What are the normal levels of free testosterone in men?.

5.5 — 42 pg / ml.

2. Testosterone

Testosterone — androgenic steroid hormone that is synthesized in the testes and responsible for the development of secondary sexual characteristics, puberty and normal sexual function.

What are the indications for use blood test for testosterone in men?

  1. infertility;
  2. baldness;
  3. acne;
  4. violation of potency;
  5. decreased libido;
  6. male menopause;
  7. primary and secondary hypogonadism;
  8. chronic prostatitis;
  9. osteoporosis.

What kind of training is necessary to a blood test for testosterone?

On the eve of research is needed to exclude physical activity (sports training), and smoking.

What are the dates of performance analysis?

1 day.

What are the normal levels of testosterone in men?

 

 

Testosterone nmol / l

Men 14 — 50 years

5.76 — 30.43

Men over 50 years

5.41 — 19.54

3. Follicle-stimulating hormone

Follicle-stimulating hormone (FSH) — HCG pituitary gland, which stimulates the development of the seminiferous tubules and spermatogenesis in men. FSH increases the testosterone concentration in plasma, thus providing the process of sperm maturation.

What are the indications for use blood test for FSH in men?

  1. reduction in potency;
  2. infertility;
  3. precocious puberty and delayed puberty;
  4. growth retardation.

What kind of training is necessary to a blood test to FSH in men?

3 days prior to blood sampling is necessary to avoid physical activity (sports training). 1 hour prior to the taking of blood — smoking. Immediately prior to blood sampling is necessary to calm down. Taking blood from a vein is performed on an empty stomach, sitting or lying down.

What are the dates of performance analysis?

1 day.

What are the normal levels of FSH in the blood of men?

0.7 — 11.1 mIU / ml.

4. Dihydrotestosterone

Dihydrotestosterone (DHT) — the most powerful natural androgen, which is produced from testosterone by the enzyme 5α-reductase.

What does DHT in the body?

DHT defines the physical development during puberty in males, regulates sexual behavior and erectile function, the development of secondary sexual characteristics and prostate cancer. Found mostly in the skin of the genitals and hair follicles.

What are the indications for the use of DHT in the blood of men?

  • assessment of androgen status of the body;
  • studies in combination hirsutism;
  • erectile dysfunction.

What kind of training is necessary for the analysis of blood on DHT in men?

It is desirable to study in the morning on an empty stomach, between the last meal and taking a blood sample should be at least 8 hours. The night before, we recommend a light dinner with limited fatty meal. During the day before the test to exclude physical activity (sports training), medication (in consultation with the attending physician) and alcohol. 1-2 hours prior to the study to refrain from smoking, do not drink juice, tea, coffee (especially sugar), you can drink clean water. Physical exertion (running, fast climbing stairs), emotional arousal deleted. 15 minutes before the blood donation is recommended to relax, calm down.

What are the dates of performance analysis?

6 working days.

What are the normal levels of DHT in the blood of men?

250 — 990 pg / ml.

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