Follicle Stimulating Hormone (FSH) Test

Follicle Stimulating Hormone (FSH) Test


Test Schedule:


Report Collection:

Same Day

Test Overview

Test Components


Follicle Stimulating Hormone Test (FSH test)

The follicle-stimulating hormone or FSH blood test measures the level of FSH in blood. FSH is a hormone released by the pituitary gland in men and women and plays an essential role in reproduction.

Why is the Follicle Stimulating Hormone test Prescribed? 

The doctor recommends an FSH Test to check the cause of infertility, irregular mensuration, amenorrhea (Missing periods in women), To diagnose any dysfunction of ovaries or testicles, hypothalamic disorder, delayed or early puberty in children, low sperm count, decreased libido

What are the Components of Follicle Stimulating Hormone (FSH) tests?

The main component checked by this test is a Follicle-stimulating hormone (FSH blood test) which is secreted from the anterior pituitary gland in a pulsatile manner. This hormone is necessary for normal pubertal development and is responsible for fertility in both men and women.

Procedure and prerequisite

Blood sample is taken from the vein. In a female patient, the sample is collected at specific times during her menstrual cycle. No need to fast. Sometimes urine sample is also collected to check the FSH.

Reference range

Basal level in premenopausal women depends on age, smoking history, length, and menstrual cycle regularity.

Male 13-70 Years 1.4- 18.1 IU/L
Female Normally menstruating  
Follicular Phase 2.5-10.2 IU/L
Midcycle Peak 3.4- 33.4 IU/L
Luteal Phase 1.5-9.1 IU/L
Pregnant <0.3 IU/L
Postmenopausal 23.0 -116.3. IU/L

These values are for theoretical reference and may vary from laboratory to laboratory and person to person.

Tanner Stage (FSH MIU/ML)

Males (MIU/ML) 1- 0.4-3.0
2- 0.4-4.7
3- 1.1-7.0
4- 1.2-10.7
5- 1.7-7.4
Female (MIU/ML) 1- 0.8-6.5
2- 1.2-10.5
3- 2.4-9.0
4- 1.3-10.0
5- 1.7-18.5

Follicle stimulating hormone is a gonadotropic hormone secreted by pituitary. Gland and responsible for developmental and reproductive processes of the body. Its diagnostic utility is for gonadal dysfunction and infertility work up. It is used as a medication in ovulation induction/ovarian hyperstimulation  as part of IVF.

High level are seen in-

  • Menopause
  • Poor ovarian reserve
  • Turnover syndrome

Low level are seen in-

  • PCOS
  • Kallmann syndrome
  • Hypothalamic suppression
  • Hyperprolactemia

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