Also known:


systematic name:

follicle stimulating hormone


What sample is required?

The determination is made from a venous blood sample.

Is some kind of prior preparation necessary?

No special preparation is needed for this test, although in women it is important to obtain the sample at specific times of the menstrual cycle.

Why do the analysis?

To evaluate aspects related to fertility, with the function of the reproductive organs (ovaries, testicles) or with the pituitary function.

When to do the analysis?

In women, when there are difficulties getting pregnant or menstrual rhythm disturbances. In men, when the couple fails to get pregnant; also when there is a decrease in the number of spermatozoa, if you have little muscle mass or decreased sexual desire. It is also indicated when the doctor believes that there may be a pituitary or hypothalamic disease. It may also be useful in children with precocious or delayed puberty.

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