The FSH and LH looks at pituitary hormones that control the ovaries and testes. It is done for: irregular periods, infertility, menopause.
General health information, not a diagnosis. In an emergency, call 102. Always consult a qualified health professional.
Irregular periods, infertility, menopause.
Often day 2 to 3 of the cycle. Laboratory-specific; see the reference range on your report. High or positive may mean: Menopause, ovarian or testicular failure. Low or negative may mean: Pituitary problems. General information, not a diagnosis. Results must be interpreted by a qualified health worker.
Pituitary hormones that control the ovaries and testes.
Blood
Menopause, ovarian or testicular failure.
Pituitary problems.
Reference ranges vary by lab, age and sex — always use the range printed on your own report.
Consult a doctor to interpret results — a single test does not make a diagnosis.
Uses your location once to list the nearest facilities. Nothing is stored.
What does the FSH and LH measure?
Pituitary hormones that control the ovaries and testes.
Why is the FSH and LH done?
Irregular periods, infertility, menopause.
Do I need to fast for the FSH and LH?
Often day 2 to 3 of the cycle.
What does a high or positive FSH and LH mean?
Menopause, ovarian or testicular failure.
What does a low or negative FSH and LH mean?
Pituitary problems.
What is the normal range for the FSH and LH?
Laboratory-specific; see the reference range on your report.
Why is FSH and LH done?
Irregular periods, infertility, menopause.
Do I need to prepare or fast for FSH and LH?
Often day 2 to 3 of the cycle. Laboratory-specific; see the reference range on your report. High or positive may mean: Menopause, ovarian or testicular failure. Low or negative may mean: Pituitary problems. General information, not a diagnosis. Results must be interpreted by a qualified health worker.
SI text CC BY 4.0; decoder reference data (cited per range); LOINC codes free with attribution (notice included).
Sources: SI health summary (own words); MedlinePlus Lab Tests and CDC as references