LEUTINIZING HORMONE (LH)
The test for luteinizing hormone (LH), a hormone associated with reproduction and the stimulation of the release of an egg from the ovary (ovulation) in women and testosterone production in men, has several uses.In both women and men, LH is often used in conjunction with other tests (FSH, testosterone, estradiol andprogesterone) In the workup of infertilityTo aid in the diagnosis of pituitary disorders that can affect LH productionTo help diagnose conditions associated with dysfunction of the ovaries or testicles. Clinical Use * Diagnosis of gonadal function disorders * Diagnosis of pituitary disorders Increased levels * Primary hypogonadism * Gonadotropin secreting pituitary tumors Decreased levels * Hypothalamic GnRH deficiency * Pituitary LH deficiency * Ectopic steroid hormone production * GnRH analog treatment
