What Is LH and What Does It Do?
[Medical content to be added — pituitary origin, role in triggering ovulation (LH surge), corpus luteum stimulation, male equivalent (testosterone production).]
Normal LH Levels in Women by Cycle Phase
[Medical content to be added — follicular phase range, LH surge values (mid-cycle peak), luteal phase range, post-menopausal range; reference international units.]
What Does High LH Mean?
[Medical content to be added — PCOS (elevated baseline LH), premature ovarian insufficiency, menopause, pituitary tumour; when to investigate further.]
What Does Low LH Mean?
[Medical content to be added — hypothalamic amenorrhea, hypopituitarism, extreme exercise or caloric restriction, implications for ovulation.]
LH and Fertility Treatment
[Medical content to be added — LH monitoring during IVF stimulation, trigger shot (hCG/LH analogue), role in IUI timing.]