FSH concentration is used in the assessment of dysfunctions within the hypothalamus-pituitary-gonads system. The determination of FSH in conjunction with LH is utilised for the following indications: congenital diseases with chromosome aberrations, polycystic ovaries (PCO), amenorrhea (causes), and menopausal syndrome. Depressed gonadotropin levels in men occur in azoospermia.
No known common methodological interferences.
Male (Adult): 1.5-12.4 U/L Female (Adult):
Follicular phase: 3.5 - 12.5 U/L
Ovulation phase: 4.7 - 21.5 U/L
Luteal phase: 1.7 - 7.7 U/L
Postmenopausal: 25.8 - 134.8 U/L
Reference ranges based on 5th - 95th percentile interval
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