Cited by 26Ovarian function and disordersHypothalamic control of reproductive hormonesReproductive Biology and Fertility

Ovarian steroids modulate neuroendocrine dysfunction in polycystic ovary syndrome

Doi, S. A. R., Al-Zaid, M., Towers, P. A., Scott, C. J., Al-Shoumer, K. A. S.·2005·Journal of Endocrinological Investigation

Abstract

Objective Neuroendocrine dysfunction in polycystic ovary syndrome (PCOS) was addressed by studying the steroid hormone changes in women with PCOS with either high or normal LH levels leading to inferences regarding the primacy of elevated LH in the pathophysiology of PCOS.Methods A cross-sectional study was designed in an academic clinical facility involving 234 women with PCOS. Patients were divided into two groups based on an LH/FSH ratio < or >1 and hormonal and metabolic studies were performed in both groups. Factors were determined by binomial logistic regression that predicted group membership of these women.Results Higher follicular phase estradiol (E2) and androstenedione (A4) levels as well as greater insulin sensitivity were the only factors that predicted the presence of neuroendocrine dysfunction with elevated A4 being necessary for neuroendocrine dysfunction.Conclusions It was concluded that uncoupling of hypothalamic E2 inhibition by elevated ovarian A4 associated with E2 related sensitization of pituitary LH leads to neuroendocrine dysfunction in PCOS.

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Crossref · 10.1007/bf03345319

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Authors
Doi, S. A. R., Al-Zaid, M., Towers, P. A., Scott, C. J., & Al-Shoumer, K. A. S.
Affiliations
  • Mubarak Al Kabeer Hospital (KW)
  • Charles Sturt University (AU)
Corresponding author
Doi, S. A. R.
Venue
Journal of Endocrinological Investigation
Published
2005-01
Volume
28
Issue
1
Pages
882-892
ISSN
  • 0391-4097 (ISSN-L)
  • 1720-8386
OpenAlex
W2063853955
Cited by
26
References
78
Citations by year
2025: 1 · 2023: 2 · 2022: 1 · 2021: 2 · 2020: 2 · 2019: 2 · 2017: 2 · 2016: 1 · 2013: 1 · 2012: 2
FWCI
2.10
Type
journal article
Language
en
Open access
closed
Locations
  • Journal of Endocrinological Investigation (publishedVersion)
  • PubMed (publishedVersion)
Topics
  • Health Sciences › Medicine › Reproductive Medicine › Ovarian function and disorders
  • Health Sciences › Medicine › Reproductive Medicine › Hypothalamic control of reproductive hormones
  • Health Sciences › Medicine › Public Health, Environmental and Occupational Health › Reproductive Biology and Fertility
Keywords
polycystic ovary syndrome, neuroendocrine dysfunction, luteinizing hormone, LH/FSH ratio, androstenedione, insulin sensitivity, hypothalamic-pituitary-gonadal axis, ovarian steroids
MeSH terms
Adolescent, Adult, Androstenedione, Blood Glucose, Cross-Sectional Studies, Estradiol, Female, Follicle Stimulating Hormone, Homeostasis, Humans, Hypothalamus, Insulin, Insulin Resistance, Luteinizing Hormone, Neurosecretory Systems, Obesity, Pituitary Gland, Polycystic Ovary Syndrome, Regression Analysis, Testosterone, Body Mass Index, 17-alpha-Hydroxyprogesterone

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