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Related Concept Videos

Disorders of the Female Reproductive System01:24

Disorders of the Female Reproductive System

The female reproductive system can be affected by several disorders, including Premenstrual Syndrome (PMS), Premenstrual Dysphoric Disorder (PMDD), endometriosis, and various forms of cancer. PMS and PMDD are cyclical conditions that cause physical and emotional distress, with symptoms that include edema, mood swings, and food cravings. PMDD is a more severe form of PMS characterized by increased symptom severity that peaks during the luteal phase and tends to improve or resolve shortly after...
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In human women, oogenesis produces one mature egg cell or ovum for every precursor cell that enters meiosis. This process differs in two unique ways from the equivalent procedure of spermatogenesis in males. First, meiotic divisions during oogenesis are asymmetric, meaning that a large oocyte (containing most of the cytoplasm) and minor polar body are produced as a result of meiosis I, and again following meiosis II. Since only oocytes will go on to form embryos if fertilized, this unequal...
Oogenesis01:22

Oogenesis

Oogenesis,  the process of developing egg cells (female gametes), occurs within the ovaries and is fundamental to female fertility. This sequence begins during fetal development when diploid oogonia in the developing ovaries undergo mitotic divisions to produce primary oocytes. By birth, these primary oocytes enter prophase I of meiosis but become arrested in this stage, remaining suspended until puberty.
Each primary oocyte is surrounded by a layer of pre-granulosa cells, forming what is known...
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Ovarian Cycle

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Cortisol production is normally governed by the hypothalamic–pituitary–adrenal (HPA) axis, which maintains hormonal balance through tightly regulated feedback mechanisms. Disruption of this regulatory system is central to the development of Cushing syndrome, whether the excess cortisol originates from external medications or internal pathology. Persistent cortisol elevation alters metabolism, immune function, and endocrine signaling, producing the characteristic clinical features of the...
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Updated: Jul 13, 2026

Evaluation of Hepatic Glucose Production in a Polycystic Ovary Syndrome Mouse Model
09:44

Evaluation of Hepatic Glucose Production in a Polycystic Ovary Syndrome Mouse Model

Published on: March 5, 2022

Polycystic ovarian syndrome.

Khurshid A Khan1, Sameer Stas, L Romayne Kurukulasuriya

  • 1Cosmopolitan-International Diabetes and Endocrinology Center, Department of Internal Medicine, University of Missouri-Columbia, Columbia, MO 65212, USA.

Journal of the Cardiometabolic Syndrome
|August 8, 2007
PubMed
Summary

Polycystic ovary syndrome (PCOS) is a common endocrine disorder in women. Early recognition of metabolic risks like diabetes and heart disease, alongside lifestyle changes and medication, is crucial for managing PCOS complications.

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Area of Science:

  • Reproductive endocrinology
  • Metabolic syndrome

Background:

  • Polycystic ovary syndrome (PCOS) is the most prevalent reproductive endocrine disorder in women of reproductive age.
  • Key features include insulin resistance, androgen excess, and abnormal gonadotropin dynamics, with genetic predisposition.
  • PCOS increases the risk of serious health issues such as diabetes, hypertension, dyslipidemia, and cardiovascular disease.

Purpose of the Study:

  • To highlight the significant, often unrecognized, health risks associated with PCOS.
  • To emphasize the importance of early detection and management of metabolic complications.
  • To review current and promising therapeutic strategies for PCOS.

Main Methods:

  • Review of current medical literature on PCOS etiology, risks, and management.
  • Analysis of the interplay between insulin resistance, adiposity, and cardiometabolic sequelae.
  • Evaluation of lifestyle modifications and pharmacological interventions.

Main Results:

  • Insulin resistance and adiposity are central to the increased risk of diabetes, hypertension, dyslipidemia, and cardiovascular disease in women with PCOS.
  • Despite substantial risks, awareness among affected women remains low.
  • Lifestyle interventions (diet, exercise, weight loss) are paramount.
  • Pharmacological agents like metformin and thiazolidinediones show promise for managing cardiometabolic aspects.

Conclusions:

  • Early identification and management of metabolic complications in PCOS are critical for preventing long-term adverse health outcomes.
  • A comprehensive approach integrating lifestyle changes and pharmacotherapy is essential for effective PCOS management.
  • Increased awareness of PCOS-related risks among women and clinicians is needed.