Follicle dynamics and anovulation in polycystic ovary syndrome
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چکیده
منابع مشابه
Follicle dynamics and anovulation in polycystic ovary syndrome.
BACKGROUND Polycystic ovary syndrome (PCOS) is the commonest cause of anovulatory infertility and menstrual cycle abnormalities, but the factors responsible for failure to select a dominant follicle remain unclear. METHOD Source is authors' own studies and search of the relevant literature. RESULTS Arrest of antral follicle growth is associated with an abnormal endocrine environment involvi...
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Hyperandrogenic anovulation is characterized by polycystic appearance of the ovaries, elevated free serum testosterone with decreased concentrations of serum sex hormone binding globulin, an increased ratio of luteinizing hormone to follicle stimulating hormone and varying degrees of insulin resistance. We hypothesize that this is the result of variably increased 'ovarian androgenic insulin res...
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BACKGROUND Previous studies suggest that metformin by reducing hyperinsulinemia is clinically useful in the treatment of polycystic ovary syndrome (PCOS). Our Objective was to observe the role of metformin in correcting oligomenorrhea/amenorrhea and anovulation within six month in hyperinsulinemic women with PCOS. Another aim was to assess the decrease in hyperinsulinemia and body weight by met...
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Two-hundred and seventeen subjects underwent transvaginal ultrasound -17 (8%) had unilateral polycystic ovary (PCO). Twelve percent of subjects with unilateral scan-pea had oligomenorrhea, 24% were amenorrheic, 23% were hirsute and 29% had acne. Biochemical parameters were compared between subjects with unilateral scan- PCO and those with bilateral scan- PCO (n=200) as well as a group of s...
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ژورنال
عنوان ژورنال: Human Reproduction Update
سال: 2008
ISSN: 1355-4786,1460-2369
DOI: 10.1093/humupd/dmn028