نتایج جستجو برای: Polycystic ovaries

تعداد نتایج: 27875  

Journal: :British medical journal 1986
P Gordon J L Treasure E A King M Wheeler G F Russell

Polycystic ovaries were defined with ultrasound imaging in a series of 173 women who presented to a gynaecological endocrine clinic with anovulation or hirsutism. Polycystic ovaries were found in 26% of women with amenorrhoea, 87% with oligomenorrhoea, and 92% with idiopathic hirsutism--that is, hirsutism but with regular menstrual cycles. Fewer than half the anovulatory patients with polycysti...

Journal: :Postgraduate medical journal 1992
D Micić S Zorić V Popović R Janković M Jancić R Han D Manojlović J Mićić

An association of bilateral large adrenocortical androgen-producing adenomas with polycystic ovaries in a young female is presented. She developed mild hirsutism and secondary amenorrhoea at the age of 17, and was treated for 3 years with an anti-androgen (cyproterone acetate) and ethinyloestradiol. Routine follow-up at the age of 21 showed bilateral large adrenal tumours and polycystic ovaries...

2013
Xu Boqun Dai Xiaonan Cui YuGui Gao Lingling Dai Xue Chao Gao Diao Feiyang Liu Jiayin Li Gao Mei Li Yuan Zhang Xiang Ma

Background. We previously found that expression of SET gene was up-regulated in polycystic ovaries by using microarray. It suggested that SET may be an attractive candidate regulator involved in the pathophysiology of polycystic ovary syndrome (PCOS). In this study, expression and cellular localization of SET protein were investigated in human polycystic and normal ovaries. Method. Ovarian tiss...

Journal: :Molecular human reproduction 1999
A Misajon P Hutchinson N Lolatgis A O Trounson G Almahbobi

We investigated aromatization and the mechanism of action of epidermal growth factor (EGF) and transforming growth factor alpha (TGFalpha) on oestradiol biosynthesis in freshly prepared granulosa cells from polycystic ovaries. Freshly prepared granulosa cells from polycystic ovaries incubated for only 3 h under basal conditions secreted significantly (P< 0.001) greater amounts of oestradiol-17b...

Journal: :iranian journal of veterinary research 2006
v. najati r. sadrkhanlou s. hasanzadeh

for the present study, and follow-up of histochemical changes in estradiol valerate-induced polycysticovary syndrome (pcos), 48 virgin 90-day-old female rats were used. the rats were divided into thetreatment and control groups. for each rat of the treatment group, 4 mg estradiol valerate was injectedthrough intramuscular route for the induction of pcos. the control group was taken the same amo...

Journal: :The Journal of clinical endocrinology and metabolism 1998
D S Willis H Watson H D Mason R Galea M Brincat S Franks

Polycystic ovary syndrome is the most common cause of anovulatory infertility. Anovulation in polycystic ovary syndrome is characterized by the failure of selection of a dominant follicle with arrest of follicle development at the 5-10 mm stage. In an attempt to elucidate the mechanism of anovulation associated with this disorder we have investigated at what follicle size human granulosa cells ...

Journal: :BMJ 1988
J L Hosegood A J Franks

The prevalence of polycystic ovaries in the women who had had recurrent miscarriages was high (82%). Although the number of parous control women was small, their prevalence of polycystic ovaries (18%) was similar to that observed in a much larger population of normal women (22%).3 The normal serum luteinising hormone and urine pregnanediol-3a-glucuronide concentrations suggest that the endocrin...

Journal: :Seizure 2001
Tim Betts Nicola Dutton Helen Yarrow

This review touches on the historical links between epilepsy, seizures and the uterus and ovaries which have fascinated and misled physicians since Greco-Roman times. It then examines present knowledge of ovarian function and its effect on epileptic activity and vice versa before exploring the modern controversy about polycystic ovaries and the polycystic ovary syndrome, epilepsy and anticonvul...

2015
Michał Bachanek Nebil Abdalla Krzysztof Cendrowski Włodzimierz Sawicki

Polycystic ovary syndrome is a multi-factorial disease. Its etiopathogenesis has not been elucidated in detail. It is the most common endocrine disorder in women of child-bearing age. This disease entity is primarily characterized by disrupted ovulation and hyperandrogenism, but the clinical picture can be diversified and symptom intensity can vary. Currently, the sonographic assessment of ovar...

Journal: :Molecular human reproduction 2004
S Oksjoki O Rahkonen M Haarala E Vuorio L Anttila

Arrested follicular maturation is a characteristic feature of polycystic ovary syndrome (PCOS). Follicles mature in ovarian stroma composed of extracellular matrix (ECM). However, little is known of the expression of ECM genes in polycystic ovaries. The present study compares the expression levels of genes coding for collagens, matrix metalloproteinases (MMP), their inhibitors (TIMP) and cathep...

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