نتایج جستجو برای: infertility risk factors

تعداد نتایج: 1785128  

2014
Ifeanyi E Menuba Emmanuel O Ugwu Samuel N Obi Lucky O Lawani Chidinma I Onwuka

BACKGROUND Infertility is highly prevalent in Nigeria and most infertile couples in southeast Nigeria are offered conventional forms of treatment, which consist mainly of ovulation induction and tubal surgery, due to limited availability and high cost of endoscopic and assisted reproductive technologies like laparoscopy and in vitro fertilization. The aim of this study was to determine the prev...

2015
Banafshe Hosseini Ghazaleh Eslamian

Context: Oxidative stress is one of the factors related to the pathogenesis of fertility disorders such as idiopathic infertility, polycystic ovarian syndrome, and endometriosis. Hence, the role of micronutrients has attracted the attention of researchers to the extent that some studies have investigated the role of vitamins and minerals in the risk of female infertility. This study aimed to su...

Journal: :Journal of clinical pathology 1968
M Hall R J Davidson

The haematological and obstetric details of five women with Addisonian pernicious anaemia and infertility are described together with those of another patient who developed the anaemia soon after confinement. The implications are discussed, and it is concluded that the prophylactic administration of small doses of folic acid during pregnancy is a safe procedure while the risk of precipitating s...

Journal: :Clinical Obstetrics, Gynecology and Reproductive Medicine 2020

2014
Marzieh Rostami Dovom Fahimeh Ramezani Tehrani Mehrandokht Abedini Golshan Amirshekari Somayeh Hashemi Mahsa Noroozzadeh

BACKGROUND Infertility has a varied impact on multiple dimensions of health and functioning of women. OBJECTIVE We aimed to identify the burden of infertility and its influencing factors based on a population based study conducted in four provinces of Iran. MATERIALS AND METHODS A sample of 1126 women, aged 18-45 years, was selected using the multi stage, stratified probability sampling pro...

Mir Hagh Jou, Seyedeh Noshaz, Asghar Neia, Maryam, Faraji , Roya‏, Karimi , Mahsa,

Background: Uterine Leiomyoma is the most common benign pelvic tumors. There are different ‎and controversial reports on its frequency and related risk factors.‎  Objective: This study aims to determine the frequency of uterine fibroids in women who had ‎hysterectomy and surveyed related risk factors in two groups of women with and without fibroids.‎ Methods: This des...

2015
Mateusz Kurzawski Anna Wajda Damian Malinowski Anna Kazienko Rafal Kurzawa Marek Drozdzik

Spermatogenesis is a process where an important contribution of genes involved in folate-mediated one-carbon metabolism is observed. The aim of the present study was to investigate the association between male infertility and the MTHFR (677C > T; 1298A > C), MTR (2756A > G) and MTRR (66A > G) polymorphisms in a Polish population. No significant differences in genotype or allele frequencies were...

Journal: :American journal of epidemiology 2008
Allan Jensen Heidi Sharif Jørgen H Olsen Susanne Krüger Kjaer

Infertility is considered to influence the risk of breast cancer and gynecologic cancers. To assess this association, the authors used data from a large cohort of 54,362 women with a diagnosis of infertility who were referred to Danish fertility clinics between 1963 and 1998. Through 2003, 1,975 cancers were identified by linkage to the Danish Cancer Registry. Cancer risk was assessed through s...

Journal: :African journal of reproductive health 2013
Sunny O Abarikwu

In recent times there has been a decline in the semen quality of young healthy men worldwide, with similar findings being reported in Nigeria. Although little is known about what is responsible for the decline in male sperm count worldwide, significant associations have been reported between impaired semen quality including sperm count, motility as well as morphology and exposures to heavy meta...

Akhoond MR Hosseini R Jahangiri N, Moini A Shiva M

Background: Ectopic pregnancy (EP) is a common condition which presents a major health problem for women of childbearing age. This study aims to analyze and identify risk factors that have the potential for EP and evaluating the contribution of the risk factors associated EP. Materials and Methods: In this case control study, performed from 2006 to 2011 at Arash hospital, the casepatients were ...

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