نتایج جستجو برای: male and female infertility

تعداد نتایج: 16878608  

2015
M. Burak Kaplan Hasan Acar

BACKGROUND Infertility is a health problem which affects about 10-20% of married couples. Male factor infertility is involved approximately 50% of infertile couples. Most of male infertility is regarding to deletions in the male-specific region of the Y chromosome. OBJECTIVE In this study, the occurrence of deletions in the AZF region and association between infertility and paternal age were ...

Journal: :Endocrinology and metabolism clinics of North America 2007
Jonathan D Schiff Michelle L Ramírez Natan Bar-Chama

Male infertility is the result of a variety of highly treatable conditions. The critical step in treating male infertility is to evaluate properly every male partner of an infertile couple and to generate the proper treatment strategy. There are many medical and surgical options that can help most couples overcome male factor infertility. Male infertility can most easily be broken down into pro...

Journal: :American family physician 2003
Peter N Kolettis

Infertility affects 15 percent of couples, and 50 percent of male infertility is potentially correctable. Evaluation of the subfertile man requires a complete medical history, physical examination, and laboratory studies. The main purpose of the male evaluation is to identify and treat correctable causes of subfertility. In addition, many men seek an explanation for their condition, which can b...

Journal: :Revista do Hospital das Clinicas 2003
Fábio Firmbach Pasqualotto Cristhiany Victor Locambo Kelly Silveira Athayde Sami Arap

Evidence suggests that human semen quality may have been deteriorating in recent years. Most of the evidence is retrospective, based on analysis of data sets collected for other purposes. Measures of male infertility are needed if we want to monitor the biological capacity for males to reproduce over time or between different populations. We also need these measures in analytical epidemiology i...

2011
Mariko Ogawa Kiyoshi Takamatsu Fumi Horiguchi

BACKGROUND Because the primary aim of infertility treatment is to achieve pregnancy, mental health care during this treatment is often neglected. However, the inability to conceive children is stressful for couples throughout the world. Thus, the purpose of this study was to investigate factors related to the anxiety and depression of female infertility patients. METHODS Participants included...

2014
Elvira ME Den Breejen Mirrian AHW Hilbink Willianne LDM Nelen Tjerk J Wiersma Jako S Burgers Jan AM Kremer Rosella PMG Hermens

BACKGROUND Guideline development and uptake are still suboptimal; they focus on clinical aspects of diseases rather than on improving the integration of care. We used a patient-centered network approach to develop five harmonized guidelines (one multidisciplinary and four monodisciplinary) around clinical pathways in fertility care. We assessed the feasibility of this approach with a detailed p...

Journal: :Frontiers in bioscience 2014
Damiano Pizzol Alberto Ferlin Andrea Garolla Andrea Lenzi Alessandro Bertoldo Carlo Foresta

Male infertility represents one of the clearest examples of complex phenotype with substantial genetic basis. It is indeed well established that genetic causes account for 10-15% of infertility cases, including chromosomal abnormalities and single-gene mutations. However, a large proportion of infertile males does not receive a clear diagnosis and thus they are reported as idiopathic or unexpla...

2014
Dae Sung Hwang Tae Gyeong Jeon Hyun Jun Park Nam Cheol Park

PURPOSE Infertile couples interested in nonspouse artificial insemination by donor (AID) not only require a thorough understanding of the medical procedure but also must scrutinize the effects it will have on family relationships, including those on the infant to be born. We conducted a series of surveys in couples with male infertility to collect information necessary for AID counseling. MAT...

Journal: :Human reproduction 2000
L N Ramanujam W X Liao A C Roy S C Ng

Luteinizing hormone (LH) stimulates the interstitial Leydig cells to produce testosterone, which is essential for spermatogenesis. Abnormalities in the function of LH may affect the process of spermatogenesis and thus result in infertility. The aim of this study was to determine the association of three known variants of LH (Gln54Arg [Trp8Arg; Ile15Thr] and Gly102Ser) with male infertility. A t...

2017
Mario Sousa Carolina Ferreira Ana Rabaca Rosália Sa

Male infertility accounts for about 50% of infertility cases [1]. Anatomic, genetic, endocrinological, environmental, behavioral and nutritional imbalances are critical causes of male infertility [2-5]. Therapeutic drugs can also adversely affect male fertility by injuring testicular cells or instigate hormonal changes that lead to decreased semen quality (Figure 1) thereby compromising the pro...

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