نتایج جستجو برای: epidemiology etiology infertility yazd
تعداد نتایج: 191129 فیلتر نتایج به سال:
Background and aim: Skin cancer is the most common human cancer. Ultraviolet radiation is now recognized as the most important risk factor for skin cancer development. Light skin colored individuals that spend more time outdoors in day are more susceptible to disease. In this study skin cancer situation in Yazd (located in a hot, dry and desert area) was reviewed.Materi...
OBJECTIVE Vitamin D deficiency has been largely related to infertility in animals. However, data demonstrating a direct association between hypovitaminosis D and infertility in humans are still conflicting. Increased body weight and an elevated body mass index (BMI) are known for their association with infertility. Therefore, this study attempted to verify whether increases in body weight and t...
PCOS, the leading cause of anovulatory infertility that affects up to one fifth of the female population, is a complex chronic disease of genetic as well as environmental determination, but still unclear etiology. Besides of infertility, PCOS leads to menstrual dysfunctions, hirsutism and obesity--symptoms that are known to cause profound psychosocial distress. The present paper review the prob...
BACKGROUND Infertility is accompanied by numerous psychological and social problems. Infertile couples are more anxious and emotionally distressed than other fertile people. Previous studies suggested that infertility is more stressful for women than men. OBJECTIVE The purpose of this study was to determine the status of general health of infertile couples. MATERIALS AND METHODS This cross-...
BACKGROUND Several factors may cause infertility and fetal loss. Blood groups antigens seem to be implied in the mechanisms of infertility and fetal loss. Maternal natural antibody can react against father's blood group antigens on spermatozoa. The effects of parental blood group system on infertility and fetal surveillance perceived by its manifestation in prezygotic (caused infertility) and p...
background: auto antibodies to zona-pellucida (aza) seem to be important autoantibodies implicated in reproduction, with substantial role in both endocrine and reproductive functions of the human ovary. there are some debates on the relation of aza with infertility, repeated in vitro fertilization (ivf) attempts, and outcome of it. objective: in this study, we assessed the presence of aza in th...
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