نتایج جستجو برای: spontaneous abortion
تعداد نتایج: 129266 فیلتر نتایج به سال:
The process of spontaneous abortion involves a complex mechanism with various cytokines, growth factors, and hormones during the pregnancy. However, the mechanism underlying spontaneous abortion by pro- and anti-inflammatory cytokines in the serum during the pregnancy is not fully understood. Therefore, the purpose of this study was to examine the relationship between the serum levels of pro- a...
Although ABO incompatibility between mother and fetus has long been suspected as cause of spontaneous abortion in man, its precise contribution has not been completely resolved. In spite of reports in which the incompatible mating was recognized to be a cause of habitual abortion, and which eventually results in infertility or a reduction in the number of living children compared with the numbe...
BACKGROUND Threatened abortion is the most common complication in the first half of pregnancy. Most of these pregnancies continue to term with or without treatment. Spontaneous abortion occurs in less than 30% of these women. Threatened abortion had been shown to be associated with increased incidence of antepartum haemorrhage, preterm labour and intra uterine growth retardation. OBJECTIVE Th...
The relation between anesthetic gas exposure and spontaneous abortion remains unresolved. We examined the effect of nitrous oxide on spontaneous abortion among female dental assistants. Questionnaires were sent to 7,000 dental assistants aged 18-39 years who were registered in California in 1987; 4,856 (69%) responded. Analysis was based on 1,465 respondents whose most recent pregnancy was conc...
This review examines the relationship between maternal alcohol consumption during pregnancy and spontaneous abortions. Although very high spontaneous abortion rates have been reported for alcoholic women, it is still uncertain if this is due to the direct effects of alcohol or the indirect effects of alcoholism-related disorders such as cirrhosis. The higher rates of spontaneous abortion among ...
Recent reviews reach conflicting conclusions on breast cancer risk after spontaneous or induced abortion. E3N is a large-scale cohort study collecting detailed information on environmental and reproductive factors. We investigated the relation between breast cancer and a history of induced and/or spontaneous abortion, using the data from the 100,000 women aged 40-65 at entrance in 1990. Among t...
Background Spontaneous abortion refers to a pregnancy that ends spontaneously before the fetus has reached a viable gestational age or expulsion or extraction of an embryo or fetus weighing 500 g or less from its mother. The Maternal Mortality Morbidity Survey of Nepal 2008/09 reported that 7% of maternal deaths in Nepal were due to complications related to abortion. Objective The main objectiv...
OBJECTIVE About 15% of clinically recognized pregnancies result in spontaneous abortion in the first trimester and the vast majority of these are the result of chromosome abnormalities. Studies of chromosomal constitutions of first trimester spontaneous abortions have revealed that at least 50% of the abortions have an abnormal karyotype. In this study we aimed to report the single centre exper...
1. Abdella A. 1996. Demographic characteristics, socioeconomic profile and contraceptive behaviour in patients with abortion at Jimma Hospital, Ethiopia. East Afr Med J. Vol. 73(10): 660-664. • This is a hospital-based study of women admitted for post-abortion care (PAC) in 1992-1993. 53% of the cases were induced abortions (using the WHO definition of “definite induced”) while 47% were spontan...
چکیده زمینه و هدف: سقط عمد، یکی از مشکلات بهداشتی و عوامل تهدید کننده سلامتی مادران در بسیاری از کشورهای در حال توسعه محسوب میشود. این پژوهش، با هدف تعیین فراوانی سقط عمد و عوامل موثر بر آن در مقایسه با سقط غیر عمد در مادران مراجعه کننده به بیمارستان های جنوب تهران در سال 90-89 انجام شد. روش بررسی: این پژوهش یک مطالعه مقطعی از نوع مقایسه ای بود که بر...
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