نتایج جستجو برای: spontaneous pregnancy
تعداد نتایج: 247723 فیلتر نتایج به سال:
BACKGROUND The objective of this study was to assess intergenerational mother-daughter patterns of reproduction. METHODS In 1966, 12 055 pregnant women in Northern Finland, representing 96% of all births in the region, responded to a questionnaire in mid-gestation. In 1997-98, the 31-year-old daughters born from those pregnancies were sent a questionnaire and 4523 (80%) responded. Reproductio...
Fertility after ectopic pregnancy (EP) was investigated in a non-selected population taking into account intrauterine device (IUD) use at the time of the EP. Between January 1992 and June 1996, 647 women listed in the EP register of Auvergne (France) were followed up. The analysis included only the 328 women who were seeking to become pregnant: 23 women using IUD at the time of the index EP (IU...
Background: Epidemiological evidence suggests that fine particulate air pollution, particularly particles less than 10 microns in diameter (PM10) exposure adversely affects pregnancy outcomes and usually aromatic hydrocarbons such as benzene bound to fine particles. We evaluated the impacts of PM10 and benzene on spontaneous abortion of first trimester of pregnancy in Tehran. Materials and Meth...
we report a spontaneous unilateral live tubal twin pregnancy in a patient with a history of previous ectopic pregnancy (ep) and tubal surgery. transvaginal ultrasound showed one pregnancy sac containing two fetal poles with cardiac activity, which appeared to be sited within the right adnexum. the right tubal ep was removed by salpingectomy. ultrasound findings of suspected adnexal mass and fre...
Introduction Before the advent of assisted reproductive technologies, the incidence of heterotopic pregnancy was estimated to be in 1 out of 30,000 pregnancies in the United States. With interstitial pregnancy comprising only 2.4% of ectopic pregnancies, spontaneous heterotopic interstitial pregnancies are exceedingly rare. Case A 27-year-old pregnant woman (gravida 3 para 1011) with a histor...
For example, a woman who is described as 'gravida 2, para 2 (sometimes abbreviated to G2 P2) has had two pregnancies and two deliveries after 24 weeks, and a woman who is described as 'gravida 2, para 0' (G2 P0) has had two pregnancies, neither of which survived to a gestational age of 24 weeks. If they are both currently pregnant again, these women would have the obstetric résumé of G3 P2 and ...
We studied the effect of previous induced and spontaneous abortion on gestational duration in subsequent pregnancies in 12 obstetric departments in the Netherlands. Only primiparae were studied. Of 504 women who had had a previous induced abortion, 18 (3.6%) delivered before 32 weeks' gestational age. Forty of 1313 women with a history of spontaneous abortion (3.0%) and 259 of 12 678 women with...
Maternal stress is commonly cited as an important risk factor for spontaneous abortion. For humans, however, there is little physiological evidence linking miscarriage to stress. This lack of evidence may be attributable to a paucity of research on maternal stress during the earliest gestational stages. Most human studies have focused on "clinical" pregnancy (>6 weeks after the last menstrual p...
OBJECTIVE To conduct a meta-analysis of randomized controlled studies to evaluate abdominal ultrasound-guided embryo transfer compared to the clinical touch method. DESIGN Meta-analysis. SETTING Four studies performed in academic research centers in Barcelona, Vizcaya, Hong Kong, and Madrid. PATIENT(S) A total of 2,051 patients: 1,024 received ultrasound-guided embryo transfers and 1,027 ...
The incidence of heterotopic/ectopic pregnancy in recent times has increased partly due to the increase in assisted reproductive technologies, whereas such medical cases and cervical pregnancy in particular are extremely rare with spontaneous conception. We report on three patients referred to our department in one week: one patient each with spontaneous heterotopic pregnancy, cervical pregnanc...
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