Ovulation jumping from the left to the right ovary in two successive cycles may increase the chances of pregnancy during intrauterine insemination and/or in vitro fertilization natural cycles

2006 ◽  
Vol 85 (2) ◽  
pp. 514-517 ◽  
Author(s):  
Misao Fukuda ◽  
Kiyomi Fukuda ◽  
Claus Yding Andersen ◽  
Anne Grete Byskov
2021 ◽  
Author(s):  
Itay Erlich ◽  
Assaf Ben-Meir ◽  
Iris Har-Vardi ◽  
James A Grifo ◽  
Assaf Zaritsky

Automated live embryo imaging has transformed in-vitro fertilization (IVF) into a data-intensive field. Unlike clinicians who rank embryos from the same IVF cycle cohort based on the embryos visual quality and determine how many embryos to transfer based on clinical factors, machine learning solutions usually combine these steps by optimizing for implantation prediction and using the same model for ranking the embryos within a cohort. Here we establish that this strategy can lead to sub-optimal selection of embryos. We reveal that despite enhancing implantation prediction, inclusion of clinical properties hampers ranking. Moreover, we find that ambiguous labels of failed implantations, due to either low quality embryos or poor clinical factors, confound both the optimal ranking and even implantation prediction. To overcome these limitations, we propose conceptual and practical steps to enhance machine-learning driven IVF solutions. These consist of separating the optimizing of implantation from ranking by focusing on visual properties for ranking, and reducing label ambiguity.


2005 ◽  
Vol 58 (7-8) ◽  
pp. 375-379 ◽  
Author(s):  
Dunja Tabs ◽  
Tihomir Vejnovic ◽  
Nebojsa Radunovic

Women conceiving by assisted reproduction are at higher risk for preterm and premature rupture of membranes. The aim of our study was to estimate and compare incidence of preterm premature rupture of membranes in singleton pregnancies of women who conceived by intrauterine insemination and in vitro fertilization, from 1999 to 2003. We investigated 87 women from the intrauterine insemination, and 102 from the in vitro fertilization program. There were no statistically significant differences in regard to preterm and premature rupture of membranes: p>0.75 in two groups. The incidence of premature rupture of membranes was 2.30% (after intrauterine insemination) and 2.94% (after in vitro fertilization). There was no statistically significant differences in regard to preterm and premature rupture of membranes in women who conceived by insemination and in vitro fertilization. Estimated incidence of preterm and premature rupture of membranes was similar to the literature data and also similar to incidence after natural conception.


PEDIATRICS ◽  
1994 ◽  
Vol 93 (4) ◽  
pp. 646-646

A woman was enraged (recently) because her health insurance company, after paying for two unsuccessful attempts at in vitro fertilization, had refused to reimburse her for further infertility treatments. "They're depriving me of my right to become a mother," she said, "and I'm going to sue them." But where is it written that our society owes everyone the "right" to become a parent, regardless of the financial or ethical cost?... Almost no one has questioned the notion of parenthood as a right and infertility as a disaster that must be fought with all the high-tech tools of modern medicine . . . but when infertility is viewed simply as one misfortune on a scale of sorrows—less horrible, say, than mind destroying diseases or mass starvation—the ethical balance looks quite different.


2019 ◽  
Vol 19 (8) ◽  
pp. 539-546
Author(s):  
Jing Wang ◽  
Chi Liu ◽  
Masayuki Fujino ◽  
Guoqing Tong ◽  
Qinxiu Zhang ◽  
...  

Worldwide, infertility affects 8-12% of couples of reproductive age and has become a common problem. There are many ways to treat infertility, including medication, intrauterine insemination, and in vitro fertilization. In recent years, stem-cell therapy has raised new hope in the field of reproductive disability management. Stem cells are self-renewing, self-replicating undifferentiated cells that are capable of producing specialized cells under appropriate conditions. They exist throughout a human’s embryo, fetal, and adult stages and can proliferate into different cells. While many issues remain to be addressed concerning stem cells, stem cells have undeniably opened up new ways to treat infertility. In this review, we describe past, present, and future strategies for the use of stem cells in reproductive medicine.


1995 ◽  
Vol 10 (3) ◽  
pp. 572-575 ◽  
Author(s):  
Una M. Fahy ◽  
David J. Cahill ◽  
Peter G. Wardle ◽  
Michael G.R. Hull

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