نتایج جستجو برای: repeated ivf failure
تعداد نتایج: 483429 فیلتر نتایج به سال:
The success of assisted reproduction, although gradually increasing over the years, is still less than satisfactory. Many couples have benefited from this treatment; many have also been left frustrated following multiple failed attempts (Bulent Urman et al. 2005). Repeated implantation failure (RIF), defined as three or more failed IVF attempts or failure of IVF after cumula- Abstracts of the 5...
background: recently, the use of granulocyte colony-stimulating factor (g-csf) has been proposed to improve pregnancy outcomes in reproductive medicine. objective: a systematic review of the current use of g-csf in patients who have difficulty conceiving and maintaining pregnancy was performed. materials and methods: two electronic databases (pubmed/ medline and scopus) were searched. study sel...
Intracytoplasmic sperm injection is more being used for non-male factor indications, although it was developed overcoming infertility of males because pregnancy rate in vitro fertilization still < 40%. This work aims at evaluating the injecting cycle fertilization/ efficiency infertile women and factors that predicting clinical rate. Al-Nahrain University High Institute Infertility Diagnosis...
Objective: To evaluate the outcome of repeated TESE/ICSI, in patients with non-obstructive azoospermia, to collect sufficient information for adequate counseling of the patients. Design: Retrospective study Setting: The Egyptian IVF-ET center Materials and Methods: 41 patients suffering from non-obstructive azoospermia underwent 59 repeated TESE/ICSI cycles. All of the patients had repeated TES...
OBJECTIVE The decision to use in vitro fertilization (IVF), intracytoplasmic sperm injection (ICSI), or split insemination (IVF-ICSI) in the first cycle is based on the number of motile sperm. Hence, total fertilization failure (TFF) often occurs during IVF cycles, despite normozoospermia. To investigate whether the cumulative motile swim-up spermatozoa percentage at 22 hours post-insemination ...
The spontaneous abortion rate in the general population is about 10%. In some women treated with drug regimens for ovulation induction with or without modern assisted reproductive technology (IVF/ICSI etc.) the rate of pregnancy failure is high. Special attention should be directed towards women with recurrent abortion after spontaneous or stimulated cycles without or combined with methods of A...
BACKGROUND Recurrent implantation failure is one of the most issues in IVF cycles. Some researchers found that beneficial effects of endometrial Scratching in women with recurrent implantation failure, while some authors demonstrated contrary results. OBJECTIVE The present study aimed to investigate the effect of intrauterine. Saline infusion as a form of endometrial injury, during fresh in v...
By selecting chromosomally normal embryos for replacement, PGD for aneuploidy can (i) increase implantation rates, (ii) reduce spontaneous abortion rates, and (iii) avoid aneuploid conceptions. When eight chromosomes are analysed, a significant increase in implantation is achieved. PGD is also found to significantly reduce the incidence of spontaneous abortion and chromosomally abnormal concept...
The study aimed to establish zona pellucida induced acrosome reaction response (ZIAR) among 35 couples with normal and G-pattern sperm morphology and repeated poor fertilization results during assisted reproduction treatment. ZIAR tests were performed using 0.25 zona pellucida/microliter co-incubated with spermatozoa for 60 min. Acrosome reactions were measured with FITC-PSA staining, and expre...
BACKGROUND The p53 tumour suppressor gene is a well-known factor regulating apoptosis in a wide variety of cells. Alterations in the p53 gene are among the most common genetic changes in human cancers. Several polymorphisms of the p53 tumour suppressor gene have been associated with recurrent pregnancy loss (RPL). AIMS To evaluate the association of polymorphisms p53 codon 72 with the respons...
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