Increased clinical pregnancy rates by using hyaluronan in in-vitro fertilization: a systematic review and meta-analysis

2008 ◽  
Vol 90 ◽  
pp. S349 ◽  
Author(s):  
E.M. Kolibianakis ◽  
K. Loutradi ◽  
C.A. Venetis ◽  
E.G. Papanikolaou ◽  
T.B. Tarlatzi ◽  
...  
KnE Medicine ◽  
2016 ◽  
Vol 1 (1) ◽  
Author(s):  
Hilma Putri Lubis

<p><strong>Introduction</strong><strong></strong></p><p>A trial or mock embryo transfer (ET) may influence pregnancy rates and it performed prior to ET allows the clinician to assess the uterine cavity and the utero-cervical angle. The aim of this study is to compare the consistency of the type of ET in mock ET with real ET.</p><p><strong>Material &amp; Methods</strong></p><p>A retrospective comparative analysis of  patients who underwent in vitro fertilization or ICSI cycle from January 2014 to December 2014 in Halim Fertility Center was done. The type of transfer was divided into two groups: ‘easy’ or ‘difficult’. An easy ET was defined as a transfer that occurred without the use of manipulation or other instrumentation and difficult ET was considered when additional instrumentation was required.</p><p><strong>Results</strong></p><p>From the study, 103 patients who underwent Mock-ET, we  found 58 patients (56.3%) with easy ET and 45 patients (43.7%) with difficult ET, which with hard catheter ET in 17 patients (16.5%), with osfander assistance in 20 patients (19.4%) and with stylet in 8 patients (7,8%). 58 patients with Easy Mock ET group were entirely easy real ET (100%) and 45 patients with difficult Mock ET group also entirely were difficult real ET (100%). The Statistical analysis shows no significant difference between the mock ET and real ET groups (p&gt;0,05). In easy real ET, clinical pregnancy rates were 32.8% and in difficult real ET, clinical pregnancy rates were 26.7% with no significant difference between the  groups (p&gt;0,05).</p><p><strong>Conclusion:</strong></p><p>Mock ET prior to the treatment cycle is consistent with real ET.</p>


2010 ◽  
Vol 282 (1) ◽  
pp. 89-96 ◽  
Author(s):  
Sevtap Kilic ◽  
Nafiye Yilmaz ◽  
Ebru Zülfikaroglu ◽  
Esma Sarıkaya ◽  
Kenan Kose ◽  
...  

2013 ◽  
Vol 19 (6) ◽  
pp. 696-713 ◽  
Author(s):  
Eric Manheimer ◽  
Daniëlle van der Windt ◽  
Ke Cheng ◽  
Kristen Stafford ◽  
Jianping Liu ◽  
...  

Author(s):  
Luis H. Sordia-Hernandez ◽  
Felipe A. Morales Martinez ◽  
Eduardo Gutierrez Orozco ◽  
Andrea Flores-Rodriguez ◽  
Paloma C. Leyva-Camacho ◽  
...  

Background: The purpose of this study was to evaluate the effect of post warming culture period between thawing and transfer of cryopreserved embryos on reproductive outcomes after in vitro fertilization (IVF). Methods: An extensive literature search was performed using PubMed, EmBase, and the Cochrane library from January 2000 to August 2019. A systematic review and meta–analysis of clinical trials was performed in this manuscript. The trials represented patients with embryo transfers of at least one previously cryopreserved good quality embryo. Main outcome measures of the study included clinical pregnancy rate, live birth rate, miscarriage rate, and ectopic pregnancy rate. Results: A total of 5338 trial/abstracts were identified through a literature search. Totally, five studies were included in the systematic review, and three in the final meta–analysis. The studies included 1717 embryo transfers, 605 after short culture, and 1112 after long culture. The clinical pregnancy rate (CPR) was the most consistent outcome reported. The CPR was slightly better after short time culture with a RR of 1.09 (0.95–1.26, 95%CI) but this difference was not statistically significant. The great heterogenicity in the results reported in the included studies made it impossible to compare all planned outcomes. Conclusion: There are no differences in reproductive outcomes if cryopreserved embryos are transferred after overnight culture or after two hours of culture following thawing. Due to small number and the poor quality of trials reported on this topic, the results of this review should be treated with caution.


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