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Showing posts with label MII. Show all posts
Showing posts with label MII. Show all posts

To have a second child? Preimplantation genetic screening is a good choice



"Excuse me, my oocyte pick-up is done,
 but my husband is still doing the sperm collection. Please tell him that I got to go."

She left in a rush, and I forgot to ask her name.






The day was as hasty as usual, scheduling for retrieval operations and gynecologic examinations. Every consultant at the counter of assisted reproductive technology (ART) department was busy for works, and I was checking the patients' ID and consent forms. 



Stork Fertility Center Stork Fertility Center Author

Oocyte activation


We just discussed one issue of male factors in the infertility realm—azoospermia. Actually the entire proportion of male factors in the infertility indications is around 35-40%, and they were divided into the following groups.

 


By using several assisted reproductive techniques, such as intracytoplasmic sperminjection (ICSI) and intracytoplasmic morphologically selected sperm injection (IMSI), the average fertilization rate was raised up to 70%-80%. However, complete fertilization failure or very-low fertilization rate still occurred in around 1-5% of IVF-ICSI cycles. In this case, the issue of incomplete oocyte activation was concerned. The interactions between oocyte and sperm during fertilization was displayed as follows.


Stork Fertility Center Stork Fertility Center Author

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