It depends on the fertilization rate, if it has been correct (≥65%) it would not be strictly necessary. However, today, the ICSI technique is indicated in almost all cycles to avoid total fertilization failures with conventional IVF, which occur in 5-10% of the cases (data from the Spanish Fertility Society Registry - Registro Sociedad Española de Fertilidad, SEF 2016).
Read the full article on: IVF Failure – Staying Positive & Options for Success ( 78).
María Eugenia Ballesteros Moffa
M.D., M.Sc., B.Sc.
Gynecologist
Bachelor's Degree in Medicine and Surgery from the University of Zaragoza, specialized in Obstetrics and Gynecology. She has a long career as a specialized gynecologist in assisted reproduction and is also an associate professor in the Department of Surgery, Gynecology and Obstetrics at the University of Zaragoza.
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