The aim of the study is to evaluate the characteristics of couples whose male partner is offered TESE after the failure of previous ICSI technique performed with ejaculated semen. All couples in a third-level University affiliated centre, between January 2010 and January 2020, whose male partner were diagnosed with any type of oligospermia and underwent TESE after ICSI from ejaculated semen, were included in the analysis.
Use of testicular spermatozoa in non-azoospermic patients.