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. 2022 Apr 18;19(8):4914. doi: 10.3390/ijerph19084914

Table 1.

Principal recommendations for IUI [23] and in vitro fertilization [24,25,26].

Intrauterine inseminations In vitro fertilization
Semen liquefaction dysfunctions Irreversible fallopian tube damage
Ejaculation dysfunctions (including retrograde ejaculation) Lack of fallopian tubes
Problems with intercourse Endometriosis of the III or IV stages with a severity level of moderate to serious
Cervical factor Abnormal semen in the form of severe oligoasthenoteratozoospermia or azoospermia with normal spermatogenesis
Using donor semen due to male factor infertility Ineffective pharmacological or surgical treatment in couples with moderate male factor, idiopathic infertility, fallopian tube factor, or ovulatory dysfunctions
Fertile couples diagnosed with recessive genetic changes for both partners, which are connected with the incidence of irreversible defects or disease in the offspring, or were diagnosed with a viral disease or encouraged to postpone fertility due to medical recommendations