Objective: the compare of men reproductive function with idiopathic infertility on the grounds of spermogram tests from the radioactively contaminated and conventionally clean regions of Ukraine.
Materials And Methods: There are 143 men (group I) with idiopathic infertility in the form of asthenozoospermia of the II degree living in the territories of the Kyiv region were investigated in the Department of Sexual Pathology and Andrology of the SI «Institute of Urology of the National Academy of Medical Sciences of Ukraine» and exposed to ionizing radiation due to the Chornobyl accident in 1986. All individuals in the I group were born from parents who were in the accident at the Chornobyl Nuclear Power Plant in the area of radioactive contamination and perma- nently resided in areas with a high level of radioactivity.