CHROMOSOMAL ABNORMALITIES AND Y CHROMOSOME MICRODELETIONS IN BULGARIAN MALE WITH AZOOSPERMIA OR SEVERE OLIGOSPERMIA

Male infertility is a complex disease, and genetic abnormalities are among the main causal factors for the disorder. Aim: In order to evaluate the proportion of the most common genetic factors in etiology of male infertility, examination for chromosomal abnormalities and microdeletions of Yq chromosome (delYq) was carried out in Bulgarian males with severe infertility.