PURPOSE: To determine the frequency of genetic alterations in a population of Brazilian
infertile men with severe oligozoospermia or non-obstructive azoospermia. MATERIALS …

Objective Genetic defects are identified in nearly 20% of infertile males. Determining the
frequency and types of major genetic abnormalities in severe male infertility helps inform …

Objective The objective was to investigate the frequency and type of chromosomal
abnormalities and Y chromosome microdeletions in infertile men with azoospermia and …

In order to explore the genetic defects of patients with azoospermia or severe oligo‐
asthenospermia, screening examinations were carried out for the chromosome disorder and …

Male infertility is the cause in half of all childless partnerships. Numerous factors contribute
to male infertility, including chromosomal aberrations and gene defects. Few data exist …

Aim: To investigate the possible causes of oligozoospermia and azoospermia in infertile
Thai men, and to find the frequencies of Y chromosome microdeletions and cytogenetic …

Genetic factors have a major importance in male infertility etiology. Numerical and structural
chromosomal abnormalities seem to be frequent inoligospermia and azoospermia cases …

Purpose To find the frequency and types of major chromosomal abnormalities with
nonobstructive azoospermia and severe oligozoospermia to give appropriate genetic …

Background: Chromosomal abnormalities and Y chromosome microdeletions are regarded
as two most frequent genetic causes associated with failure of spermatogenesis in the …

AIM: To estimate the prevalence of chromosomal abnormalities and Y chromosome
microdeletion among men with azoospermia and severe oligozoospermia and its correlation …