BACKGROUND Infertility affects∼ 7% of all men. Despite much progress, mainly in
genetics, its etiology remains obscure in∼ 50% of cases. To fill this gap, imaging of the male …

Klinefelter's syndrome is the most common genetic cause of human male infertility, but many
cases remain undiagnosed because of substantial variation in clinical presentation and …

In recent years, the treatment of male infertility has been revolutionized by advances in
assisted reproductive technology. Prepared by an authoritative international panel of …

Testicular biopsy is a crucial assessment in reproductive practice with diagnostic and
prognostic importance for assisted reproductive technologies (ARTs) and risk of testicular …

The recent availability of specific inhibin assays has demonstrated that inhibin B is the
relevant circulating inhibin form in the human male. Inhibin B is a dimer of an alpha and a …

Inhibin B is produced by Sertoli cells, provides negative feedback on FSH secretion, and
may prove to be an important marker for the functioning of seminiferous tubules. The …

Purpose: We evaluate the traditional role of isolated testicular biopsy as a diagnostic tool, as
opposed to the value as a therapeutic procedure for azoospermic men. Materials and …

This review summarizes the introduction of ICSI in the early 1990s as an assisted fertilization
procedure in couples with severe male factor infertility, who could not be helped by …

Our objective was to establish which is the best sperm retrieval technique in non-obstructive
azoospermia based on the available evidence. To date, no randomized controlled trial has …

The clinical management of men with nonobstructive azoospermia (NOA) seeking fertility
has been a challenge for andrologists, urologists, and reproductive medicine specialists …