Outcome of varicocele repair in men with nonobstructive azoospermia: systematic review and meta-analysis.

ABSTRACT: The objective of this systemic review was to evaluate the benefit of repairing clinical varicocele in infertile men with nonobstructive azoospermia (NOA). The surgically obtained sperm retrieval rate (SRR) and pregnancy rates following assisted reproductive technology (ART) with the use of retrieved testicular sperm were the primary outcomes. The secondary outcomes included the presence of viable sperm in postoperative ejaculate to avoid the testicular sperm retrieval and pregnancy rates (both assisted and unassisted) using postoperative ejaculated sperm. An electronic search to collect the data was performed using the MEDLINE and EMBASE databases until April 2015. Eighteen studies were included in this systematic review and accounted for 468 patients who were diagnosed with NOA and varico

SUBMITTER: Esteves SC 

PROVIDER: S-EPMC4770494 | biostudies-literature | 2016 Mar-Apr

REPOSITORIES: biostudies-literature