Results 31 to 40 of about 18,507 (240)

Efficacy of stepwise mini-incision microdissection testicular sperm extraction for nonobstructive azoospermia with varied etiologies [PDF]

open access: yesAsian J Androl, 2023
Stepwise mini-incision microdissection testicular sperm extraction (mTESE) is a procedure that attempts to minimize testicular damage. However, the mini-incision approach may vary in patients with different etiologies.
Yuxiang Zhang   +9 more
semanticscholar   +2 more sources

Two livebirths achieved in cases of hypergonadotropic hypogonadism nonobstructive azoospermia, treated with GnRH agonist and gonadotrophins: a case series and review of the literature [PDF]

open access: yesJBRA Assist Reprod
Non-obstructive azoospermia (NOA) is the most severe form of male factor infertility. It results form from either primary or secondary testicular failure.
M. D. de Rose   +10 more
semanticscholar   +2 more sources

Ultrasonographic evaluation of the rete testis thickness: a promising approach to differentiate obstructive from nonobstructive azoospermia [PDF]

open access: yesAsian J Androl, 2023
This study aimed to evaluate the ability of rete testis thickness (RTT) and testicular shear wave elastography (SWE) to differentiate obstructive azoospermia (OA) from nonobstructive azoospermia (NOA).
Xin Li   +9 more
semanticscholar   +2 more sources

The significance of karyotyping and azoospermia factor analysis in patients with nonobstructive azoospermia or oligozoospermia

open access: yesTaiwanese Journal of Obstetrics & Gynecology, 2022
Objective: We present our study about the significance of karyotyping and azoospermia factor(AZF) analysis in patients with azoospermia or oligozoospermia.
Shin-Wen Chen   +4 more
doaj   +3 more sources

Genetic Landscape of Nonobstructive Azoospermia and New Perspectives for the Clinic [PDF]

open access: yesJournal of Clinical Medicine, 2020
We thank Alejandro Fernández Sevilla for his valuable help in the development of Figure 2 of this review. The authors were funded by the Spanish Ministry of Economy and Competitiveness through the Spanish National Plan for Scientific and Technical ...
Carmona López, Francisco David   +3 more
core   +7 more sources

Focus Issue on Male Infertility [PDF]

open access: yesAdvances in Urology, 2012
Male infertility problems can occur when sperms are limited in number or function. In this paper, we describe the clinical evaluation of male infertility. A detailed history, physical examination, and basic semen analysis are required.
Hideyuki Kobayashi   +2 more
doaj   +4 more sources

Anatomical considerations, testicular, and scrotal anatomy of nonobstructive azoospermia patients [PDF]

open access: yesAsian Journal of Andrology
Infertility, defined as the inability to conceive after 1 year of regular unprotected intercourse, impacts 10%–20% of couples globally. Both male and female factors contribute equally to this condition.
Hao-Cheng Lin   +3 more
doaj   +2 more sources

Hsa-miR-27a-3p overexpression in men with nonobstructive azoospermia: A case-control study [PDF]

open access: gold, 2020
Background: The role of KDM3A and its downstream genes in male fertility has been approved in animal models. Additionally, the expression shrinkage of KDM3A is significantly correlated with human azoospermia phenotype.
Hamid Norioun   +2 more
openalex   +4 more sources

Clinical management of infertile men with nonobstructive azoospermia

open access: yesAsian Journal of Andrology, 2015
The clinical management of men with nonobstructive azoospermia (NOA) seeking fertility has been a challenge for andrologists, urologists, and reproductive medicine specialists alike.
Sandro C Esteves
doaj   +4 more sources

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