Results 11 to 20 of about 193,010 (206)

Secretory azoospermia or non-obstructive azoospermia? [PDF]

open access: yesFolia Histochemica et Cytobiologica, 2010
In the non-obstructive azoospermia versus the secretory azoospermia it is first necessary to have a clear assessment and definition and then takes care of the patient before the surgical sampling taking into account the age of the woman and in fine try ...
J M Rigot
doaj   +7 more sources

Surgery for Obstructive Azoospermia

open access: yesFertility & Reproduction, 2023
Microsurgical technique in male infertility has progressed significantly since the introduction of intracytoplasmic sperm infection (ICSI) 30 years ago. The searching of sperm available for ICSI becomes the main tasks for reproductive andrologists.
William J. Huang
doaj   +4 more sources

Differentiation between nonobstructive azoospermia and obstructive azoospermia: then and now

open access: yesAsian Journal of Andrology
Male infertility has seen an increase in prevalence with cases of azoospermia estimated to affect 10%–15% of infertile men. Confirmation of azoospermia subsequently necessitates an early causal differentiation between obstructive azoospermia (OA) and ...
Logan Hubbard   +2 more
doaj   +5 more sources

Chronic Immune-Mediated Orchitis Is the Major Cause of Acquired Non-obstructive Azoospermia in Dogs

open access: yesFrontiers in Veterinary Science, 2022
Azoospermia, the lack of spermatozoa in the ejaculate, is the most common finding in infertile but otherwise healthy male dogs and represents an increasing reproductive health issue in men, too.
Sandra Goericke-Pesch   +7 more
doaj   +2 more sources

Analysis of Y Chromosome Microdeletions and Mutation in Exon7 of the STAG3 Gene in Iranian Infertile Men with Idiopathic Non-Obstructive Azoospermia [PDF]

open access: yesMajallah-i dānishgāh-i ̒ulūm-i pizishkī-i Arāk, 2016
Background: Azoospermia is defined as the absence of sperm in the semen and is divided in two types; obstructive and non-obstructive azoospermia. Non-obstructive azoospermia include approximately 60% of azoospermia patients.
Sara Pouriamanesh   +5 more
doaj   +1 more source

Prognostic factors for sperm retrieval in non-obstructive azoospermia

open access: yesClinics, 2013
Testicular sperm retrieval techniques associated with intracytoplasmic sperm injection have changed the field of male infertility treatment and given many azoospermic men the chance to become biological fathers.
Sidney Glina, Marcelo Vieira
doaj   +2 more sources

Reproductive outcomes, including neonatal data, following sperm injection in men with obstructive and nonobstructive azoospermia: case series and systematic review

open access: yesClinics, 2013
We compared pregnancy outcomes following intracytoplasmic sperm injection for the treatment of male infertility according to the type of azoospermia. First, we analyzed our data from 370 couples who underwent intracytoplasmic sperm injection using sperm ...
Sandro C. Esteves, Ashok Agarwal
doaj   +2 more sources

Obstructive azoospermia as an unusual complication associated with herniorrhaphy of an omphalocele: a case report [PDF]

open access: yesJournal of Medical Case Reports, 2011
Introduction Iatrogenic damage to the seminal tract is one of the causes of obstructive azoospermia, which can be an indication for reconstruction surgery.
Kanematsu Akihiro   +7 more
doaj   +3 more sources

Medical management of non-obstructive azoospermia

open access: yesClinics, 2013
Non-obstructive azoospermia is diagnosed in approximately 10% of infertile men. It represents a failure of spermatogenesis within the testis and, from a management standpoint, is due to either a lack of appropriate stimulation by gonadotropins or an intrinsic testicular impairment.
Kumar, Rajeev, Rajeev Kumar
openaire   +6 more sources

Techniques for microsurgical reconstruction of obstructive azoospermia

open access: yesIndian Journal of Urology, 2011
About 10%-15% of infertile men present with azoospermia, and ductal obstruction is the cause in 40% of them. For about 25-30 years, microsurgical reconstruction was the only way to manage obstructive azoospermia, and several innovative techniques have been developed and implemented.
Joel L Marmar, JoelL Marmar
openaire   +4 more sources

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