نتایج جستجو برای: obstructive azoospermia pirna

تعداد نتایج: 78168  

2017
Maria Uloko Elizabeth Bearrick Joshua Bodie

Müllerian-duct aplasia, renal agenesis, and cervical somite dysplasia (MURCS) is a rare genetic disorder. Previously thought to be exclusive in females, there have now been a small number of case reports describing a male analogue. We describe a patient with obstructive azoospermia and Klippel-Feil anomaly.

Journal: :Human reproduction 2006
P Donoso P Platteau E G Papanikolaou C Staessen A Van Steirteghem P Devroey

BACKGROUND An increased incidence of aneuploid embryos has been recently described from azoospermic men. The aim of this study was to assess if embryo selection on day 5, based on morphological criteria, would be different from the selection based on PGD for aneuploidy screening (AS) in couples undergoing ICSI for male azoospermia. METHODS Sixty-two cycles of testicular sperm extraction (TESE...

Journal: :Hong Kong medical journal = Xianggang yi xue za zhi 2016
J Ky Ko J Chai V Cy Lee R Hw Li E Lau K L Ho P C Tam W Sb Yeung P C Ho E Hy Ng

OBJECTIVE There are currently no local data on the sperm retrieval and pregnancy rates in in-vitro fertilisation and testicular sperm extraction cycles, especially with regard to the presence of genetic abnormalities. This study aimed to determine the sperm retrieval and pregnancy rates in infertile couples who underwent in-vitro fertilisation and testicular sperm extraction for non-obstructive...

Journal: :Duzce Universitesi Tip Fakültesi Dergisi 2022

Male infertility may occur due to obstructive and non-obstructive reasons, some pathologies be corrected with surgical medical treatment. Such treatment increase the possibility of spontaneous pregnancy, success assisted reproductive technology, also testicular sperm retrieval rate. This review will focus on alternatives in infertile males. Although options for varicocele men include open surgi...

2010
Ragab H Donkol

The main purpose of imaging evaluation in male infertility is to identify and treat correctable causes of infertility, such as obstruction of the seminal tract. Various imaging modalities are available to evaluate men with obstructive infertility including scrotal ultrasonography, transrectal ultrasound (TRUS), vasography, magnetic resonance imaging, seminal vesicle aspiration, seminal tract wa...

Journal: :Human reproduction 2004
G Verheyen V Vernaeve L Van Landuyt H Tournaye P Devroey A Van Steirteghem

BACKGROUND This was a retrospective study to determine if diagnostic testicular biopsy followed by cryopreservation should be the procedure of choice for all patients with testicular failure. METHODS The first part of the study analysed 97 ICSI cycles scheduled with frozen-thawed testicular sperm for 69 non-obstructive azoospermia (NOA) patients. The second part focused on a subgroup of 32 pa...

2018
Geng An Zihao Zou Ryan Flannigan Jianqiao Liu Hongzi Du Xin Fu Feixiang Guo Wen Zhang

BACKGROUND As a safety and efficacy protocol, oocyte vitrification has been widely used in IVF treatment. The aim of this study was to evaluate the outcome of ICSI-ET utilizing vitrified oocytes with sperm obtained from non-obstructive azoospermia (NOA) patients via micro-TESE. MATERIAL AND METHODS A total of 150 NOA patients underwent micro-TESE. Ten patients were unable to ejaculate and refus...

Journal: :Human reproduction 2004
Tanja Kunej Natasa Teran Branko Zorn Borut Peterlin

BACKGROUND Polymorphism in the CTG triplet number in the myotonic dystrophy type 1 (DM1PK) gene has been proposed as being associated with idiopathic azoospermia. The aim of this study was to investigate whether the CTG trinucleotide amplification in the DM1PK gene is associated with male subfertility. METHODS We evaluated 107 subfertile patients, male partners of infertile couples, affected ...

2005
Ju Tae Seo Joong Shik Lee Jin Hyun Jun Moon Ho Yang

In this study we investigate the expression pattern of mucin genes in the human testis and evaluate the relationship between the expression of mucin genes and impaired spermatogenesis in the human testis. Thirty human testis tissues were collected from patients undergoing diagnostic testicular biopsy to investigate the cause of infertility. One part of the tissue underwent histological observat...

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