نتایج جستجو برای: vanishing testes

تعداد نتایج: 24852  

Journal: :international journal of reproductive biomedicine 0
azam ghanei golnaz mohammadzade ehsan zarepur sedigheh soheilikhah

background: congenital adrenal hyperplasia (cah) and vanishing testes are uncommon diseases that can result from hormonal and mechanical factors. classic cah is determined by ambiguous genitalia and increase in amount of 17-hydroxyprogesterone. simultaneous occurrence of cah and vanishing testes is a rare condition. case: a 22-year-old boy, known case of cah who was diagnosed as female pseudohe...

2012
Özgur Pirgon Bumin Nuri Dündar

Vanishing testes syndrome is often referred to as testicular regression syndrome (TRS) in the recent medical literature. The most characteristic histological findings are presence of a fibrovascular nodule with associated hemosiderin-laden macrophages and dystrophic calcification. Residual testicular tubules are found in less than 10% of cases, with prevalence being unrelated to age at surgery....

Journal: :Nihon Hinyokika Gakkai zasshi. The japanese journal of urology 2000
S Nishizawa K Suzuki N Tachikawa A Nukui T Kumamaru Y Shioji Y Misumi S Mitsu A Tokue

PURPOSE Controversy exists on how to diagnose the vanishing testis and the degree of investigation required. In this series, we reviewed anatomical and histological findings in vanishing testes and investigated the effectiveness of diagnostic laparoscopy and imaging studies. MATERIALS AND METHODS Between 1974 and March 1999, 107 boys with nonpalpable testis underwent surgery. Of the total, 52...

Journal: :International journal of urology : official journal of the Japanese Urological Association 2001
M Tsujihata O Miyake K Yoshimura K Kakimoto K Matsumiya S Takahara A Okuyama

OBJECTIVE Laparoscopy has become one of the important diagnostic modalities of nonpalpable testis and has been developed and applied in the treatment of this disease. In the present study, we investigated the usefulness of laparoscopy in the diagnosis and treatment of nonpalpable testis. METHODS Laparoscopy was carried out under general anesthesia on 21 patients (23 testes) from October 1991 ...

2016
Azam Ghanei Golnaz Mohammadzade Ehsan Zarepur Sedigheh Soheilikhah

BACKGROUND Congenital adrenal hyperplasia (CAH) and vanishing testes are uncommon diseases that can result from hormonal and mechanical factors. Classic CAH is determined by ambiguous genitalia and increase in amount of 17-Hydroxyprogesterone. Simultaneous occurrence of CAH and vanishing testes is a rare condition. CASE A 22-year-old boy, known case of CAH who was diagnosed as female pseudohe...

2011
Ji Hyun Park Yong Hyun Park Kwanjin Park Hwang Choi

PURPOSE Controversy exists regarding the best approach to impalpable testes. We determined the usefulness of diagnostic laparoscopy for the management of impalpable testes. MATERIALS AND METHODS Between 2000 and 2008, 86 patients with a mean age of 34 months underwent diagnostic laparoscopy. An inguinal canal exploration was performed in all cases, except in patients in whom the internal sper...

Journal: :Diagnostic and Therapeutic Endoscopy 1997
Toshiki Koyama Katsuya Nonomura Kaname Ameda Hidehiro Kakizaki Yasukuni Matsugase Yuichiro Shinno Takayuki Kanno Tetsufumi Yamashita Masashi Murakumo Tomohiko Koyanagi

From June 1992 to December 1996, we performed laparoscopic evaluation for 28 nonpalpable testes in 22 patients (1-21, median 3 years old).The location of 28 testes were divided into 4 categories according to the classification by Malone et al.: canalicular in 17 testes, just canalicular in 2, abdominal in 7, and absent in 2. Two-stage Fowler-Stephens orchiopexy was performed in 3 abdominal test...

Journal: :مجله علوم اعصاب شفای خاتم 0
ali kalantarihesari histology and embryology group, basic science department, faculty of veterinary medicine, tehran university, tehran, iran. behnaz ghorbanzadeh parasitology group, department of basic science, faculty of veterinary medicine, urmia university, urmia, iran. sajad sahab negah a. shefa neuroscience research center, khatam alanbia hospital, tehran, iran. b. histology and embryology group, basic science department, faculty of veterinary medicine, shiraz university, shiraz, iran.

reports indicate that one of the causes of harmful to the genital system, especially the testes stress. stress could be created secondarily after some pathological conditions such as neurological diseases or environmental factors. one of the causes of stress could be scary voices, such as cat voice for mice. in this study we aimed to investigate the testes parameters in the animals that were ex...

Journal: :International braz j urol : official journal of the Brazilian Society of Urology 2011
Coskun Sahin Mehmet Kalkan Soner Yalcinkaya

In this study, we aimed to state the relationship between testis, epididymis and vas deference, in adult cases with nonpalpable testis. Between January 1996 and December 2009, we evaluated 154 adult cases with nonpalpable testes. Mean age was 23 years (20-27 years). Explorations were performed by open inguinal incision, laparoscopy, and by inguinal incision and laparoscopy together on 22, 131 ...

Journal: :Archives of endocrinology and metabolism 2016
Mara Carsote Cristina Capatina Ana Valea Anda Dumitrascu

The male hypogonadism-related bone mass loss is often under diagnosed. Peak bone mass is severely affected if the hypogonadism occurs during puberty and is left untreated. We present an interesting; almost bizarre case of a male with non-functional testes early during childhood and undiagnosed and untreated hypogonadism until his fifth decade of life. Forty six year male is referred for goitre,...

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