نتایج جستجو برای: hypospadias

تعداد نتایج: 1918  

Journal: :Environmental Health Perspectives 2000
M Aho A M Koivisto T L Tammela A Auvinen

Reports suggesting an increasing incidence of male genitourinary anomalies such as hypospadias, possibly related to environmental factors such as environmental estrogen-like compounds, have recently received considerable publicity. These reports are based on birth defects registry data, and there may be variation in the completeness of the registries used. We analyzed temporal trends in the pre...

Journal: :Molecular human reproduction 2005
N Kurahashi F Sata S Kasai T Shibata K Moriya H Yamada H Kakizaki H Minakami K Nonomura R Kishi

Hypospadias is one of the most common congenital anomalies. Increased exposure to environmental factors (endocrine-disrupting chemicals and smoking) or maternal endogenous estrogen may cause hypospadias because male sexual differentiation is dependent on normal androgen homeostasis. Moreover, interactions between genetic factors and cigarette smoking and other chemicals have been suggested. It ...

Journal: :Birth defects research. Part A, Clinical and molecular teratology 2008
Alissa R Caton Erin M Bell Charlotte M Druschel Martha M Werler Allen A Mitchell Marilyn L Browne Louise-Anne McNutt Paul A Romitti Richard S Olney Adolfo Correa

BACKGROUND Hypertensive disorders occur in an estimated 5-10% of pregnancies, but few studies have examined birth defects in relation to high blood pressure and antihypertensive medication use. The objective of this study was to investigate the relationship between high blood pressure, antihypertensive medication use, and severe hypospadias. METHODS We used data from the National Birth Defect...

Journal: :The Canadian journal of urology 2014
John M Lacy Lauren N Hendrix Campbell Grant Ali M Ziada

INTRODUCTION Since its first description in 1994, tubularized incised plate (TIP) technique has become the most commonly performed hypospadias procedure and involves incision of the urethral plate with subsequent tubularization. Glans wings are then developed to cover the neourethra, thereby creating a cosmetically appealing repair. In some distal hypospadias cases, mobilization and approximati...

2006
Mohamed M. S. Awad

Background: Numerous ingenious methods have been described to repair hypospadias with variable results. The anterior urethral advancement technique reported by Chang to repair distal hypospadias has shown encouraging results. We have reevaluated this technique with some modifications to improve its results. Materials and Methods: This study was done on 72 patients, 19 cases with glanular hyposp...

Journal: :Environmental Health Perspectives 2001
L S Baskin K Himes T Colborn

Hypospadias is one of the most common congenital anomalies in the United States, occurring in approximately 1 in 250 newborns or roughly 1 in 125 live male births. It is the result of arrested development of the urethra, foreskin, and ventral surface of the penis where the urethral opening may be anywhere along the shaft, within the scrotum, or in the perineum. The only treatment is surgery. Th...

Journal: :Journal of pediatric urology 2013
Zaki M El dahshoury Wael Gamal A Hammady M Hussein E Salem

OBJECTIVE To present and evaluate our initial results with a modified double face onlay preputial flap (DOPF) for repair of different degrees of hypospadias. MATERIAL AND METHODS From April 2004 to April 2009, 182 patients with different degrees of hypospadias (distal penile hypospadias = 122, mid penile hypospadias = 38, proximal penile hypospadias = 22) were included in our study. All patie...

2012
Sherif Shehata Mohamed Hashish

Complications after any surgical procedures are normal consequences within the standard acceptable percentage among surgeons. Complications are higher in hypospadias surgery as compared to other reconstructive operations. Urethrocutaneous fistula after hypospadias surgery repair is the most common complication and remains a frustrating problem for surgeons [21]. Generally fistula is defined as ...

Journal: :Archives of disease in childhood 2015
Francisco Javier Schneuer Andrew J A Holland Gavin Pereira Carol Bower Natasha Nassar

OBJECTIVE To investigate hypospadias' prevalence and trends, rate of surgical repairs and post-repair complications in an Australian population. METHODS Hypospadias cases were identified from all live-born infants in New South Wales, Australia, during the period 2001-2010, using routinely collected birth and hospital data. Prevalence, trends, surgical procedures or repairs, hospital admission...

Journal: :medical journal of islamic republic of iran 0
abdollah nassehi from the department of urology, mashhad university of medical sciences, mashhad, islamic republic mohammad amir khammer

we report an unusual case of diphailus in a five year old boy. the two organs appeared separately, one orthotopically in the pubic area and the other in the perineum with no urinary meatus. a perineal hypospadias with meatus in the anterior anal verge was also present. the right testis was undescended and the scrotum was mildly bifid. the patient was continent for both voiding and defecation. m...

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