Ming-Hsien Wang

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OBJECTIVE Definitive treatment of ectopic ureterocele (EU) implies that no further surgery or prophylactic antibiotic is needed. The literature is unclear on which interventions render a child 'treatment free'. MATERIALS AND METHODS Thirty (23 female, seven male) patients presented between 1984 and 2000. Follow up ranged from 5 to 15 years (mean: 7).(More)
OBJECTIVE To assess the sensitivity and negative predictive value (NPV) of screening renal and bladder ultrasound (RBUS) after initial febrile urinary tract infection (UTI) among patients with clinically significant vesicoureteral reflux (VUR). METHODS A retrospective review was performed of all children <2 years of age who presented with a febrile UTI(More)
OBJECTIVE The present study is designed to assess the long-term renal function of children who underwent radical nephrectomy for unifocal Wilms tumor. METHODS A single institution retrospective cohort study of non-syndromic children treated with radical nephrectomy for unifocal Wilms tumor between 1995 and 2011 was performed to identify risk factors for(More)
OBJECTIVES To determine how programs are teaching and assessing procedural skills, and their perceived success. DESIGN Cross-sectional survey. SETTING Accreditation Council for Graduate Medical Education (ACGME) approved training programs in pediatric urology and colorectal surgery. PARTICIPANTS Program directors and recent graduates (2007-2009). (More)
Mullerian duct remnants result from incomplete regression, a defect that occurs during sexual differentiation. Ninety percent of patients with mullerian remnants also have an associated disorder of sexual differentiation such as hypospadias. Presenting signs and symptoms are recurrent bladder infection, perineal pain, dysuria, or infertility. The purpose of(More)
Hypospadias is one of the most common congenital anomalies in the United States, occurring in approximately 1 in 125 live male births. Embryological studies have demonstrated that, depending on where the urethral development arrests, the meatal opening can be anywhere along the shaft of the penis or, in more severe forms, within the scrotum or in the(More)
E. coli is the most common Gram-negative bacteria causing neonatal meningitis, and E. coli meningitis continues to be an important cause of mortality and morbidity throughout the world. Recent reports of E. coli meningitis caused by antimicrobial resistant strains are a particular concern. These findings indicate that a novel strategy is needed to identify(More)
OBJECTIVES To examine the relationship between severity of renal scarring and creatinine clearance. Existing studies on renal scarring and functional outcomes have focused on the presence or absence of scarring. METHODS Patients with a history of urinary tract infection leading to the diagnosis of vesicoureteral reflux were recruited. These subjects were(More)
OBJECTIVES To examine the effects of vitamin C (VC) on androgen receptor (AR)-mediated functions in a human prostate cancer cell line, Los Angeles prostate cancer (LAPC-4). VC is an essential dietary substance in the maintenance and preservation of vital functions in humans. However, the role of VC in prostate cancer remains to be elucidated. METHODS Cell(More)
OBJECTIVE Pediatric urology training has traditionally been based on an apprenticeship model. As part of our curriculum re-development, we surveyed recent graduates (2007-2009) regarding the teaching of clinical/surgical skills and medical knowledge during their training. METHODS 44 pediatric urologists who completed 2 years of ACGME (Accreditation(More)