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The histologic classification of bladder tumors remains an important predictor of treatment response and patient outcome, with pure nonurothelial tumors associated with poorer outcome compared with pure urothelial carcinoma (UC). Little, however, is known about the significance of UC with divergent (mixed) histologic features at transurethral resection of bladder tumor (TURBT). This study examined...
To present the association of hypospadias with hypoplastic synpolydactyly and discuss the molecular genetic basis of these conditions.A large synpolydactyly kindred first described in 1995 was reinvestigated. Affected and unaffected subjects were interviewed, and pedigrees of the most recent generations were constructed. The marriages of two affected individuals were identified. The siblings who were...
To assess the evolution of bladder voiding dynamics from the onset of symptoms to the final diagnosis of idiopathic detrusor underactivity (DUA) in men with storage and voiding lower urinary tract symptoms (LUTS) and otherwise normal clinical findings.We retrospectively analyzed the urodynamic findings in two patient groups of 25 men each. Group A, with storage and voiding LUTS and otherwise normal...
To investigate the effect on the oncologic outcomes of treatment with transurethral resection of patients with a solitary bladder tumor smaller than 3 cm with a superficial appearance and benign prostatic hyperplasia.The follow-up data from 34 men (group 1) who had undergone transurethral bladder tumor resection alone and 31 men who had undergone both transurethral prostate resection and transurethral...
Androgen deprivation therapy (ADT) is associated with loss of bone mineral density (BMD) and increased fracture risk. We sought to examine the impact of ADT and lifestyle variables on BMD in 120 patients with prostate cancer without bone metastases entering a randomized clinical trial.A total of 120 patients with prostate cancer and without bone metastases who had been treated with ADT for less than...
We report a case of renal cell carcinoma (RCC) with extensive oncocytoid features developing in a 12-year-old African-American boy after chemotherapy for cardiac leiomyosarcoma at 3 months of age. The tumor showed histopathologic features similar to those previously reported in RCC after chemotherapy for neuroblastoma and now considered a specific entity in the World Health Organization classification...
To evaluate the role of proliferating cell nuclear antigen (PCNA) and MIB-1/Ki-67 immunohistochemical expression in predicting lymph node metastasis and survival in primary penile squamous cell carcinoma.We conducted a retrospective evaluation of 125 patients with penile squamous cell carcinoma submitted to primary tumor treatment, with information on lymph node status. Clinical and pathologic data...
To report our experience with 10 cases of pediatric xanthogranulomatous pyelonephritis and review the literature regarding this relatively uncommon disease.The records of 10 patients presenting to our institution with xanthogranulomatous pyelonephritis between 1996 and 2006 were examined. The mode of presentation, clinical and radiologic findings, blood count, blood chemistry, urine culture results,...
Pure laparoscopic urologic surgery is becoming the standard of care for many urologic procedures. Training surgeons without any experience in the field is still a challenge. It is well recognized that two-dimensional optics causes difficulty for the novice. Thus, we assessed a new-generation, three-dimensional (3D) visualization system.Fifteen laparoscopically novice surgeons were asked to perform...
We report the development of Wilms’ tumor in an atrophic testis and review the potential molecular pathogenesis. An 18-year-old man presented with 2 days of right testicular pain and growth in his atrophic testis. Ultrasonography revealed a heterogeneous mass. The chest radiographic findings and testicular tumor marker levels were normal. He underwent radical orchiectomy, with the pathologic examination...
To compare high-frequency jet ventilation (HFJV) with spontaneous ventilation (SV) in general anesthesia for extracorporeal shock wave lithotripsy (ESWL).We conducted a retrospective review of 91 consecutive patients undergoing either HFJV with a Ben Jet airway or SV with a laryngeal mask airway, comparing the total number of shocks for stone ablation and the time in the post-anesthetic care unit...
To describe the prevalence of erectile dysfunction (ED) in Hong Kong and identify the biopsychosocial correlates of ED.This was a descriptive and analytic population-representative cross-sectional study of ED in Hong Kong. The study subjects were 1506 men aged 26 to 70 years, recruited by two-stage stratified random sampling, and interviewed face-to-face by trained interviewers with structured questionnaires...
To investigate the association of prostate size with aggressiveness of prostate cancer in Korean men who received radical retropubic prostatectomy (RRP) for clinically localized prostate cancer.We evaluated the association of RRP specimen weight and prostate volume measured by transrectal ultrasound (TRUS) with pathologic tumor grade, extraprostatic extension of disease, surgical margin status, and...
Acute urinary retention (AUR) is a painful subacute emergency that is frequency seen in the general practice of urology. Urethral catheterization to drain the bladder can usually be performed successfully, safely, and with minimal discomfort using standard balloon retention catheters. In a small percentage of cases, however, abnormal urethral anatomy precludes passage of catheters of any size. In...
To analyze the clinical features, prognostic factors, and survival of male patients with primary mucosal melanoma on the glans penis, meatus, fossa navicularis, and distal urethra.We analyzed the clinical features, prognostic factors, and survival of 66 male patients with primary mucosal melanoma on the glans penis, meatus, fossa navicularis, and distal urethra diagnosed over the past 25 years. Data...
Multilocular cystic nephroma (MCN) is a benign renal lesion believed to be unilateral and nonfamilial. We present 2 cases of MCN in 2 brothers. The older brother had a 10-cm MCN and required radical nephrectomy, and the younger brother had bilateral lesions (6 cm and 3 cm) for which nephron-sparing surgery was possible. Both children underwent chest computed tomography to rule out pleuropulmonary...
To analyze an observational database of prostate cancer, assessing for patterns of use and predictors of prostate-specific antigen (PSA) recurrence after adjuvant radiotherapy (RT).From the Cancer of the Prostate Strategic Urologic Research Endeavor (CaPSURE), 5336 men underwent prostatectomy from 1989 to 2004. Of these 5336 men, 96 men (1.8%) underwent adjuvant RT. These 96 men were classified as...
To conduct a systematic review of repairs of Olympus flexible ureteroscopes using an independent database to compare and contrast with the published data obtained from ureteroscope manufacturers.The repair data from 2000 to 2004 were extracted from a computer database obtained through Precision Endoscopy of America, an independent endoscope repair company. All endoscopes submitted for repair underwent...
Although breast cancer studies consistently accrue patients very rapidly, prostate cancer studies generally do so much more slowly and take much longer to complete, resulting in a much slower pace of validated clinical innovation. A survey of practicing urologists was undertaken to ascertain their attitudes about prostate cancer research, learn how to increase interest, and lower barriers to their...
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