Urology
Retropublic suspension of the urethrovesical neck can be facilitated with the use of a metal suture guide. This guide permits efficient, accurate placement of para-vaginal sutures and eliminates the risk of finger needle puncture, thus reducing operative time and providing a safer technique.
Objectives. To distinguish the concepts of prognostic and treatment-predictive information for localized prostate cancer.Methods. We defined a prognostic factor as one that identifies subgroups associated with differing outcomes in untreated patients. A treatment-predictive factor identifies patients with differing outcomes as a consequence of treatment and is best identified in a large, randomized...
Prostatitis is a common clinical syndrome that on rare occasions may result from mass lesions in the pelvis. This report concerns a man with debilitating prostatitis that was caused by a mullerian duct cyst. The diagnosis was facilitated by examination with magnetic resonance imaging using a pelvic phased array surface coil and a small field of view.
Objectives. To determine the preliminary safety and efficacy of transurethral vaporization of the prostate (TVP) using the VaporTrode as a therapeutic alternative in the management of men with bladder outlet obstruction.Methods. Twenty-five men (mean age, 63.5 +/- 3.1 years) with mild to moderate symptoms of prostatism underwent TVP since August 1994. Patients were assessed at baseline for both...
Objectives. Effect of opioid blockade on regional norepinephrine content of the rabbit urinary bladder was investigated under electrical pelvic floor stimulation.Methods. Norepinephrine content of the bladder body and base of the rabbit was estimated by high-performance liquid chromatography in the following four subgroups: control group; group 1, treated by electrical stimulation; group 2, treated...
A case is reported of an 84-year-old white man in whom a palisaded encapsulated neuroma (PEN) had developed in his glans penis over the course of 50 years. It represents a distinctive cutaneous nerve sheath tumor that consists of an overgrowth of both axons and Schwann cells and is surrounded by a complete or incomplete capsule of perineural cells. This entity warrants wider recognition by urologists...
Objectives. To determine the comparative freezing ability of the Cryotech (CT) and AccuProbe (CMS) cryosurgical systems.Methods. Four conditions designed to model clinical situations were produced: (1) Single-probe performance in water at 17 o C; (2) five-probe performance in water at 17 o C; (3) single-probe performance in gel at 22 o C; and (4) single-probe performance...
Objectives. The performance of nephron-sparing surgery in patients with a normally functioning contralateral kidney is controversial. To explore the risk factors that may contribute to the success or failure of nephron-sparing surgery, we examined the radiology and pathology reports of 278 patients who underwent radical nephrectomy for the treatment of clinically localized renal cell carcinoma.Methods...
Dutch South East Cooperative Urological Group,
Rinie J.M. van Gils-Gielen,
Wim P.J. Witjes,
Christine T.M. Caris,
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Objectives. In this article we describe the long-term follow-up of patients with carcinoma in situ (CIS) of the urinary bladder and examine whether the extent of CIS, the presence of associated papillary tumors, or the response to treatment influence the course of the disease.Methods. Fifty-two patients with CIS of the bladder, treated in a randomized prospective study, are described. In 23 patients...
Objectives. The purpose of this retrospective review was to determine the feasibility of treating anatomic female stress urinary incontinence (SUI) with a retropubic laparoscopic bladder neck suspension. Also, we compared the clinical course and results of the transvaginal bladder neck suspension (VBNS; Raz) and laparoscopic bladder neck suspension (LBNS) among a group of patients of similar age...
Objectives. Six random systematic core biopsies (SRSCB) of the prostate (biopsies from apex, middle, and base of each lobe) have been commonly used in detection of prostate carcinoma. The objective of this study was to verify the validity of the SRSCB technique in detecting cancer in prostates with low-volume tumor (less than 6 cc).Methods. We developed a computer model of the prostate to simulate...
Objectives. Laparoscopic retropubic urethropexy has recently been described as an alternative method to the surgical correction of pure stress urinary incontinence. This study compares the operative technique and results of laparoscopic colposuspension with traditional open Burch urethropexy to treat women with stress urinary incontinence.Methods. We assessed the short-term results of 12 women...
Objectives. To investigate further the observation that men with prostatodynia may represent a subset of patients with interstitial cystitis.Methods. The charts of 20 patients with the diagnosis of nonbacterial prostatitis or prostatodynia who underwent cystoscopy and bladder hydrodistention were retrospectively reviewed.Results. The primary complaint of all 20 patients was genital or rectal pain,...
Objectives. Ureteroscopy has become an effective and safe procedure for treatment of ureteral calculi. Formation of strictures are considered long-term complications with a low incidence. This report focuses on the incidence of strictures in cases of calculi pushed or flushed retroperitoneally alongside the ureter because of iatrogenic ureteral perforation.Methods. Fifteen consecutive patients...
Objectives. Polymerase chain reaction (PCR) amplification of DNA from archival, fixed tissue sources is now performed routinely. In this report, we describe a reproducible technique for mRNA amplification from archival tissues.Methods. Archival, fixed tissue was treated with a modification of a rapid, acid guanidinium technique. The RNA yielded was reverse transcribed and subejcted to 40 cycles...
Objectives. Diabetes mellitus (DM) is an important cause of organic impotence. It is estimated that 35% to 75% of diabetic pateitns are impotent. In the present study we investigated the effect of experimentally induced diabetes (streptozocin 60 mg/kg, intraperitoneally, for 9 weeks) on sexual behavior and compared it to the apomorphine (APO) bioassay test.Methods. Libido, genital reflex excitability,...
Objectives. To test for synergy between protamine and vancomycin by analyzing their bactericidal activities against slime-producing Staphylococcus epidermidis ATCC 35983 under planktonic and biofilm conditions.Methods. We evaluated the activity of vancomycin and protamine separately against planktonic S epidermidis in broth by measuring the minimum inhibitory concentration (MIC) and minimum bactericidal...
Objectives. Although combined androgen blockade with flutamide plus medical or surgical castration is effective in metastatic prostate cancer, debate exists over whether it is cost effective.Methods. Decision analysis model of hypothetical cohorts of 70-year-old men presenting with metastatic prostate cancer, using a societal perspective, calculated anticipated survival and incremental cost per...