Urology
Objectives. This study was done to evaluate the safety and initial efficacy of definitive tumor resection combined with percutaneous bacille Calmette-Guerin (BCG) for management of renal pelvic transitional cell carcinoma (TCC) in patients with solitary kidneys.Methods. Eight patients with anatomically solitary kidneys, all of whom had a prior history of TCC elsewhere in the urinary tract, were...
objectives. Interleukin-6 (IL-6) is evaluated as a candidate mediator of morbidity in patients with metastatic adenocarcinoma of the prostate.Methods. IL-6 concentration is measured by enzyme-linked immunoadsorbent assay (ELISA) in the ejaculate plasma of healthy men, in primary culture of prostate epithelial cells, in human prostate cancer cell line cultures and SCID mouse xenografts, and in the...
Objectives. To determine whether intraprostatic hyperechogenic lesions seen on transrectal ultrasonography are related to infertility.Methods. The transrectal ultrasonographic studies of 58 infertile men and 12 fertile controls who all had intraprostatic hyperechoic lesions were reviewed to determine the anatomic distribution of hyperechoic lesions within the prostate and their relationship to the...
Staging of transitional cell carcinoma of the bladder relies on an accurate assessment of the depth of tumor invasion within the bladder wall and surrounding structures. Fat adjacent to muscle invasive carcinoma is often interpreted to represent full-thickness invasion of the bladder wall with extension into the perivesical tissues. We present a case report highlighting our finding of significant...
Objectives. To review 12 patients with a clinicopathogenic diagnosis of xanthogranulomatous pyelonephritis (XGP) and to determine if a computed tomography (CT) scan is the imaging procedure of choice for diagnosis.Methods. A retrospective review, over the last 12 years, of patients with XGP at our institution.Results. Nine of 10 patients (90%) who were evaluated by CT scan had the correct diagnosis...
Objectives. To compare extracorporeal shock-wave lithotripsy (ESWL) with endoscopic lithotripsy to establish the more efficacious and cost-effective treatment for ureteral calculi.Methods. The records of 112 patients with primary ureteral calculi treated at one center with either ESWL or endoscopic lithotripsy were retrospectively reviewed. Follow-up data at 1 and 3 months were obtained in all...
Tubular ectasia of the rete testis is a rare benign entity that is often associated with some degree of obstruction at the epididymal level, either post-traumatic or postinfectious in nature. Its characteristic ultrasound findings have been well described in the radiologic literature. We report 6 cases of dilated rete testis diagnosed by ultrasound at our hospital over a 2-year period. Recognition...
Objectives. To determine the effect of patient's age, race, Boyarsky score, and urinary flow rate on type of treatment selected for benign prostatic hyperplasia (BPH) and to evaluate maintenance of treatment at 1-year follow-up.Methods. Subjects in this prospective study, conducted in a referral center prostate clinic, were 174 consecutive patients, aged 67.6 +/- 10.8 years (mean +/- SD), with previously...
Two cases of congenital midureteral adynamic segments are presented. Both children were successfully managed with excision of the lesions and primary reanastomosis. Pathologic examination revealed probe-patent ureters with muscular disarray, suggesting functional obstruction. Appropriate management of the anomaly was dependent on precise radiographic localization of the area of narrowing, and for...
Objectives. To compare the traditional normal range (TNR) of 0.0 to 4.0 ng/mL for serum prostate-specific antigen (PSA) to age-specific normal ranges (ASNRs).Methods. An autopsy series of completely sectioned, clinically benign prostates from 171 consecutive Caucasian men over the age of 40 years was selected. These patients were divided into those having no prostate cancer at autopsy, prostate...
We describe a case of testicular pseudotumor evaluated with both diagnostic ultrasound (US) and magnetic resonance (MR) imaging. The findings were inconclusive and eventually radical orchiectomy and pathologic analysis were required to make the diagnosis. The typical US and MR findings of both inflammatory and neoplastic lesions of the testis are discussed.
Objectives. This study was designed to determine whether citrate levels detected by localized 1 H spectroscopy could reliably discriminate regions of prostate adenocarcinoma from surrounding regions of normal peripheral zone and benign prostatic hyperplasia (BPH).Methods. In 28 patients and 5 volunteers stimulated echo proton spectroscopy was used in conjunction with endorectal surface coils...
Objectives. Because of its implications for possible therapy, the ability to establish a diagnosis of erectile dysfunction (ED) solely on the basis of history and physical examination has been a matter of controversy. The determination of the etiology of ED based on history and physical examination is evaluated in this present study.Methods. Consecutive patients presenting for evaluation of ED...
Objectives. To define those patients with upper urinary tract calculi who are more likely to have an unsuccessful outcome from extracorporeal shock-wave lithotripsy (ESWL).Methods. A critical prospective analysis of 121 patients, referred to two university centers after ESWL had been exhausted as a treatment modality for upper urinary tract calculi, was performed. Patients were subdivided into...
Objectives. In earlier experiments, we confirmed epidemiologic studies demonstrating the prominence in acute pyelonephritis of Escherichia coli expressing P fimbriae and hemolysin, produced the disease with pyelonephritogenic strains in an animal model, and developed in vitro assays using human renal proximal tubular cells that demonstrated bacterial adherence by P fimbriae and killing of the renal...
A case of clear cell adenocarcinoma arising from the female urethra is described. Histologically, solid and glandular areas consisted of clear cells. The tumor cells stained positively with antibodies to prostate-specific antigen and prostatic acid phosphatase, suggesting that the clear cell adenocarcinoma arises from the female paraurethral duct, rather than embryonic remnants.