Publications by authors named "Gerald Collins"

Background: Androgen suppression is a central component of prostate cancer management but causes substantial long-term toxicity. Transdermal administration of oestradiol (tE2) circumvents first-pass hepatic metabolism and, therefore, should avoid the cardiovascular toxicity seen with oral oestrogen and the oestrogen-depletion effects seen with luteinising hormone releasing hormone agonists (LHRHa). We present long-term cardiovascular follow-up data from the Prostate Adenocarcinoma Transcutaneous Hormone (PATCH) trial programme.

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High-pressure chronic retention (HPCR) is a well-recognized common urological emergency which requires prompt treatment. It usually presents with nocturnal enuresis, a tense and palpable bladder, and symptoms of uraemia from renal failure George et al 1983. There have been isolated cases in the literature of HPCR presenting with symptoms of venous occlusion secondary to extrinsic bladder compression but it remains a rare presenting complaint.

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BCG is a well-established treatment for superficial bladder cancer. Although usually well-tolerated, side effects can range from mild cystitis to life-threatening sepsis. Epididymitis is a rare complication of BCG, with only a handful of cases proven to be caused directly by Mycobacterium bovis.

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Objectives: To compare quality-of-life (QoL) outcomes at 6 months between men with advanced prostate cancer receiving either transdermal oestradiol (tE2) or luteinising hormone-releasing hormone agonists (LHRHa) for androgen-deprivation therapy (ADT).

Patients And Methods: Men with locally advanced or metastatic prostate cancer participating in an ongoing randomised, multicentre UK trial comparing tE2 versus LHRHa for ADT were enrolled into a QoL sub-study. tE2 was delivered via three or four transcutaneous patches containing oestradiol 100 μg/24 h.

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Objective: To evaluate the prevalence and to classify prostatic calcification on transrectal ultrasonography (TRUS) and correlate the findings with histology.

Methods: A prospective, blinded study of men undergoing TRUS and prostatic biopsy was designed. A standardized reproducible technique was used with a BK 7.

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True hermaphrodite (TH) is one of the rarest varieties of disorders of sexual differentiation. Most patients present early in the life and are managed by pediatricians. We present a rare case of an adult TH which was first diagnosed by a urologist.

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Metastases from bladder transitional cell carcinoma (TCC) to the testis are very rare. These are usually found on autopsy and occur in advanced or metastatic bladder cancers. More common, known primary tumors that metastasize to the testis include prostate, lungs, melanoma, gastro-intestinal tract and the kidney.

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We present a case of a 51-year-old woman with acute urinary retention caused by a urethral calculus. Urethral calculi in women are extremely rare and are usually formed in association with underlying genitourinary pathology. In this case, however, no pathology was detected via thorough urological evaluation.

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The aim of this review was to discuss the most recent data from current trials of diethylstilboestrol (DES) to identify its present role in advanced prostate cancer treatment as new hormonal therapies emerge. The most relevant clinical studies using DES in castration-refractory prostate cancer (CRPC) were identified from the literature. The safety, efficacy, outcomes and mechanisms of action are summarized.

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The role of a bladder neck sparing (BNS) technique in radical prostatectomy (RP) remains controversial. The potential advantages of improved functional recovery must be weighed against oncological outcomes. We performed a literature review to evaluate the current knowledge regarding oncological and functional outcomes of BNS and bladder neck reconstruction (BNr) in RP.

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Objectives: • To present a summary of the collected data on urological litigation within the UK National Health Service (NHS). • Knowledge of the main areas of litigation is essential for maintaining good clinical practice as well as risk management procedures in any specialty.

Materials And Methods: • Details of all claims closed with indemnity payment pertaining to the specialty of urology as practiced by urologists, general surgeons and paediatric surgeons was obtained from the NHS Litigation Authority (NHSLA) for the years since its creation in 1995 to 2009.

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Study Type: Preference (prospective cohort).

Level Of Evidence: 1b. What's known on the subject? and What does the study add? In general the literature suggests that there is a need for improvement in aiding men diagnosed with early prostate cancer in their decision making about treatment options and that our understanding of this process is inadequate.

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Introduction: All NHS-suspected cancers should be seen within 2 weeks of referral and are referred under government guidelines (Health Service Circular 205; HSC 205). This policy will be subject to review in 2009. Review is vital to allow the appropriate detection of malignancy without overburdening the premium clinic slots with the healthy.

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Purpose: To analyze the long-term results in patients undergoing extracorporeal shockwave therapy (ESWT) for Peyronie's disease.

Patients And Methods: Patients treated with ESWT (3000 shockwaves on a Storz Minilith SL lithotripter) for Peyronie's disease were included. The mean disease duration prior to treatment was 23.

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Purpose: We investigated whether transurethral resection of the prostate (TURP) caused subclinical myocardial damage or cardiac dysfunction by measuring troponin T (Trop T) and N-terminal pro-brain natriuretic peptide (pro-BNP).

Materials And Methods: A total of 52 consenting patients took part in this study. All had a detailed medical history including cardiac history taken.

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Objective: To compare the efficacy of diethylstilboestrol (DES) with bicalutamide in the treatment of hormone refractory prostate cancer in relation to its effect on prostate-specific antigen (PSA) and survival.

Methods: Patients on LHRH analogues for prostate carcinoma with evidence of biochemical or clinical progression were randomized into one of the treatment arms (n=58). The first group (group A, n=26) received 1 mg of DES with 75 mg of aspirin per day in addition to the primary hormonal treatment.

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Involvement of the urinary bladder in an inguinal hernia is common, but massive bladder hernia is rare. Most urinary bladder herniations are discovered and repaired during surgery. We report a case of large incarcerated inguino-scrotal hernia, which was reduced only to present as a scrotal abscess and vesicocutaneous fistula; an unusual complication.

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Purpose: We compared the efficacy of Entonox (BOC Gases, Manchester, United Kingdom), a mixture of 50% nitrous oxide and oxygen, with periprostatic infiltration of 1% lidocaine to provide analgesia during transrectal ultrasound (TRUS) guided biopsy of the prostate.

Materials And Methods: The study included 235 consecutive men undergoing TRUS guided biopsy of the prostate for elevated prostate specific antigen or abnormal digital rectal examination. Patients were randomized to 3 groups, including group 1-84 controls who did not receive any form of analgesia prior to the procedure, group 2-75 who received periprostatic infiltration with 10 ml 1% lidocaine with biopsies performed 5 minutes after infiltration and group 3-76 who received Entonox for 2 minutes through a breath activated device prior to the procedure and thereafter according to patient preference.

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Purpose: Metallothionein, a low molecular weight intracellular protein, binds mitomycin with high affinity protecting the tumor DNA. We prospectively studied the relationship of metallothionein expression in bladder transitional cell carcinoma and resistance to intravesical mitomycin.

Materials And Methods: A series of 45 consecutive patients with superficial transitional cell carcinoma treated with intravesical mitomycin were studied.

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