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Management of calyceal diverticular stones using ultramini PCNL

Calyceal diverticulae are congenital smooth-walled, non-secretory urothelium-lined cavities within the renal parenchyma that communicate with calyceal fornix through a diverticular neck. They were first described by Rayer in Traitements des maladies des reins [1]. Calculi occur in approximately 9.5% to...

A sigma six approach to improving nephrostomy and antegrade stent services at a district general hospital – an audit project

As hospitals merge into larger trusts there becomes a centralisation of some services. Interventional radiology (IR) has been one of those services. Our district general hospital runs bi-weekly lR lists following service centralisation. Urology and IR most commonly liaise on...

22 Weymouth Street

In this series of articles I am going to show you some of the exhibits contained in the Museum of Urology, hosted on the BAUS website (www.baus.org.uk). This year, 2020, is the 75th anniversary of the formation of BAUS. It...

Endoscopic management of upper tract urothelial carcinoma

Upper tract urothelial carcinoma (UTUC) is a rare disease accounting for 5-10% of all urothelial carcinomas and has an annual incidence in Western countries of 1-2 per 100,000 [1,2]. It occurs more commonly in the pelvicalyceal system as opposed to...

Supporting return to clinical practice

There are many reasons for a clinician to take time away from clinical practice. These include parental leave, research, a period of ill health, a career break, or the opportunity to spend time pursuing other interests. At any one time,...

Medical statistics for urologists: part 2 – probability and hypothesis testing

Following on from Part 1 of this series (Part 3 available here), this article aims to build on other analytical techniques commonly used within medical research, focusing on simple examples. Probability and testing Before exploring hypothesis testing, it is vital...

The how, why and when of bladder washouts: a guide

Bladder washouts are a treatment usually employed by the urology team, more often in an inpatient setting, and commonly indicated for haematuria with clot retention and catheter bypassing [1,2]. Bladder washout is a cornerstone of treatment in urology wards, yet...

Developing a core outcome set for male fertility trials

Advances in fertility treatment since in vitro fertilisation was pioneered by Edwards and Steptoe, cumulating in the birth of Louise Brown in 1978, have been nothing short of remarkable [1]. Since then, a myriad of treatments has been developed for...