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Percutaneous Nephrolithotomy (PCNL) is currently the treatment of choice in large kidney stones. Guy's stone score was developed to predict treatment outcomes. The aim of this study was to evaluate the relationship between Guy's score and outcomes in our institution.
Published March 7, 2022
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The extracorporeal shockwave lithotripsy (ESWL) remains the most common first line of treatment for renal stones in the pediatric population. The purpose of this study is to evaluate and compare the outcomes of the ESWL and mini-percutaneous nephrolithotomy (mini-PCNL).
Published February 19, 2018
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Percutaneous nephrolithotomy (PCNL) and its miniaturized modifications are usually considered the standard surgical options for large (>20 mm) staghorn and infected stones. Moreover, PCNL is a viable alternative to retrograde intrarenal surgery (RIRS) for smaller stones (<20 mm) in the presence of anatomical malformations or inaccessible lower pole stones.
Published September 12, 2022
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To compare rates of patient-reported kidney stone disease to Electronic Health Records (EHR) kidney stone diagnosis using a common dataset to evaluate for socio-demographic differences, including between those with and without active care.
Published November 28, 2022
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The prostatic urethral lift procedure is a minimally invasive treatment option for lower urinary tract symptoms due to benign prostatic hyperplasia, with reported benefit of less adverse effects than traditional treatments.
Published February 1, 2021
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Endocorporeal laser lithotripsy (EL) during flexible ureteroscopy (URS-f) often uses "dusting" settings with "painting" technique. The displacement velocity of the laser fiber (LF) at the stone surface remains unknown and could improve EL's ablation rates.
Published February 14, 2022
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To analyze the effectiveness, complications and long-term outcome of the patients with ureteropelvic junction obstruction (UPJO) treated by endoscopic retrograde balloon dilatation (ERBD) in the largest series reported.
Published August 14, 2023
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To assess alterations in health-related quality of life (HRQOL) in patients with nephrolithiasis, given the limited prospective data on patient reported outcomes following surgical intervention with ureteroscopy.
Published September 12, 2022
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Objective: To evaluate the role of extracorporeal shockwave lithotripsy (ESWL) for the management of 'forgotten' encrusted stents. Patients and Method: This is a retrospective study of 133 patients with forgotten JJ stents, treated between January 2015 and January 2018.
Published August 4, 2019
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Thirty-three years ago, pulsed lasers marked the beginning of a new era in endoscopic lithotripsy, and the one that was highlighted because of its potential was the Holmium: YAG laser, which became and still is the gold standard in endourology.
Published August 9, 2021
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Newer modalities for treating upper tract urinary stones focus on maintaining and improving outcomes, reducing complications, and optimizing patient care. This narrative review aims to outline novel miniaturized endourological innovations for managing upper tract calculi.
Published November 27, 2023
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Kidney transplantation represents the gold standard treatment option for patients with end-stage renal disease. Improvements in surgical technique and pharmacologic treatment have continuously prolonged allograft survival in recent years.
Published March 15, 2021
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Background: Over the last 30 years, the incidence of pediatric urolithiasis (PU) has been increasing and the surgical management has evolved toward a minimally invasive approach (MIA). We reported the experience of two Centers of Pediatric Surgery in the management of PU, focusing on MIA as first choice in treatment.
Published September 21, 2020
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The Caribbean is made up of several independent nations and the availability of urology and more specifically endourology services varies widely between them. In this article we explore the history and current state of endourology in the English speaking Caribbean as well as the challenges faced within the region many of which are shared by the different territories.
Published July 24, 2019
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Angiomyolipoma (AML) is a benign renal mass that can be treated with nephron sparing surgery or transarterial embolization. Embolization has been favored due to efficacy and safety profile. This case demonstrates a previously undocumented phenomenon of AML treated with transarterial embolization using Lipiodol® (Guerbet LLC, Princeton, NJ) resulting in nephrolithiasis and retention of Lipiodol® two years after original embolization.
Published December 27, 2021
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The objective of this prospective observational study was to assess the clinical significance of neutrophil-lymphocyte ratio (NLR), platelet-lymphocyte ratio (PLR) and lymphocyte-monocyte ratio (LMR) as potential biomarkers to identify post-PNL SIRS or sepsis.
Published March 7, 2022
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Laser technology has been a breakthrough in urology. The new era in endocorporeal laser lithotripsy has recently begun in mid-2020, where promising technologies tested in vitro have reached their approval for clinical use and, in that way, have made it possible to confirm their safety and advantages in the real world, for the patient and for the urologist.
Published January 17, 2022
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Patients "no-show" in outpatient clinics is a worldwide challenge. Healthcare providers and patients suffer from negative impacts that include increased expenditure, clinical management ineffectiveness, and decreased access to care.
Published July 11, 2022
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Chyluria is the passage of chyle in the urine. The cause seems to be the rupture of retroperitoneal lymphatics into the pyelocaliceal system, giving urine a milky appearance. This condition if left untreated it leads to significant morbidity because of hematochyluria, recurrent renal colic, nutritional problems due to protein losses and immunosuppression resulting from lymphocyturia.
Published July 22, 2016
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Endoscopic combined intrarenal surgery (ECIRS) provides simultaneous retrograde and percutaneous access to the upper urinary tract. The purpose of this study is to present revised data, tips and tricks, and technique modifications arising from our five-year experience with ECIRS.
Published January 29, 2024
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This paper describes a novel syphoning ureteral access sheath (UAS) intended for use during flexible uretero-renoscopy (URS). We aimed to assess if in vitro it could reduce intrarenal pressure (IRP) and increase irrigation flow compared to traditional UAS.
Published September 13, 2021
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Double J ureteric stents (DJs) are useful aids for urinary drainage in case of stones or tumour causing ureteric obstruction. Prolonged dwelling time such as when forgotten can lead to encrustation.
Published January 30, 2023
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The European School of Urology (ESU) and EAU Section of Uro-Technology (ESUT) started hands-on-training (HOT) sessions in 2007 along with structured European Basic Laparoscopic Urological Skills (EBLUS) examinations in 2013.
Published September 10, 2019
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Patients with spinal cord injury (SCI) are at risk of developing renal calculi. This study describes the management of renal calculi among patients with SCI with attention to factors influencing surgical management vs observation.
Published July 21, 2019
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Urolithiasis has been reported in up to 1.8% of patients after renal transplantation. Limited data are available regarding the treatment of such patients owing to this low prevalence.
To analyse a consecutive series of 2115 renal transplantations to elucidate the prevalence of renal graft stones (RGS) and their treatment.
Published July 1, 2018
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While urolithiasis in children is rare, the global incidence is rising, and the volume of minimally invasive surgeries being performed reflects this. There have been many developments in the technology, which have supported the advancement of these interventions.
Published March 27, 2023
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The burden of urolithiasis in children is increasing and this is mirrored by the number of surgical interventions in the form of ureteroscopy (URS). There exist many challenges in performing this surgery for this special patient group as well as a lack of consensus on technique.
Published January 30, 2023
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Shared decision making (SDM) in surgical specialties was demonstrated to diminish decisional regret, decisional anxiety and decisional conflict. Urolithiasis guidelines do not explicit patient preference to choose treatment.
Published November 13, 2023
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To compare stent-related symptoms (SRS) in patients with double J (DJ) undergoing substitution with a pigtail suture stent (PSS) after ureteroscopy (URS), through the Ureteral Stent Symptom Questionnaire (USSQ).
Published March 25, 2024
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Postoperative opioid prescribing has been linked with persistent opioid use. Ureteroscopy (URS) is a common urologic procedure and a potential area to focus on opioid reduction. We aim to characterize international practice patterns of opioid prescribing post URS and what measures may decrease the need for opioid prescription.
Published March 22, 2021
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To determine what importance is given to the puncture and assistive technologies in percutaneous nephrolithotomy (PNL) in the current urological literature.
PubMed was searched for English publications and reviews for the keywords: 'percutaneous nephrolithotomy', 'percutaneous nephrostomy', 'puncture'.
Published August 30, 2021
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To determine whether percutaneous nephrolithotomy or ureteroscopic lithotripsy lead to the development of hypertension, using the Taiwan National Health Insurance database.
Data were sourced from the Longitudinal Health Insurance Database (LHID2000) of Taiwan, Republic of China, compiled by the Taiwan National Health Insurance database from 1996 to 2010.
Published August 16, 2016
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To investigate the incidence of Systemic Inflammatory Response Syndrome (SIRS) following Percutaneous Nephrolithotomy (PCNL ) and evaluate any association with unplanned 90 day readmission.
We retrospectively reviewed consecutive patients undergoing PCNL in two dedicated endourologic practices between 2009 and 2013.
Published October 3, 2016
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The use of ureteral access sheath (UAS) during ureteroscopy is controversial. We aimed to explore practice patterns of UAS during ureteroscopy for nephrolithiasis among endourologists worldwide.
A 15-question survey was designed using the SurveyMonkey® platform.
Published July 7, 2019
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To evaluate the preclinical and clinical performance of a pivoting lens rigid endoscope Endocameleon®, (ECAM) in white light cystoscopy (WLC).
Preclinical evaluation was performed ex vivo in CT-based, anatomically correct and validated bladder phantoms.
Published May 16, 2020
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To evaluate the safety and feasibility of ureteroscopy plus elective double-J stent as an outpatient procedure in an unselected population with regard to the treatment for ureteral calculi and to present a multivariate analysis of factors predict hospitalization.
Published November 18, 2018
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To evaluate the prognosis of patients with pT1 bladder cancer who underwent en bloc resection of bladder tumors (ERBTs), stratified by invasion to the muscularis mucosa (MM) level.
Among 64 specimens obtained by ERBT with bipolar energy from patients with pT1 bladder cancer, MM was detected in 61 specimens.
Published January 4, 2021
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The aim of this randomised prospective trial was to evaluate a novel hands-on endourological training programme (HTP) and compare it to the standard endourological colloquium (SC).
A new HTP was created based on a sequence of theoretical, video-based, and practical elements emphasising contemporary teaching methods.
Published December 12, 2022
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Endocorporeal laser lithotripsy (ELL) is currently the gold standard for the treatment of renal stones during retrograde intra-renal surgery (RIRS). The newly-authorised thulium fibre laser (Tm-Fibre) in now evaluated as a holmium:yttrium-aluminium-garnet (Ho:YAG) laser alternative, which is the most well-known laser source for ELL.
Published April 19, 2021
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The novel pulsed thulium:yttrium-aluminum-garnet (p-Tm:YAG) laser was recently introduced. Current studies present promising p-Tm:YAG ablation efficiency, although all are based on non-human stone models or with unknown stone composition.
Published October 16, 2023
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To evaluate whether stone dust can be obtained from all prevailing stone composition types using the novel pulsed thulium:YAG (p-Tm:YAG), including analysis of stone particle size after lithotripsy.
Published August 21, 2023
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Introduction:
Fluoroscopy-guided endourology procedures require proper radiation protection to minimize radiation risk. This multicenter study aimed at investigating radiation protection practice and related radiation exposure of operating team members.
Published December 21, 2020
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The objective of this narrative review was to search the existing literature for studies reporting measures to minimize radiation use during endoscopic management of stone disease and present ways of reducing the exposure of both patients and operating room staff.
Published August 7, 2023
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Introduction:
The surgical management of nephrolithiasis can be challenging due to multiple appropriate and feasible approaches. One advantage of urologists' increasing social media use is the opportunity for crowdsourcing or aggregating feedback from remote participants.
Published October 6, 2019
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(1) Introduction: To evaluate the feasibility of measuring the intrapelvic pressure (IPP) during flexible ureterorenoscopy (f-URS) with a PressureWire and to optimize safety by assessing IPP during surgery.
Published January 16, 2023
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During the last few years, there has been relevant progress in both understanding and managing urolithiasis. Our knowledge of stone formation has changed; although the importance of urine biochemistry was questioned by several investigators years ago, the decisive role of cellular processes (induced by oxidative stress) and the renal papilla has only recently been generally accepted as the most important step in stone formation.
Published November 20, 2016
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Opioids are frequently overprescribed after surgery. The 2018 American Urological Association position statement on opioid use suggests using the lowest dose and potency to achieve pain control, but a lack of procedure-specific prescribing guidelines contributes to wide variation in prescribing patterns.
Published September 10, 2019
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Surgeons have played a significant role in the current opioid epidemic through overprescribing practices in the postoperative setting. However, contemporary efforts have helped to decrease opioid excess, particularly in the field of urology.
Published May 3, 2020
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Ureteroscopy and laser fragmentation of stones is a commonly used method to treat ureteric and renal calculi. We report the exceedingly rare finding of a renal pseudoaneurysm in an interpolar renal artery following ureteroscopy and laser stone fragmentation, which was successfully managed with angioembolisation.
Published January 28, 2018
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In patients with a history of radical cystectomy and with intestinal diversion, urolithiasis in the upper urinary tract is a frequent event.
We describe for the first time a case of retrograde endoureterotomy used to treat a calculus proximal to the ureterointestinal junction.
Published September 20, 2021