6,313 results match your criteria Bladder Stones


Prolonged ischemia of the ileum and colon after surgical mucosectomy explains contraction and failure of "mucus free" bladder augmentation.

J Pediatr Urol 2022 Apr 27. Epub 2022 Apr 27.

Institute of Surgical Research, University of Szeged, Pulz u.1., Szeged, H-6724, Hungary; Department of Paediatric Urology, Royal Manchester Children's Hospital, Oxford Rd, Manchester, M13 9WL, United Kingdom. Electronic address:

Introduction: Mucus production by the intestinal segment used in bladder augmentation results in long term concerns especially stones and UTI. Bladder augmentation with demucosalized intestinal flap is a potential promising approach for mucus-free bladder augmentation, however the contraction of the flap remains a major concern. Mucosectomy has been shown to result in abrupt and immediate cessation of microcirculation in the ileum. Read More

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Early warning model construction and validation for urinary tract infection in patients with neurogenic lower urinary tract dysfunction (NLUTD): a retrospective study.

PeerJ 2022 5;10:e13388. Epub 2022 May 5.

Nursing Department, Southern Medical University, Shenzhen Hospital, Shenzhen, Guangdong, China.

Background: This study was performed to construct and validate an early risk warning model of urinary tract infection in patients with neurogenic lower urinary tract dysfunction (NLUTD).

Methods: Eligible patients with NLUTD admitted to Shenzhen Longcheng hospital from January 2017 to June 2021 were recruited for model construction, internal validation and external validation. The first time point of data collection was within half a month of patients first diagnosed with NLUTD. Read More

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Bladder stone causing vesicovaginal fistula and migration into the vagina.

BMJ Case Rep 2022 May 9;15(5). Epub 2022 May 9.

Department of Urology, James Cook University Hospital, Middlesbrough, UK.

Bladder stone is a known complication in a neurogenic bladder that can very rarely cause vesicovaginal fistula (VVF). We are presenting the case of a woman in her late 70s, bed bound with progressive multiple sclerosis (MS), who was referred to urology for consideration of suprapubic catheter due to difficulty in managing her indwelling urethral catheter. The ultrasonogram (USG) identified a 4. Read More

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Prevalence of Empyema or Mucocele or Other Histological Diagnoses in Patients Undergoing Cholecystectomy With Diagnosis of Chronic Cholecystitis.

Cureus 2022 Apr 3;14(4):e23773. Epub 2022 Apr 3.

Surgery, Government Hospital Ghaziabad, Lahore, PAK.

Background Chronic cholecystitis is inflammation of the gall bladder usually caused by stones. The aim was to find out the prevalence of mucocele and empyema in chronic cholecystitis using cholecystectomy findings and histopathological reports. Methodology This was a cross-sectional observational study conducted in Surgical Ward 1, Jinnah Postgraduate Medical Center, Karachi from December 2019 to December 2021 for two years. Read More

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A case of transvaginal lithotripsy for a giant vaginal calculus.

IJU Case Rep 2022 May 21;5(3):157-160. Epub 2022 Feb 21.

Department of Nephro-Urologic Surgery and Andrology Mie University Hospital Tsu Mie Japan.

Introduction: Primary vaginal calculi are relatively rare, compared with secondary calculi. Primary calculi are often a result of urogenital sinus abnormalities, neurogenic bladder, or chronic incontinence.

Case Presentation: Forty-seven years old female with cerebral palsy since infancy had longstanding urinary incontinence. Read More

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A giant calculus within urethral diverticulum causing urinary retention in an uncommunicative woman.

IJU Case Rep 2022 May 18;5(3):211-213. Epub 2022 Mar 18.

Department of Urology Minami Seikyo General Hospital Nagoya Aichi Japan.

Introduction: There is no prior case report of calculus within a female urethral diverticulum causing urinary retention. We present such a case successfully treated by transurethral lithotripsy.

Case Presentation: A 34-year-old bedridden and uncommunicative woman with spinocerebellar degeneration presented with fever for 5 days. Read More

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Hypokalaemic quadriparesis in a patient with urinary diversion through Indiana pouch.

BMJ Case Rep 2022 Apr 29;15(4). Epub 2022 Apr 29.

Nephrology, KS Hegde Medical Academy, Mangalore, Karnataka, India.

A man in his 20s, a patient with chronic kidney disease with a baseline estimated glomerular filtration rate of 33 mL/min/1.73 m, who had an Indiana pouch continent urinary diversion procedure done at 6 years of age for bladder exstrophy, presented to the emergency room with sudden-onset progressive quadriparesis over 6 hours with power 1/5 in all the limbs with preserved reflexes. He was fully conscious and oriented, with stable vital signs. Read More

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Do men with bladder stones benefit from treatment of benign prostatic obstruction?

BJU Int 2022 Apr 28. Epub 2022 Apr 28.

Department of Urology, Aberdeen Royal Infirmary - NHS Grampian, Aberdeen, UK.

Objective: To identify whether men aged ≥40 years with bladder stones (BS) benefit from treatment of benign prostatic obstruction (BPO).

Patients And Methods: A regional, retrospective study of patients undergoing BS surgery between January 2011 and December 2018 was performed using a prospectively collected database. The primary outcome was BS recurrence after successful removal. Read More

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Optimal Delivery of Follow-Up Care for the Prevention of Stone Recurrence in Urolithiasis Patients: Improving Outcomes.

Res Rep Urol 2022 19;14:141-148. Epub 2022 Apr 19.

Second Department of Urology, National and Kapodistrian University of Athens, Sismanogleio General Hospital, Athens, Greece.

Urolithiasis is a common clinical condition with frequent recurrences. Advances in knowledge of pathophysiological mechanisms permit the categorization of patients to low and high risk for recurrence, with specific metabolic abnormalities diagnosed in the second category. Follow-up is essential for patients with urolithiasis and consists of both imaging and metabolic follow-up with urine studies. Read More

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Flexible Ureterorenoscopy Versus Shockwave Lithotripsy for Kidney Stones ≤2 cm: A Randomized Controlled Trial.

Eur Urol Focus 2022 Apr 21. Epub 2022 Apr 21.

Department of Urology, Città della Salute e della Scienza, Molinette University Hospital, Turin, Italy.

Background: No clear recommendations are available on whether retrograde intrarenal surgery (RIRS) via flexible ureterorenoscopy or shockwave lithotripsy (SWL) should be preferred for kidney stones ≤2 cm, except for lower-pole stones.

Objective: To compare outcomes between RIRS and SWL.

Design, Setting, And Participants: This was a single-center randomized controlled trial from March 2015 to May 2018. Read More

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Type II Hem-o-lok clip migration and stone formation in robot assisted laparoscopic prostatectomy patient: A case report and serial cases review.

Urol Case Rep 2022 Jul 2;43:102073. Epub 2022 Apr 2.

Department of Urology, Hasan Sadikin Academic Medical Center/Faculty of Medicine, Universitas Padjadjaran, Bandung, Indonesia.

Hem-o-lok clips (HOLC) migration after laparoscopic surgery may cause delayed postoperative issues. We present a delayed lower urinary tract symptoms (LUTS) and urinary stones due to HOLC migration from previous radical prostatectomy approximately 10 years ago. A 88-year-old man presenting clinic with LUTS; previously received robotic-assisted laparoscopic radical prostatectomy (RALP) 10 years ago. Read More

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Coincidental finding of a giant bladder calculus and squamous cell carcinoma of bladder: A case report.

SAGE Open Med Case Rep 2022 14;10:2050313X221091411. Epub 2022 Apr 14.

Department of Obstetrics and Gynecology, Jigme Dorji Wangchuck National Referral Hospital, Thimphu, Bhutan.

Chronic irritation of bladder by urinary bladder calculus is a known risk factor for bladder cancer. The use of Wrigley's obstetrical forceps in general surgical practice is a rare event. Herein, we report a case of a giant urinary bladder calculus which was removed by Wrigley's obstetrical forceps during open cystolithotomy. Read More

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Mirabegron attenuates porcine ureteral contractility via α1-adrenoceptor antagonism.

Naunyn Schmiedebergs Arch Pharmacol 2022 Apr 21. Epub 2022 Apr 21.

Centre for Urology Research, Faculty of Health Science & Medicine, Bond University, Robina, QLD, 4229, Australia.

The β-agonist mirabegron is thought to induce relaxation of the detrusor muscle, contributing to the improvement of overactive bladder symptoms. There has been recent interest in purposing mirabegron as a medical expulsive therapy drug to improve the passage of smaller kidney stones by relaxing the ureteral smooth muscles. The aim of this study was to determine the effects of mirabegron on the activity of the ureter. Read More

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Squamous cell papilloma a rare urinary bladder tumor, case report and operative video.

Urol Case Rep 2022 Jul 4;43:102074. Epub 2022 Apr 4.

Department of Urology, Hamad Medical Corporation, Doha, Qatar.

Bladder noninvasive squamous lesions are usually rare; here, we are presenting a case of 39 years old male patient with a benign squamous cell papilloma. The tumor grossly presented as cauliflower mass mimicking squamous cell carcinoma, while histologically, the tumor showed extensive keratinization at its surface and showed no nuclear atypia or stromal invasion. This tumor is benign and extremely rare. Read More

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A childhood blast victim presenting with bladder stone in adulthood-A rare case report of retained blast fragment with secondary stone.

Urol Case Rep 2022 Jul 25;43:102066. Epub 2022 Mar 25.

Urology Sher-i-Kashmir Institute of Medical Sciences, Srinagar, India.

Secondary bladder stones in young adults are usually a result of bladder outlet obstruction secondary to urethral stricture disease or neurogenic bladder. Foreign body inside bladder is a perfect nidus for the development of secondary bladder stone. We report a rare case of bladder stone in a young adult developing on the retained blast fragment inside bladder. Read More

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Small ruminant urinary obstruction: decision trees for treatment.

J Am Vet Med Assoc 2022 Apr 18:1-8. Epub 2022 Apr 18.

Urolithiasis is the most common cause of urinary tract disease in small ruminants and has significant economic and production impacts worldwide. Urolithiasis is multifactorial in origin and generally begins with the formation of cystoliths followed by urethral obstruction. The condition is most common in males. Read More

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Clinical image report of acute Cholangitis in Beta-thalassemia major.

Clin Case Rep 2022 Apr 5;10(4):e05705. Epub 2022 Apr 5.

Hematology and Oncology Hamad General Hospital Doha Qatar.

Beta-thalassemia is congenital red blood cell disorder. Gallstones is a recognized complication due to recurrent hemolysis. Acute cholangitis is a rare complication might occur in patient with beta-thalassemia. Read More

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Giant urinary bladder calculi in a 60-year-old man: a case report.

Pan Afr Med J 2022 27;41:78. Epub 2022 Jan 27.

Department of Orthopedy, School of Medicine, Ibb University of Medical Science, Ibb, Yemen.

Urinary bladder calculi comprise 5% of all urinary tract calculi. Giant bladder calculi are defined as a stone more than 100g in weight. However, giant bladder calculus weighted more than 500g is rare in current practice. Read More

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Suprapubic catheter encasement by bladder stone.

Am J Emerg Med 2022 Jun 18;56:395.e5-395.e7. Epub 2022 Mar 18.

Department of Emergency Medicine, The George Washington University School of Medicine and Health Sciences, Washington, DC, United States. Electronic address:

Complications of suprapubic catheterization including acute urinary retention present often to the emergency department. Patients with chronic indwelling catheters are at increased risk of bladder calculi and recurrent infections, especially without appropriate follow up care. We describe a case of suprapubic catheter failure secondary to complete circumferential encrustation of the distal catheter tip by a bladder calculus. Read More

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Atorvastatin Decreases Renal Calcium Oxalate Stone Deposits by Enhancing Renal Osteopontin Expression in Hyperoxaluric Stone-Forming Rats Fed a High-Fat Diet.

Int J Mol Sci 2022 Mar 11;23(6). Epub 2022 Mar 11.

Department of Urology, National Cheng Kung University Hospital, College of Medicine, National Cheng Kung University, Tainan 704302, Taiwan.

Calcium oxalate (CaOx) is the major constituent of kidney stones. Growing evidence shows a close connection between hyperlipidemia, cardiovascular disease (CVD), and the formation of kidney stones. Owing to their antioxidant properties, statins control hyperlipidemia and may ameliorate CaOx stone formation. Read More

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Shockwave lithotripsy compared with ureteroscopic stone treatment for adults with ureteric stones: the TISU non-inferiority RCT.

Health Technol Assess 2022 03;26(19):1-70

NHS Grampian, Department of Urology, Aberdeen Royal Infirmary, Aberdeen, UK.

Background: Urinary stone disease affects 2-3% of the general population. Ureteric stones are associated with severe pain and can have a significant impact on a patient's quality of life. Most ureteric stones are expected to pass spontaneously with supportive care; however, between one-fifth and one-third of patients require an active intervention. Read More

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Bladder stones in a herniated bladder: A rare case report and literature review.

Int J Surg Case Rep 2022 Apr 26;93:106877. Epub 2022 Feb 26.

University of Health Sciences Sisli Hamidiye Etfal Training and Research Hospital, General Surgery Department, Istanbul, Turkey.

Introduction: Bladder herniation (BH) into the inguinal canal is an extremely rare condition.

Case Presentation: In this case we presented who an eighty-year- old male patient applied to our clinic with right inguinal swelling. The testes performed were found to be compatible with inguinoscrotal bladder hernia and bladder stone in herniated bladder. Read More

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Hepaticojejunostomy Anastomosis Worm Obstruction and Its Laparoscopic Management: A Case Report and Review of Literature.

Cureus 2022 Feb 7;14(2):e21968. Epub 2022 Feb 7.

Department of General and Minimally Invasive Surgery, Nazareth Hospital, Shillong, IND.

We report a surprising case of intraoperatively detected worm obstruction of a hepaticojejunostomy anastomosis. The patient presented with acute cholangitis including fever, abdominal pain, obstructive jaundice and sepsis. Six years earlier, she had undergone open cholecystectomy with a right subcostal incision. Read More

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February 2022

[Safety and efficacy of percutaneous nephrolithotomy in patients with neurogenic bladder].

Prog Urol 2022 May 9;32(6):442-450. Epub 2022 Mar 9.

Clinique urologique, centre hospitalo-universitaire de Nantes, Hôtel-Dieu, Nantes, France.

Introduction: To assess the efficacy and morbidity of percutaneous nephrolithotomy (PNLT) in the treatment of renal stones in patients with neurogenic lower urinary tract dysfunction (NLUTD).

Methods: Retrospective, monocentric study including all patients with NLUTD who had undergone PNLT between 2005 and 2017. Pre-operative clinical data (neurological condition, voiding mode, preoperative urine culture…), peri-operative and post-operative data (success and morbidity) were collected from the patients' charts. Read More

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[Practice of urological departments during the COVID-19 pandemic].

Urologiia 2022 Mar(1):35-40

TB Research Institute of Ministry of Health of Russia, Novosibirsk, Russia.

Introduction: The pandemic of novel coronavirus infection has had a strong impact on the whole medical system, including urological departments.

Material And Methods: We assessed the impact of restrictions due to the pandemic on the work of urological departments of private (Medical Center "Avicenna", Novosibirsk) and community (KGBUZ "City Clinical Hospital No. 11, Barnaul") hospitals; GBUZ of the Novosibirsk region "City Clinical Emergency Hospital" (GBUZ CCEH) No. Read More

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Percutaneous and endoscopic combined treatment of bladder and renal lithiasis in mitrofanoff conduit.

Int Braz J Urol 2022 May-Jun;48(3):598-599

Department of Urology, Guastalla Hospital, Emilia-Romagna, Italy.

Introduction And Objectives: Treatment of bulky lithiasis in continent and non-continent urine storage reservoirs has been widely described and debated (1). Less is known about the optimal treatment in patients with a Mitrofanoff conduit. If voiding in these patients is incomplete, leading to recurrent symptomatic bacteriuria, formation of large lithiasis can be a common long-term complication (2, 3). Read More

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Neutrophil-lymphocyte ratio (NLR), platelet-lymphocyte ratio (PLR) and lymphocyte-monocyte ratio (LMR) in predicting systemic inflammatory response syndrome (SIRS) and sepsis after percutaneous nephrolithotomy (PNL).

Urolithiasis 2022 Jun 4;50(3):341-348. Epub 2022 Mar 4.

Department of Urology, University Hospital Southampton NHS Trust, Southampton, UK.

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. Demographic data and laboratory data including hemoglobin (Hb), total leucocyte count (TLC), serum creatinine, urine microscopy and culture were collected. The NLR, LMR and PLR were calculated by the mathematical division of their absolute values derived from routine complete blood counts from peripheral blood samples. Read More

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Planned percutaneous nephrolithotomy in patients who initially presented with urosepsis: Analysis of outcomes and complications.

Arab J Urol 2022 26;20(1):36-40. Epub 2021 Nov 26.

Alexandria Faculty of Medicine, Alexandria University, Alexandria, Egypt.

Objective: To compare the outcomes and complications of planned percutaneous nephrolithotomy (PCNL) in patients with a prior urosepsis episode to those without.

Patients And Methods: We recorded patients who presented initially with obstructive urosepsis, as identified by systemic inflammatory response syndrome and obstructing kidney stones. We compared the surgical outcomes and complications among those patients who had planned PCNL after control of prior urosepsis with urgent decompression and antibiotics (Group A) to a group who presented for PCNL with no previous history of a septic presentations (Group B). Read More

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November 2021

Does time elapsed between urine culture and retrograde intrarenal surgery affect the rate of systemic inflammatory response syndrome?

Actas Urol Esp (Engl Ed) 2022 May 21;46(4):223-229. Epub 2022 Feb 21.

Department of Urology, University of Health Sciences, Bakirkoy Dr. Sadi Konuk Training and Research Hospital, İstanbul, Turkey.

Objective: To identify the preoperative and intraoperative factors that might cause systemic inflammatory response syndrome (SIRS) after retrograde intrarenal surgery (RIRS), and to investigate the effect of time elapsed between the date of performing preoperative bladder urine culture (PBUC) and surgery date on postoperative SIRS.

Materials And Methods: Four hundred sixty-seven patients who had RIRS between January 2013 and June 2020 constituted the target population of this study. PBUC were obtained from all patients before undergoing surgery. Read More

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Mini versus ultra-mini percutaneous nephrolithotomy in a paediatric population.

Asian J Urol 2022 Jan 9;9(1):75-80. Epub 2021 Jun 9.

Department of Urology, Global Rainbow Hospital, Agra, Uttar Pradesh, India.

Objective: To evaluate whether there would be a difference in outcome when the smaller ultra-mini 12 Fr sheath was used instead of the mini 16 Fr sheath for percutaneous nephrolithotomy (PCNL) in paediatric patients for stones less than 25 mm.

Methods: This was a prospective cohort study of patients who underwent PCNL in our hospital in a 2-year period from July 2016 to June 2018 by a single surgeon. PCNL was performed in a prone position and tract was dilated to the respective size using single step dilatation. Read More

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January 2022