26,556 results match your criteria kidney stones


Editorial Comment: Fluid Intake and Dietary Factors and the Risk of Incident Kidney Stones in UK Biobank: A Population-based Prospective Cohort Study.

Int Braz J Urol 2021 Jul-Aug;47(4):894-895

Divisão de Urologia do Hospital das Clínicas da Faculdade de Medicina da Universidade de São Paulo. São Paulo, SP, Brasil.

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Screening for Vitamin D Deficiency in Adults: Updated Evidence Report and Systematic Review for the US Preventive Services Task Force.

JAMA 2021 Apr;325(14):1443-1463

RTI International-University of North Carolina at Chapel Hill Evidence-based Practice Center, Chapel Hill, North Carolina.

Importance: Low serum vitamin D levels have been associated with adverse clinical outcomes; identifying and treating deficiency may improve outcomes.

Objective: To review the evidence about screening for vitamin D deficiency in adults.

Data Sources: PubMed, EMBASE, the Cochrane Library, and trial registries through March 12, 2020; bibliographies from retrieved articles, outside experts, and surveillance of the literature through November 30, 2020. Read More

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FACTORS AFFECTING PATIENT RADIATION EXPOSURE DURING PRONE AND SUPINE PERCUTANEOUS NEPHROLITHOTOMY.

J Endourol 2021 Apr 13. Epub 2021 Apr 13.

Icahn School of Medicine at Mount Sinai, 5925, Department of Urology, New York, New York, United States;

Purpose Radiation exposure from fluoroscopy poses risks to patients and surgeons. Percutaneous Nephrolithotomy (PCNL) has traditionally required fluoroscopy, however the use of ultrasound (US) has decreased radiation exposure. US-guidance in supine PCNL may further reduce radiation exposure. Read More

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The effect of ketogenic diet on thyroid functions in children with drug-resistant epilepsy.

Neurol Sci 2021 Apr 12. Epub 2021 Apr 12.

Pediatric Endocrinology Department, Health Sciences University Dr. Behçet Uz Children's Education and Research Hospital, Izmir, Turkey.

Background: Ketogenic diet (KD) remains a valuable treatment option for children with drug-resistant epilepsy. However, it may cause many well-known adverse effects such as dyslipidemia or kidney stones. But, its effects on thyroid functions are largely unknown. Read More

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Urolithiasis and Its Treatment in Pregnant Women: 10-Year Clinical Experience From a Single Centre.

Cureus 2021 Mar 7;13(3):e13752. Epub 2021 Mar 7.

Department of Urology, Harran University, Şanlıurfa, TUR.

Introduction: Urolithiasis during pregnancy is an important health concern that can affect maternal and foetal health. If left untreated, it can cause obstetric complications, such as spontaneous abortion and preterm delivery. In this study, we aimed to evaluate urolithiasis and its treatment in pregnant women. Read More

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Downregulation of inflammatory mediators by ethanolic extract of Bergenia ligulata (Wall.) in oxalate injured renal epithelial cells.

J Ethnopharmacol 2021 Apr 6:114104. Epub 2021 Apr 6.

Amity Institute of Biotechnology, Amity University, Noida, India. Electronic address:

Ethnopharmacological relevance-In the Indian traditional system of medicine, Bergenia ligulata (Wall.) Engl has been used for treatment of urolithiasis. Its efficacious nature has led to its incorporation in various commercial herbal formulations such as Cystone and Neeri, which are prescribed for kidney related ailments. Read More

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Significance of preoperative systemic immune-inflammation (SII) in predicting postoperative systemic inflammatory response syndrome after percutaneous nephrolithotomy.

Urolithiasis 2021 Apr 9. Epub 2021 Apr 9.

Department of Urology, Shaoxing People's Hospital, Shaoxing, 312000, China.

There is evidence that inflammation response biomarkers are positivity associated with bacteremia and urosepsis. The objective of this study was to investigate the value of preoperative systemic immune-inflammation (SII) in predicting systemic inflammatory response syndrome (SIRS) after percutaneous nephrolithotomy (PCNL). Records from 365 consecutive patients who previously received standard PCNL for kidney stones were retrospectively reviewed. Read More

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The Pattern of Allopurinol Prescription Among Chronic Kidney Disease Patients in a Tertiary Care Centre: A Single-Centre Experience.

Int J Gen Med 2021 30;14:1141-1146. Epub 2021 Mar 30.

Medical College, Umm Alqura University (UQU), Makkah, 21441, Saudi Arabia.

Context: Hyperuricemia is prevalent in patients with chronic kidney disease (CKD). Although it is associated with CKD incidence and progression, treating asymptomatic hyperuricemia with uric acid-lowering agents is still debatable.

Aim Of Work: determine the rate of non-classical prescription of allopurinol in CKD patients. Read More

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Crossed unfused renal ectopia with pelviureteric junction obstruction associated with nephrolithiasis: a rare troublesome triad managed by robotic surgery.

BMJ Case Rep 2021 Apr 8;14(4). Epub 2021 Apr 8.

Radiodiagnosis, Sanjay Gandhi Post Graduate Institute of Medical Sciences, Lucknow, Uttar Pradesh, India

We report a rare case of non-fused renal ectopia with pelviureteric junction obstruction and multiple pelvic and renal calculi thereby discussing vascular anatomy of the non-fused ectopic kidney along with robot assisted surgical management of this rare clinical entity which amounts for good preoperative workup for best surgical and clinical outcome. Read More

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Xanthogranulomatous pyelonephritis: a focus on microbiological and antibiotic resistance profiles.

BMC Urol 2021 Apr 7;21(1):56. Epub 2021 Apr 7.

Department of Urology, Hospital Universitario Ramón Y Cajal. Instituto Ramón Y Cajal de Investigación Sanitaria (IRYCIS), Madrid, Spain.

Background: Xanthogranulomatous pyelonephritis (XGP) is an inflammatory condition of the kidney and its treatment most often involves a combination of antibiotics and nephrectomy. This study aimed to define the clinical features and management of XGP, focusing on microbiological aspects and antibiotic therapy.

Methods: We performed a retrospective study of 27 cases of XGP diagnosed between January 2001 and January 2020 to analyse their clinical and management characteristics. Read More

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Understanding ureteral access sheath use within a statewide collaborative and its effect on surgical and clinical outcomes.

J Endourol 2021 Apr 7. Epub 2021 Apr 7.

Beaumont Health, 7005, Department of Urology , Royal Oak, Michigan, United States;

Introduction: Ureteral access sheaths (UAS) are frequently used during ureteroscopy (URS), but their use is not without potential risk. We investigated patterns of UAS use and associated outcomes across practices in Michigan within a quality improvement collaborative.

Methods: The Michigan Urological Surgery Improvement Collaborative's (MUSIC) Reducing Operative Complications from Kidney Stones (ROCKS) initiative maintains a web-based prospective clinical registry of patients undergoing URS for urinary stone disease (USD). Read More

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After COVID-19: planning postpandemic care of patients with kidney stones.

Nat Rev Urol 2021 Apr 6. Epub 2021 Apr 6.

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

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[Single use versus reusable flexible ureteroscopy for the treatment of urolithiasis: a comparative study of perioperative complications].

Urologiia 2021 Mar(1):66-69

Aix-Marseille University, APHM, Conception Academic Hospital, Dept. of Urology and Kidney Transplantation, Marseille, France.

Objective: To compare the perioperative complications of patients who underwent flexible ureteroscopy (fURS) for the treatment of urolithiasis according to the type of ureteroscope used, single-use (suURS) or reusable (rURS) flexible ureteroscope.

Patients And Methods: A retrospective and single-center study was conducted between January 2017 and May 2019, including all fURS performed for nephrolithiasis management. During the study period, 5rURS and 1suURS (UscopePU3022) were available. Read More

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[Determination of calcium metabolism markers concentration in patients with calcium oxalate nephrolithiasis].

Urologiia 2021 Mar(1):60-65

Kuban State Medical University, Krasnodar, Russia.

THE AIM OF THE RESEARCH: to reveal the relationship of various markers of calcium metabolism (osteopontin (OPN), parathyroid hormone-related protein (PTHrP), vitamin D, parathyroid hormone (PTH)) on the course of urolithiasis (Urolithiasis) in patients with calcium oxalate nephrolithiasis.

Materials And Methods: 100 people were examined, the following groups were included: group 1 - patients with calcium oxalate primary nephrolithiasis (n=41), group 2 - with calcium oxalate recurrent nephrolithiasis (n=39). Group 3 included conditionally healthy volunteers (n=20). Read More

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[InsKid Mobile application for the reconstruction of the internal view of the collecting system].

Urologiia 2021 Mar(1):56-59

Department of urology of North-Western State Medical University named after I.I. Mechnikov, Saint Petersburg, Russia.

Introduction: patients with urinary stone disease during consultation often cannot realize their condition and features of upcoming procedure. Creation of 3D printed models is also not always available or too expensive.

Aim: to create a special program that allows for virtual intrarenal visualization of the collecting system and kidney stone on devices based on the Android operating system and evaluate its efficiency in counseling patients before the upcoming percutaneous nephrolithotomy (PCNL). Read More

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[Retrograde intrarenal surgery using a 1.94 m superpulsed thulium fiber laser].

Urologiia 2021 Mar(1):28-32

FGAOU VO I.M. Sechenov First Moscow State Medical University, Moscow, Russia.

Introduction: surgical treatment of urinary stone disease plays an important role in urological practice. Stone fragmentation can be performed using various lithotripters, from which Holmium fiber laser (Ho: YAG) has currently taken the main place. According to the current literature, a superpulsed thulium fiber laser with a wavelength of 1. Read More

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[Metabolic alterations and stones in patients with orthotopic ileal diversions. Case description.]

Arch Esp Urol 2021 Apr;74(3):351-354

Servicio de Urología. Hospital Universitario San Juan de Alicante. España.

Objective: Bacterial presence, anatomic anomalies and metabolic alterations increase the risk of stone formation in patients with neobladders. These patients sometimes require medical or surgical procedures. The aim of the current work is to analyze those alterations and medical treatment associated to it. Read More

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Flexible ureteroscopy using a 120-w holmium laser: The low-energy/high-frequency approach.

Arch Esp Urol 2021 Apr;74(3):343-349

ASO S. Croce e Carle Cuneo. Cuneo. Italy.

Objectives: With the spread of more powerful lasers and the advent of new technologies, endoscopic interventions for urolithiasis are continuously evolving. The aim of this study is to present our experience and technique regarding Low Energy (LE)/High Frequency (HF) lithotripsy by using a 120-W Holmium laser (Lumenis®). METHODS: We retrospectively analysed our prospectively maintained Retrograde Intra Renal Surgery (RIRS) database. Read More

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Antihyperlipidemic, Antihyperglycemic, and Liver Function Protection of var. Meski Stone and Seed Extracts: LC-ESI-HRMS-Based Composition Analysis.

J Diabetes Res 2021 17;2021:6659415. Epub 2021 Mar 17.

Laboratory of Organic Chemistry, Natural Substances Team (LR17-ES08), Faculty of Sciences of Sfax, University of Sfax, PB "1171", PC "3000", Sfax, Tunisia.

Methanol and methanol/water extracts of olive stones and seeds from var. meski were analyzed by reversed-phase high-performance liquid chromatography (HPLC) with diode array detection and mass spectrometry (LC-MS/MS). A total of 28 metabolites were identified; among them are hydroxycinnamic acid derivatives, phenolic alcohols, flavonoids and flavonoid glucosides, secoiridoids, and terpenes. Read More

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Bilateral pelvic kidneys with upper pole fusion and malrotation: a  case report and  review of the literature.

J Med Case Rep 2021 Apr 5;15(1):181. Epub 2021 Apr 5.

Department of Radiology, Wad-Medani Teaching Hospital, Wad Madani, Sudan.

Background: The incidence of ectopic kidneys is 1:12,000 clinically and 1:900 postmortem. Patients with pelvic mal-rotated kidneys are more susceptible to recurrent urinary tract infections, recurrent renal stones, and renal injury. Fusion of the kidney lower poles is relatively common compared to other types of renal anomalies. Read More

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Miniaturized percutaneous Nephrolithotomy without antibiotic prophylaxis: a single institution experience.

Int Urol Nephrol 2021 Apr 3. Epub 2021 Apr 3.

Department of Urology, Caritas St. Josef Medical Center, University of Regensburg, Landshuter Str. 65, 93053, Regensburg, Germany.

Purpose: To assess the feasibility of sparing routine antibiotic prophylaxis in patients without preoperative urinary tract infection (UTI) undergoing a miniaturized percutaneous nephrolithotomy (mPCNL).

Patients And Methods: A retrospective, monocentric study was conducted to evaluate the outcome of a modified perioperative antibiotic management strategy according to the principles of antibiotic stewardship (ABS). From December 2015 patients undergoing mPCNL for kidney stone with preoperative unremarkable urine culture no longer received an antibiotic prophylaxis (NoPAP). Read More

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Technical aspects to maximize the hyperaccuracy three-dimensional (HA3D) computed tomography reconstruction for kidney stones surgery: a pilot study.

Urolithiasis 2021 Apr 3. Epub 2021 Apr 3.

Department of Urology, University Hospital of Patras, Patras, Greece.

The aim of the current prospective pilot study was to describe a hyperaccuracy three-dimensional (HA3D) model reconstruction technique, specifically developed to maximize the visualization of the renal collecting system's anatomy, and its relationship with the stones, vessels and renal parenchyma, and to compare the HA3D virtual models with the intraoperative findings. The image acquisition was performed using a CT scanner (Toshiba, Aquilion Prime) and included the unenhanced, arterial, venous and excretory phases. The DICOM format CT images were processed by MEDICS Srl ( www. Read More

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Simultaneous Homozygous Mutations in and in an Inbred Chinese Pedigree.

Genes (Basel) 2021 Mar 5;12(3). Epub 2021 Mar 5.

Department of Nephrology, The Second Affiliated Hospital, School of Medicine, Zhejiang University, Long-quan Branch, Longquan 323716, China.

Gitelman syndrome (GS) and Bartter syndrome (BS) type III are both rare, recessively inherited salt-losing tubulopathies caused by and mutations, respectively. We described a 48-year-old male patient with fatigue, carpopedal spasm, arthralgia, hypokalemic alkalosis, mild renal dysfunction, hypomagnesemia, hypocalciuria, hyperuricemia, normotension, hyperreninemia and chondrocalcinosis in knees and Achilles tendons. His parents are first cousin. Read More

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