Objectives: To determine the most frequent causes of ureteral injury, and the way to correct severe damage of the ureter.
Methods: We reviewed the medical records of 25 patients who suffered ureteral injuries during abdominal or pelvic surgery in a five-year period; endoscopic injuries were excluded.
Results: The most common presentation included pain, urinary incontinence and fever. Hysterectomy was the most frequent operation causing ureteral injuries. The diagnosis was made by intravenous urography and ultrasound. Ureteral reimplantation using a Boari's flap, without other complications, was the preferred treatment due to ureteral damage. Right side and distal third of the ureter where the most frequently affected sites.
Conclusions: In cases of iatrogenic injuries of the distal third of the ureter with severe lesions, ureteral reimplantation with a Boari's flap may be the option.
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Investig Clin Urol
January 2025
Department of Urology, Seoul National University Bundang Hospital, Seongnam, Korea.
The global increase in urolithiasis prevalence has led to a shift towards minimally invasive procedures, such as retrograde intrarenal surgery, supported by advancements in laser technologies for lithotripsy. Pulsed lasers, particularly the holmium YAG and the newer thulium fiber laser, have significantly transformed the management of upper urinary tract stones. However, the use of high-power lasers in these procedures introduces risks of heat-related injury.
View Article and Find Full Text PDFBiochim Biophys Acta Mol Basis Dis
January 2025
State Key Laboratory of Organ Failure Research, National Clinical Research Center of Kidney Disease, Guangdong Provincial Institute of Nephrology, Guangdong Provincial Key Laboratory of Renal Failure Research, Division of Nephrology, Nanfang Hospital, Southern Medical University, Guangzhou 510515, China; Biobank of Peking University First Hospital, Peking University First Hospital, State Key Laboratory of Vascular Homeostasis and Remodeling, Peking University Health Science Center, Peking University, Beijing 100034, China. Electronic address:
A couple of S100 family proteins (S100s) have been reported to exert pro-inflammatory functions in the progression of renal fibrosis (RF). Unlike some S100s which are expressed by both epithelial and stromal inflammatory cells, S100A7 is restricted expressed in epithelium. Persistent S100A7 expression occurs in some invasive carcinomas and is associated with poor prognostic factors.
View Article and Find Full Text PDFArab J Urol
September 2024
Department of Urology, Kasr Alainy Hospitals, Faculty of Medicine, Cairo University, Cairo, Egypt.
Objectives: We aimed to assess the stone free rate of flexible ureteroscopy and laser lithotripsy (FURL) in upper urinary tract stones (UUTS) >20 mm and the risk of complications from ureteral access sheath (UAS) usage.
Methods: This is a prospective randomized clinical trial that included patients with UUTS larger than 20 mm who underwent FURL after randomization into two groups: group A (UAS) and group B (non-UAS). Data were collected for patients' demographics, stone parameters, operative and postoperative complications, and the outcome of FURL regarding stone-free rate (SFR) and perioperative complications, with a 6-month follow-up.
Introduction: 5-methoxytryptophan (5-MTP) is an anti-inflammatory metabolite. Several recent reports indicate that 5-MTP protects against post-injury tissue fibrosis. It was unclear how 5-MTP controls tissue fibrosis.
View Article and Find Full Text PDFJ Clin Med
December 2024
Department of Internal Medicine, Faculty of Medicine, University of Medicine and Pharmacy "Gr. T. Popa", 700115 Iasi, Romania.
: Double-J stents are urinary catheters that are frequently used in urology. They are now also used in other specialist areas such as obstetrics and gynecology. However, the use of double-J stents is not without side effects.
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