Results 41 to 50 of about 44,148 (174)

The efficacy of extracorporeal shockwave lithotripsy for symptomatic ureteral stones: Predictors of treatment failure without the assistance of computed tomography.

open access: yesPLoS ONE, 2017
ObjectivesNon-contrast computed tomography (NCCT) is not always performed clinically if the diagnosis of ureteral calculi has been confirmed using other radiographic imaging modalities.
Bing-Juin Chiang   +2 more
doaj   +1 more source

Ureteral fibroepithelial polyps with calculi: a case series

open access: yesJournal of Medical Case Reports, 2008
Introduction Fibroepithelial polyps of the ureter are benign tumors arising from the mesodermal tissue in the ureteral wall. Their etiology remains unknown. Hematuria and obstructive urinary symptoms are the most common findings.
Turunc Tahsin   +2 more
doaj   +1 more source

Renal screening sonography—A comparative study in a Portuguese basic emergency service

open access: yesJournal of Medical Radiation Sciences, Volume 72, Issue 1, Page 8-16, March 2025.
Renal sonography screening aids in clinical decision‐making for patients with suspected renal colic. This study intends to compare the accuracy and pertinence of sonographic findings obtained by a sonographer in a Basic Emergency Service (BES) with that of radiologists at Referral Hospital (RH) in Portugal. Renal sonography screening was able to detect
Sérgio Miravent   +9 more
wiley   +1 more source

Soft Tissue Safety Assessment of Pulsed Solid‐State Thulium:YAG Versus Holmium:YAG Lasers: A Quantitative Porcine Model Simulation

open access: yesLasers in Surgery and Medicine, EarlyView.
ABSTRACT Objectives Laser lithotripsy carries an inevitable risk of collateral tissue injury. This study compared the safety profiles of pulsed Holmium:YAG and Thulium:YAG lasers by examining their effects on soft tissue under laser settings relevant to lithotripsy, using ex vivo porcine kidney models.
Dennis Buente   +4 more
wiley   +1 more source

Eswl for Ureteral Calculi

open access: yes, 2005
The role of extracorporeal shockwave lithotripsy (ESWL) for ureteral calculi is still being debated. We evaluated our results in a large series to clarify the role of this modality.
M. Frongia   +5 more
core   +1 more source

Ureteroscopic manipulation of ureteral calculi: Experience in a regional hospital [PDF]

open access: yes, 2012
ObjectiveWe report our experience in the treatment of ureteral calculi by ureteroscopic stone manipulation (URS-SM).Materials and methodsIn 2009, 420 patients with ureteral calculi underwent a total number of 438 URS-SMs with a lithoclast, holmium laser,
Li, Yi-Chang   +3 more
core   +1 more source

HucMSC‐Derived Exosomes Preserve Mafb‐Dependent Tubular Epithelial Identity and Suppress Dedifferentiation in Obstructive Nephropathy

open access: yesPediatric Discovery, EarlyView.
Unilateral ureteral obstruction (UUO) and genetic deletion of Mafb lead to tubular epithelial dedifferentiation, characterized by decreased E‐cadherin and increased α‐SMA and vimentin expression. Intravenous administration of human umbilical cord mesenchymal stem cell‐derived exosomes (HucMSC‐Exos) partially restores Mafb expression in UUO kidneys ...
Zhuocheng Shi   +5 more
wiley   +1 more source

Prevalência de litíase urinária em pacientes submetidos à ultra-sonografia. [PDF]

open access: yes, 2001
Trabalho de Conclusão de Curso - Universidade Federal de Santa Catarina, Centro de Ciências da Saúde, Departamento de Clínica Cirúrgica, Curso de Medicina, Florianópolis ...
Camargo, Leonardo tadeu Garnica
core  

Critical analysis of treatment options for proximal ureteral calculus [PDF]

open access: yesEinstein (São Paulo), 2006
Ureteral lithiasis is a prevalent problem that may cause painful renalcolic. When interventions are necessary, various techniques may beemployed. Endourological techniques and minimally invasive proceduresare the preferred options to treat lithiasis and ...
Antonio Corrêa Lopes Neto   +1 more
doaj  

Human Umbilical Cord Mesenchymal Stem Cell–Derived Exosomes Attenuate Renal Fibrosis by Suppressing Fibroblast Activation via the INHBA/PI3K/AKT Pathway

open access: yesPediatric Discovery, EarlyView.
MSC‐Exo derived from human umbilical cord (HucMSC‐Exo) downregulates INHBA expression, consequently modulating the PI3K/AKT signaling cascade. This regulation attenuates renal fibroblast activation and extracellular matrix deposition, thereby exerting a renoprotective effect against fibrosis.
Meiling Chen   +11 more
wiley   +1 more source

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