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Clinical significance of microscopic hematuria and hydronephrosis in ureteral calculi patients visiting emergency department

Lee J, Jin SC, Choi WI, Jung W, Kim KH, Seo YJ, Lee KS

OBJECTIVE: This study examined the clinical significance of microscopic hematuria and grade of hydronephrosis in ureteral calculi patients visiting the emergency department (ED). METHODS: The EDs of two medical centers were...
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External validation of STONE score and modified STONE score

Lee DW, Seo BS, Cho YS, Lim H, Cho JH, Lee S

OBJECTIVE: The STONE score and modified STONE score are useful clinical prediction rules for ureteral calculi. This study performed an external validation of the STONE score and modified STONE score....
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Is STONE score a useful tool for limiting the use computed tomography in the patients suspected ureter stone? - A single-center retrospective study

Lee DG, Kim HB, Cho YM, Bae BK, Wang IJ, Yeom SR, Park SW

OBJECTIVE: The STONE score was developed to gauge the ureter stone probability. On the other hand, it is unclear if the STONE score is also applicable to Koreans. This study...
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Predictive factors and treatment outcomes of Steinstrasse following shock wave lithotripsy for ureteral calculi: A Bayesian regression model analysis

Kang HW, Cho KS, Ham WS, Kang DH, Jung HD, Kwon JK, Choi YD, Lee JY

PURPOSE: This study aims to assess the predictive factors and treatment outcomes of Steinstrasse formation following shock wave lithotripsy (SWL) for ureter stone. MATERIALS AND METHODS: The medical records of 1,418...
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Clinical Significance of Urine Dipstick Positive for Albuminuria in Urolithiasis

Kim TK, Song DK

Urolithiasis is suspected by flank pain, costovertebral angle tenderness, and hematuria, and confirmed by computed tomography (CT). Treatment strategy and likelihood of spontaneous passage of a stone were determined by...
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Impact of Pretreatment Hydronephrosis on the Success Rate of Shock Wave Lithotripsy in Patients with Ureteral Stone

Chang KD, Lee JY, Park SY, Kang DH, Lee HH, Cho KS

PURPOSE: To evaluate predictors of the success rate for one session of shock wave lithotripsy (SWL), focusing on the relationships between pretreatment hydronephrosis grade and one-session SWL success rates. MATERIALS AND...
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Significance of Neutrophil-to-Lymphocyte Ratio as a Novel Indicator of Spontaneous Ureter Stone Passage

Lee KS, Ha JS, Koo KC

PURPOSE: Stone size and location are generally considered the most important factors associated with spontaneous ureter stone passage (SSP). Several parameters related to inflammatory changes have been identified as predictors...
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Efficacy of phosphodiesterase type 5 inhibitors for the treatment of distal ureteral calculi: A systematic review and meta-analysis

Montes Cardona CE, García-Perdomo HA

PURPOSE: To determine the efficacy of phosphodiesterase type 5 inhibitors (PDE5i) as medical expulsive therapy (MET) for the treatment of distal ureteral calculi. MATERIALS AND METHODS: A search strategy was conducted...
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Factors affecting the urologist’s decision to administer ureteral stone therapy: a retrospective cohort study

Min MK, Ryu JH, Kim YI, Park MR, Yeom SR, Han SK, Park SW

OBJECTIVE: We aimed to evaluate the factors influencing treatment option selection among urologists for patients with ureteral stones, according to the stone diameter and location. METHODS: We retrospectively reviewed the records...
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Tamsulosin versus tadalafil as a medical expulsive therapy for distal ureteral stones: A prospective randomized study

KC HB, Shrestha A, Acharya GB, Basnet RB, Shah AK, Shrestha P

PURPOSE: This study aimed to compare the safety and efficacy of tamsulosin and tadalafil as medical expulsive therapy for distal ureteral stones. MATERIALS AND METHODS: This prospective randomized study was conducted...
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Clinical factors associated with postoperative hydronephrosis after ureteroscopic lithotripsy

Kim SW, Ahn JH, Yim SU, Cho YH, Shin BS, Chung HS, Hwang EC, Yu HS, Oh KJ, Kim SO, Jung SI, Kang TW, Kwon DD, Park K

PURPOSE: This study aimed to determine the predictors of ipsilateral hydronephrosis after ureteroscopic lithotripsy for ureteral calculi. MATERIALS AND METHODS: From January 2010 to December 2014, a total of 204 patients...
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The Gachon University Ureteral Narrowing score: A comprehensive standardized system for predicting necessity of ureteral dilatation to treat proximal ureteral calculi

Lee SK, Kim TB, Ko KP, Kim CH, Kim KT, Chung KJ, Kim KH, Jung H, Yoon SJ, Oh JK

PURPOSE: For treating proximal ureteral calculi, treatment decision has been known still difficult to choose ureteroscopic lithotripsy (URS) or shockwave lithotripsy. The aims of our study are to identify the...
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Ureteral Stent Insertion in the Management of Renal Colic during Pregnancy

Choi CI, Yu YD, Park DS

To determine an optimal invasive intervention for renal colic patients during pregnancy after conservative treatments have been found to be unhelpful. Among the available invasive interventions, we investigated the reliability...
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What Are the Predictive Factors of Severe Conditions in Acute Obstructive Pyelonephritis?

Kamei J, Homma Y

Acute obstructive pyelonephritis is a common urological infection, often requiring emergency drainage, which shows rapid progression to serious conditions, including severe sepsis or septic shock. Therefore, during an initial evaluation,...
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Does the use of bedside ultrasonography reduce emergency department length of stay for patients with renal colic?: a pilot study

Park YH, Jung RB, Lee YG, Hong CK, Ahn JH, Shin TY, Kim YS, Ha YR

OBJECTIVE: The aim of this study was to evaluate the effect of adding bedside ultrasonography to the diagnostic algorithm for nephrolithiasis on emergency department (ED) length of stay. METHODS: A prospective,...
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Ureteral stenting can be a negative predictor for successful outcome following shock wave lithotripsy in patients with ureteral stones

Kang DH, Cho KS, Ham WS, Chung DY, Kwon JK, Choi YD, Lee JY

PURPOSE: To evaluate ureteral stenting as a negative predictive factor influencing ureteral stone clearance and to estimate the probability of one-session success in shock wave lithotripsy (SWL) patients with a...
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Can a dual-energy computed tomography predict unsuitable stone components for extracorporeal shock wave lithotripsy?

Ahn SH, Oh TH, Seo IY

PURPOSE: To assess the potential of dual-energy computed tomography (DECT) to identify urinary stone components, particularly uric acid and calcium oxalate monohydrate, which are unsuitable for extracorporeal shock wave lithotripsy...
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Evaluation of low-dose dual energy computed tomography for in vivo assessment of renal/ureteric calculus composition

Mahalingam H, Lal A, Mandal AK, Singh SK, Bhattacharyya S, Khandelwal N

PURPOSE: This study aimed to assess the accuracy of low-dose dual-energy computed tomography (DECT) in predicting the composition of urinary calculi. MATERIALS AND METHODS: A total of 52 patients with urinary...
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Analysis of factors affecting spontaneous expulsion of ureteral stones that may predict unfavorable outcomes during watchful waiting periods: What is the influence of diabetes mellitus on the ureter?

Choi T, Yoo KH, Choi SK, Kim DS, Lee DG, Min GE, Jeon SH, Lee HL, Jeong IK

PURPOSE: The aim of our study was to evaluate the association of several factors with spontaneous stone expulsion, including ureteral stone characteristics (size, location, hydronephrosis, perinephric stranding), types of medications...
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Distribution of ureteral stones and factors affecting their location and expulsion in patients with renal colic

Moon YJ, Kim HW, Kim JB, Kim HJ, Chang YS

PURPOSE: To evaluate the distribution of ureteral stones and to determine their characteristics and expulsion rate based on their location. MATERIALS AND METHODS: We retrospectively reviewed computed tomography (CT) findings of...
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