Ryosuke Ando
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View article: C-Reactive Protein Is a Potential Prognostic Marker in Patient with Advanced or Metastatic Urothelial Carcinoma Treated with Enfortumab Vedotin: A Multi-Center Retrospective Study
C-Reactive Protein Is a Potential Prognostic Marker in Patient with Advanced or Metastatic Urothelial Carcinoma Treated with Enfortumab Vedotin: A Multi-Center Retrospective Study Open
Background: In the EV-301 trial, enfortumab vedotin prolonged survival in patients with locally advanced or metastatic urothelial carcinoma previously treated with platinum-based therapy and programmed cell death 1/programmed death-ligand …
View article: Development of a method for the simultaneous determination of ionic nutrients in hydroponic solutions using cation-/anion-exchange chromatography with a neutral eluent
Development of a method for the simultaneous determination of ionic nutrients in hydroponic solutions using cation-/anion-exchange chromatography with a neutral eluent Open
Nutrient availability in hydroponic solutions must be accurately monitored to maintain crop productivity; however, few cost-effective, accurate, real-time, and long-term monitoring technologies have been developed. In this study, we descri…
View article: Prone Split-Leg vs Galdakao-Modified Supine Valdivia Position During Endoscopic Combined Intrarenal Surgery: A Noninferiority Design Randomized Controlled Trial
Prone Split-Leg vs Galdakao-Modified Supine Valdivia Position During Endoscopic Combined Intrarenal Surgery: A Noninferiority Design Randomized Controlled Trial Open
Purpose: Endoscopic combined intrarenal surgery (ECIRS) combines percutaneous nephrolithotomy and ureteroscopy. This procedure has become common with the development of the prone split-leg (PRO) and Galdakao-modified supine Valdivia (GMSV)…
View article: Proton pump inhibitors and potassium competitive acid blockers decrease pembrolizumab efficacy in patients with metastatic urothelial carcinoma
Proton pump inhibitors and potassium competitive acid blockers decrease pembrolizumab efficacy in patients with metastatic urothelial carcinoma Open
We elucidated the efficacy of gut microbiome–altering drugs on pembrolizumab efficacy in patients with metastatic urothelial carcinoma (mUC). Clinical data were analyzed retrospectively from 133 patients with mUC who received second-line p…
View article: Phagocytosis model of calcium oxalate monohydrate crystals generated using human induced pluripotent stem cell-derived macrophages
Phagocytosis model of calcium oxalate monohydrate crystals generated using human induced pluripotent stem cell-derived macrophages Open
Macrophages play a role in nephrolithiasis, offering the possibility of macrophage-mediated preventive therapies. To establish a system for screening drugs that could prevent the formation of kidney stones, we aimed to develop a model usin…
View article: The prognostic efficacy of a sustainable geriatric nutritional risk index for avelumab switch maintenance therapy in metastatic urothelial carcinoma
The prognostic efficacy of a sustainable geriatric nutritional risk index for avelumab switch maintenance therapy in metastatic urothelial carcinoma Open
Background Metastatic urothelial carcinoma (mUC) has a poor prognosis. Avelumab is approved for mUC maintenance therapy and prolongs overall survival. However, real-world data, including the prognostic analysis of maintenance therapy, is l…
View article: Quantitative analysis of calcium oxalate monohydrate and dihydrate for elucidating the formation mechanism of calcium oxalate kidney stones
Quantitative analysis of calcium oxalate monohydrate and dihydrate for elucidating the formation mechanism of calcium oxalate kidney stones Open
We sought to identify and quantitatively analyze calcium oxalate (CaOx) kidney stones on the order of micrometers, with a focus on the quantitative identification of calcium oxalate monohydrate (COM) and dihydrate (COD). We performed Fouri…
View article: Role of HIKESHI on Hyperthermia for Castration-Resistant Prostate Cancer and Application of a Novel Magnetic Nanoparticle with Carbon Nanohorn for Magnetic Hyperthermia
Role of HIKESHI on Hyperthermia for Castration-Resistant Prostate Cancer and Application of a Novel Magnetic Nanoparticle with Carbon Nanohorn for Magnetic Hyperthermia Open
The prognosis of castration-resistant prostate cancer (CRPC) is technically scarce; therefore, a novel treatment for CRPC remains warranted. To this end, hyperthermia (HT) was investigated as an alternative therapy. In this study, the anal…
View article: Microdamage analysis of single-use flexible ureteroscope immediately after lithotripsy use
Microdamage analysis of single-use flexible ureteroscope immediately after lithotripsy use Open
This prospective ex vivo study investigated microdamage to single-use flexible ureteroscopes (fURS) after ureteroscopy and endoscopic combined intrarenal surgery (ECIRS). The performance of 30 WiScope devices (OTU Medical, San Jose, CA, US…
View article: Proton pump inhibitors/potassium-competitive acid blockers decrease pembrolizumab efficacy in patients with metastatic urothelial carcinoma
Proton pump inhibitors/potassium-competitive acid blockers decrease pembrolizumab efficacy in patients with metastatic urothelial carcinoma Open
Background We elucidated the efficacy of gut microbiome–altering drugs on pembrolizumab efficacy in patients with metastatic urothelial carcinoma (mUC). Methods Clinical data were analyzed retrospectively from 135 mUC patients who received…
View article: Quantitative analysis of calcium oxalate monohydrate and dihydrate for elucidating the formation mechanism of calcium oxalate kidney stones
Quantitative analysis of calcium oxalate monohydrate and dihydrate for elucidating the formation mechanism of calcium oxalate kidney stones Open
We aimed to identify and quantitatively analyze calcium oxalate (CaOx) kidney stones on the order of micrometers, with a focus on the quantitative identification of calcium oxalate monohydrate (COM) and dihydrate (COD). Fourier Transform I…
View article: A Randomized, Single-Blind Clinical Trial Comparing Robotic-Assisted Fluoroscopic-Guided with Ultrasound-Guided Renal Access for Percutaneous Nephrolithotomy
A Randomized, Single-Blind Clinical Trial Comparing Robotic-Assisted Fluoroscopic-Guided with Ultrasound-Guided Renal Access for Percutaneous Nephrolithotomy Open
RAF renal access in mini-PCNL may have further potential applications in this field.
View article: Factors Associated with Microdamage to Single-Use Flexible Ureteroscope: Prospective Ex Vivo Post-Use Analysis
Factors Associated with Microdamage to Single-Use Flexible Ureteroscope: Prospective Ex Vivo Post-Use Analysis Open
This prospective ex vivo study investigated microdamage to single-use flexible ureteroscopes (fURS) after ureteroscopy and endoscopic combined intrarenal surgery (ECIRS). The performance of 30 WiScope devices (OTU Medical, San Jose, CA, US…
View article: Assessment of prognostic factors in previously treated Japanese patients with metastatic renal cell carcinoma who received nivolumab: An observational multi‑institute study
Assessment of prognostic factors in previously treated Japanese patients with metastatic renal cell carcinoma who received nivolumab: An observational multi‑institute study Open
The aim of the present study was to evaluate the prognosis of Japanese patients with metastatic renal cell carcinoma (mRCC) receiving nivolumab and to identify factors predicting the overall survival (OS) in this cohort of patients. This s…
View article: A novel approach in creating nephrostomy using a double-lumen access sheath during endoscopic combined intrarenal surgery
A novel approach in creating nephrostomy using a double-lumen access sheath during endoscopic combined intrarenal surgery Open
Using an i-UAS as a dilator and a double-lumen catheter to insert a safety guidewire during ECIRS is a convenient and safe technical method for creating a nephrostomy tract that can reduce the operative time.
View article: MP07-05 THE MECHANISM OF KIDNEY STONE SUPPRESSION BY PROLINE HYDROXYLASE INHIBITOR ADMINISTRATION
MP07-05 THE MECHANISM OF KIDNEY STONE SUPPRESSION BY PROLINE HYDROXYLASE INHIBITOR ADMINISTRATION Open
You have accessJournal of UrologyStone Disease: Basic Research & Pathophysiology (MP07)1 Sep 2021MP07-05 THE MECHANISM OF KIDNEY STONE SUPPRESSION BY PROLINE HYDROXYLASE INHIBITOR ADMINISTRATION Kengo Kawase, Shuzo Hamamoto, Tatsuya Hattor…
View article: MP07-04 STONE FORMATION BY ANALYSIS OF UROFLOW DYNAMICS IN THE RENAL PELVIS
MP07-04 STONE FORMATION BY ANALYSIS OF UROFLOW DYNAMICS IN THE RENAL PELVIS Open
You have accessJournal of UrologyStone Disease: Basic Research & Pathophysiology (MP07)1 Sep 2021MP07-04 STONE FORMATION BY ANALYSIS OF UROFLOW DYNAMICS IN THE RENAL PELVIS Kengo Kawase, Shuzo Hamamoto, Shota Hattori, Ryosuke chaya, Tomoki…
View article: UroVysion fluorescence in situ hybridization in urothelial carcinoma: a narrative review and future perspectives
UroVysion fluorescence in situ hybridization in urothelial carcinoma: a narrative review and future perspectives Open
The number of patients with urothelial carcinoma (UC) is high, with a corresponding demand for detecting UC easily and non-invasively. Cystoscopy and urine cytology, with widely known diagnostic accuracies, are the gold standards for ident…
View article: Frequency of pre-treatment may not increase the immune-related adverse events of RCC patients treated with nivolumab
Frequency of pre-treatment may not increase the immune-related adverse events of RCC patients treated with nivolumab Open
Nivolumab has shown good prognosis in renal cell carcinoma (RCC) patients previously treated with targeted therapy. We aimed to study irAE (immune-related adverse event) due to nivolumab and numbers of previous treatment lines in RCC patie…
View article: Systematic Review and Meta-Analysis of In Vitro Anti-Human Cancer Experiments Investigating the Use of 5-Aminolevulinic Acid (5-ALA) for Photodynamic Therapy
Systematic Review and Meta-Analysis of In Vitro Anti-Human Cancer Experiments Investigating the Use of 5-Aminolevulinic Acid (5-ALA) for Photodynamic Therapy Open
5-Aminolevulinic acid (5-ALA) is an amino acid derivative and a precursor of protoporphyrin IX (PpIX). The photophysical feature of PpIX is clinically used in photodynamic diagnosis (PDD) and photodynamic therapy (PDT). These clinical appl…
View article: Comparison of antegrade and retrograde ureterolithotripsy for proximal ureteral stones: a systematic review and meta-analysis
Comparison of antegrade and retrograde ureterolithotripsy for proximal ureteral stones: a systematic review and meta-analysis Open
Despite the heterogeneity of data and bias limitations, this latest evidence reflects real practice data, which may be useful for decision making.
View article: Robot-Assisted Radical Cystectomy for Pediatric Bladder Rhabdomyosarcoma
Robot-Assisted Radical Cystectomy for Pediatric Bladder Rhabdomyosarcoma Open
Background: The standard treatments for muscle-invasive bladder cancer with no metastasis are total cystectomy and urinary diversion. Although robot-assisted radical cystectomy (RARC) was covered from April 2018 by the Japanese National He…
View article: Low bone mineral density is a potential risk factor for symptom onset and related with hypocitraturia in urolithiasis patients: A single-center retrospective cohort study
Low bone mineral density is a potential risk factor for symptom onset and related with hypocitraturia in urolithiasis patients: A single-center retrospective cohort study Open
Background: Patients with urolithiasis have a lower bone mineral density (BMD) than those without stones, suggesting a potential correlation between calcium stone formation and bone resorption disorders, including osteopenia and osteoporos…
View article: Low bone mineral density is a potential risk factor for symptom onset and related with hypocitraturia in urolithiasis patients: A single-center retrospective cohort study
Low bone mineral density is a potential risk factor for symptom onset and related with hypocitraturia in urolithiasis patients: A single-center retrospective cohort study Open
Background Patients with urolithiasis have a lower bone mineral density (BMD) than those without stones, suggesting a potential correlation between calcium stone formation and bone resorption disorders, including osteopenia and osteoporosi…
View article: Failure of endoscopic management of ureteral strictures is due to ureteroscopic lithotripsy as a cause and longer length of stricture
Failure of endoscopic management of ureteral strictures is due to ureteroscopic lithotripsy as a cause and longer length of stricture Open
Background Ureteroscopic lithotripsy is a common treatment for middle and lower ureteral stones. Although effective and minimally invasive, this technique might cause significant complications, including postoperative ureteral strictures, …
View article: Prognostic Stratification of the IMDC Intermediate Risk Group After Treatment With First-line Molecular-targeted Therapy for Metastatic Renal Cell Carcinoma
Prognostic Stratification of the IMDC Intermediate Risk Group After Treatment With First-line Molecular-targeted Therapy for Metastatic Renal Cell Carcinoma Open
The novel stratification presented in this study could be a useful tool for further prognostication of patients with mRCC classified into the intermediate risk group according to the IMDC model after first-line molecular-targeted therapy.
View article: Low Bone Mineral Density is a Potential Risk Factor for Symptom Onset and Related with Hypocitraturia in Urolithiasis Patients: A Single-Center Retrospective Cohort Study
Low Bone Mineral Density is a Potential Risk Factor for Symptom Onset and Related with Hypocitraturia in Urolithiasis Patients: A Single-Center Retrospective Cohort Study Open
Background: Patients with urolithiasis have a lower bone mineral density (BMD) than those without stones, suggesting a potential correlation between calcium stone formation and bone resorption disorders, including osteopenia and osteoporos…