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Kazumasa Matsumoto · SciRah

Researcher profile · Semantic Scholar

Kazumasa Matsumoto

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Kazumasa Matsumoto — researcher profile on SciRah

h-index: 45
Works: 323
Citations: 7,050

Most-cited papers

Conditional survival after radical nephroureterectomy for upper tract carcinoma.
G. Ploussard, E. Xylinas, Y. Lotan, G. Novara +16 more
2015European Urology93 citations
Semantic Scholar
Single-agent Taxane Versus Taxane-containing Combination Chemotherapy as Salvage Therapy for Advanced Urothelial Carcinoma.
G. Sonpavde, G. Pond, T. Choueiri, S. Mullane +11 more
2016European Urology64 citations
Semantic Scholar
Incidence and survival outcomes in patients with upper urinary tract urothelial carcinoma diagnosed with variant histology and treated with nephroureterectomy
S. Zamboni, B. Foerster, M. Abufaraj, T. Seisen +24 more
2019BJU International52 citations Open access
Semantic Scholar
An Open-Label, Randomized Phase II Trial of Personalized Peptide Vaccination in Patients with Bladder Cancer that Progressed after Platinum-Based Chemotherapy
M. Noguchi, Kazumasa Matsumoto, H. Uemura, G. Arai +13 more
2015Clinical Cancer Research50 citations Open access
Semantic Scholar
Trends of lymphadenectomy in upper tract urothelial carcinoma (UTUC) patients treated with radical nephroureterectomy
M. Moschini, B. Foerster, M. Abufaraj, F. Soria +19 more
2017World journal of urology49 citations Open access
Semantic Scholar
Clinical Outcomes of Perioperative Chemotherapy in Patients With Locally Advanced Penile Squamous-Cell Carcinoma: Results of a Multicenter Analysis
A. Necchi, G. Pond, D. Raggi, S. Ottenhof +24 more
2017Clinical Genitourinary Cancer46 citations Open access
Semantic Scholar
Robot-assisted laparoscopic radical cystectomy is a safe and effective procedure for patients with bladder cancer compared to laparoscopic and open surgery: Perioperative outcomes of a single-center experience.
Kazumasa Matsumoto, K. Tabata, T. Hirayama, S. Shimura +4 more
2017Asian Journal of Surgery37 citations Open access
Semantic Scholar
Recovery of serum testosterone following neoadjuvant and adjuvant androgen deprivation therapy in men treated with prostate brachytherapy.
H. Tsumura, T. Satoh, H. Ishiyama, Shuhei Hirano +8 more
2015World Journal of Radiology31 citations Open access
Semantic Scholar
Diagnostic Potential of Circulating Tumor Cells, Urinary MicroRNA, and Urinary Cell-Free DNA for Bladder Cancer: A Review
D. Koguchi, Kazumasa Matsumoto, I. Shiba, Takahiro Harano +6 more
2022International Journal of Molecular Sciences29 citations Open access
Semantic Scholar
Non-maintenance intravesical Bacillus Calmette–Guérin induction therapy with eight doses in patients with high- or highest-risk non-muscle invasive bladder cancer: a retrospective non-randomized comparative study
M. Miyake, Kota Iida, N. Nishimura, Tatsuki Miyamoto +21 more
2021BMC Cancer28 citations Open access
Semantic Scholar
Mixed 20-peptide cancer vaccine in combination with docetaxel and dexamethasone for castration-resistant prostate cancer: a randomized phase II trial
M. Noguchi, G. Arai, S. Egawa, C. Ohyama +12 more
2020Cancer Immunology and Immunotherapy27 citations Open access
Semantic Scholar
Improvement in Renal Function and Symptoms of Patients Treated with Laparoscopic Pyeloplasty for Ureteropelvic Junction Obstruction with Less Than 20% Split Renal Function
M. Nishi, Kazumasa Matsumoto, T. Fujita, M. Iwamura
2016Journal of endourology26 citations
Semantic Scholar
Pembrolizumab for treating advanced urothelial carcinoma in patients with impaired performance status: Analysis of a Japanese nationwide cohort
Katsuhiro Ito, Takashi Kobayashi, T. Kojima, Kensuke Hikami +22 more
2021Cancer Medicine23 citations Open access
Semantic Scholar
Phase I trial of a cancer vaccine consisting of 20 mixed peptides in patients with castration-resistant prostate cancer: dose-related immune boosting and suppression
M. Noguchi, G. Arai, Kazumasa Matsumoto, S. Naito +8 more
2015Cancer Immunology and Immunotherapy23 citations
Semantic Scholar
Impact of the objective response to and number of cycles of platinum‐based first‐line chemotherapy for metastatic urothelial carcinoma on overall survival of patients treated with pembrolizumab
Minoru Kato, Takashi Kobayashi, Y. Matsui, Katsuhiro Ito +25 more
2021International journal of urology21 citations
Semantic Scholar
Prognostic value of prior history of urothelial carcinoma of the bladder in patients with upper urinary tract urothelial carcinoma: results from a retrospective multicenter study
P. Nuhn, G. Novara, C. Seitz, Amit K. Gupta +11 more
2015World journal of urology21 citations
Semantic Scholar
Selected High‐Risk Patients With Upper Tract Urothelial Carcinoma Treated With Radical Nephroureterectomy for Adjuvant Chemotherapy: A Multi‐Institutional Retrospective Study
M. Ikeda, Kazumasa Matsumoto, T. Hirayama, D. Koguchi +7 more
2017Clinical Genitourinary Cancer19 citations
Semantic Scholar
The third national Japanese antimicrobial susceptibility pattern surveillance program: Bacterial isolates from complicated urinary tract infection patients.
K. Kobayashi, Shingo Yamamoto, Satoshi Takahashi, Kiyohito Ishikawa +57 more
2020Journal of Infection and Chemotherapy18 citations
Semantic Scholar
Frequency and prognostic significance of incidental prostate cancer at radical cystectomy: Results from an international retrospective study.
R. Malte, L. Kluth, D. Kaushik, S. Boorjian +17 more
2017European Journal of Surgical Oncology18 citations
Semantic Scholar
Effect of Lymphadenectomy During Radical Nephroureterectomy in Locally Advanced Upper Tract Urothelial Carcinoma
M. Ikeda, Kazumasa Matsumoto, K. Sakaguchi, D. Ishii +5 more
2017Clinical Genitourinary Cancer16 citations
Semantic Scholar
Third nationwide surveillance of bacterial pathogens in patients with acute uncomplicated cystitis conducted by the Japanese surveillance committee during 2020 and 2021: Antimicrobial susceptibility of Escherichia coli, Klebsiella pneumoniae, and Staphylococcus saprophyticus.
K. Wada, Ichiro Tsuboi, Satoshi Takahashi, Mitsuru Yasuda +56 more
2024Journal of Infection and Chemotherapy15 citations
Semantic Scholar
Immune‐related adverse events in urothelial cancer patients: Adjustment for immortal time bias
Hikari Otsuka, Y. Kita, Katsuhiro Ito, Takeshi Sano +15 more
2022Cancer Science13 citations Open access
Semantic Scholar
Prognostic Impact of AHNAK2 Expression in Patients Treated with Radical Cystectomy
D. Koguchi, Kazumasa Matsumoto, Y. Shimizu, M. Kobayashi +4 more
2021Cancers13 citations Open access
Semantic Scholar
Peri-operative efficacy and long-term survival benefit of robotic-assisted radical cystectomy in septuagenarian patients compared with younger patients: a nationwide multi-institutional study in Japan
H. Iwamoto, Shuichi Morizane, T. Koie, R. Shiroki +9 more
2019International Journal of Clinical Oncology12 citations
Semantic Scholar
Analysis of Autoantibodies Related to Tumor Progression in Sera from Patients with High-grade Non-muscle-invasive Bladder Cancer.
S. Minami, Kazumasa Matsumoto, R. Nagashio, Daisuke Hagiuda +9 more
2017Anticancer Research12 citations Open access
Semantic Scholar
Electronic nose to distinguish bladder cancer by urinary odour feature: A pilot study
Kazumasa Matsumoto, Yasukiyo Murakami, Y. Shimizu, T. Hirayama +2 more
2020Cancer Biomarkers11 citations Open access
Semantic Scholar
Inhibition of placental growth factor in renal cell carcinoma.
Hideharu Bessho, B. Wong, Dan Huang, E. Y. Siew +7 more
2015Anticancer Research11 citations
Semantic Scholar
High HNRNPA3 expression is associated with lymph node metastasis and poor prognosis in patients treated with radical cystectomy.
Noriyuki Amano, Kazumasa Matsumoto, Y. Shimizu, Marie Nakamura +4 more
2020Urologic oncology10 citations
Semantic Scholar
Efficacy and safety of sunitinib in elderly patients with advanced renal cell carcinoma.
T. Fujita, T. Hirayama, D. Ishii, Kazumasa Matsumoto +2 more
2018Molecular and clinical oncology10 citations Open access
Semantic Scholar
Laparoscopic Retroperitoneal Nephroureterectomy is a Safe and Adherent Modality for Obese Patients with Upper Urinary Tract Urothelial Carcinoma.
Kazumasa Matsumoto, T. Hirayama, Kentarou Kobayashi, S. Hirano +5 more
2015Asian Pacific Journal of Cancer Prevention10 citations Open access
Semantic Scholar
Impact of maintenance therapy using a half dose of the bacillus Calmette–Guérin Tokyo strain on recurrence of intermediate and high-risk nonmuscle invasive bladder cancer: a retrospective single-center study
D. Koguchi, Kazumasa Matsumoto, T. Hirayama, Shigetaka Moroo +4 more
2020BMC Urology9 citations Open access
Semantic Scholar
Impact of body mass index on the oncological outcomes of patients with upper and lower urinary tract cancers treated with radical surgery: A multi‐institutional retrospective study
Yasukiyo Murakami, Kazumasa Matsumoto, M. Ikeda, T. Utsunomiya +7 more
2018Asia-Pacific Journal of Clinical Oncology9 citations
Semantic Scholar
Overall prognostic impact of C-reactive protein level in patients with metastatic renal cell carcinoma treated with sorafenib
T. Fujita, M. Nishi, K. Tabata, Kazumasa Matsumoto +2 more
2016Anti-Cancer Drugs9 citations
Semantic Scholar
Second-Line Chemotherapy for Metastatic Urothelial Carcinoma: Importance of Lymph Node-Only Metastasis as a Prognostic Factor and Construction of a Prognostic Model.
S. Salah, Jae-Lyun Lee, A. Rozzi, H. Kitamura +7 more
2016Clinical Genitourinary Cancer9 citations
Semantic Scholar
Expression of Membranous CD155 Is Associated with Aggressive Phenotypes and a Poor Prognosis in Patients with Bladder Cancer
K. Mori, Kazumasa Matsumoto, Noriyuki Amano, D. Koguchi +6 more
2022Cancers8 citations Open access
Semantic Scholar
Histologic variants associated with biological aggressiveness and poor prognosis in patients treated with radical cystectomy
D. Koguchi, Kazumasa Matsumoto, M. Ikeda, Y. Taoka +7 more
2019Japanese Journal of Clinical Oncology8 citations
Semantic Scholar
Real‐world treatment patterns and oncological outcomes in early relapse and refractory disease after bacillus Calmette‐Guérin failure in non‐muscle‐invasive bladder cancer
Yasukiyo Murakami, Kazumasa Matsumoto, M. Miyake, Noriyuki Amano +16 more
2022International journal of urology7 citations
Semantic Scholar
Oncologic Outcomes of Salvage Chemotherapy in Patients with Recurrent or Metastatic Lesions after Radical Nephroureterectomy: A Multi-Institutional Retrospective Study
M. Ikeda, Kazumasa Matsumoto, T. Hirayama, D. Koguchi +7 more
2020Chemotherapy7 citations Open access
Semantic Scholar
Impact of histologic variants on the oncological outcomes of patients with upper urinary tract cancers treated with radical surgery: a multi-institutional retrospective study
Yasukiyo Murakami, Kazumasa Matsumoto, M. Ikeda, T. Hirayama +7 more
2019International Journal of Clinical Oncology7 citations
Semantic Scholar
Prognostic Model for Predicting Survival in Patients with Disease Recurrence Following Radical Cystectomy.
L. Kluth, E. Xylinas, M. Rieken, M. Kent +30 more
2015European Urology Focus7 citations Open access
Semantic Scholar
Real-world data on the comprehensive genetic profiling test for Japanese patients with metastatic castration-resistant prostate cancer.
D. Koguchi, H. Tsumura, K. Tabata, S. Shimura +7 more
2024Japanese Journal of Clinical Oncology6 citations
Semantic Scholar
The third nationwide surveillance of antimicrobial susceptibility against Neisseria gonorrhoeae from male urethritis in Japan, 2016-2017.
M. Yasuda, Satoshi Takahashi, J. Miyazaki, K. Wada +52 more
2023Journal of Infection and Chemotherapy6 citations
Semantic Scholar
Subsequent Upper Urinary Tract Carcinoma Related to Worse Survival in Patients Treated with BCG
K. Numakura, M. Miyake, Mizuki Kobayashi, Y. Muto +19 more
2023Cancers6 citations Open access
Semantic Scholar
Efficacy of Intravesical Instillation Therapy with Low-Dose Tokyo-172 Bacillus Calmette-Guérin to Prevent Recurrence of Non-Muscle-Invasive Bladder Cancer and Treat Carcinoma in situ: A Multi-Institutional Retrospective Study
T. Tachibana, M. Ikeda, S. Shimura, Noriyuki Amano +9 more
2023Urologia internationalis6 citations Open access
Semantic Scholar
PD-L1 expression in tumor-infiltrating lymphocytes (TILs) as an independent predictor of prognosis in patients with pN0 bladder cancer undergoing radical cystectomy.
Yasukiyo Murakami, Kazumasa Matsumoto, Y. Shimizu, M. Ikeda +5 more
2020Urologic oncology6 citations
Semantic Scholar
Investigation of estimated glomerular filtration rate and its perioperative change in patients with upper urinary tract urothelial carcinoma: A multi‐institutional retrospective study
D. Koguchi, Kazumasa Matsumoto, M. Ikeda, Y. Taoka +7 more
2018Asia-Pacific Journal of Clinical Oncology6 citations
Semantic Scholar
Incremental Expression of 14-3-3 Protein Beta/Alpha in Urine Correlates with Advanced Stage and Poor Survival in Patients with Clear Cell Renal Cell Carcinoma.
S. Kaneko, Kazumasa Matsumoto, Satoru Minamida, T. Hirayama +3 more
2016Asian Pacific Journal of Cancer Prevention6 citations Open access
Semantic Scholar
Expression of S100A16 Is Associated with Biological Aggressiveness and Poor Prognosis in Patients with Bladder Cancer Who Underwent Radical Cystectomy
Hiroki Katsumata, Kazumasa Matsumoto, Kengo Yanagita, Y. Shimizu +6 more
2023International Journal of Molecular Sciences5 citations Open access
Semantic Scholar
Patients with Non-Muscle-Invasive Bladder Cancer Previously Treated with Nephroureterectomy Have a High Risk of Recurrence after Bacillus Calmette-Guérin Intravesical Instillation Therapy
R. Maeyama, M. Ikeda, S. Shimura, Noriyuki Amano +9 more
2022Chemotherapy5 citations Open access
Semantic Scholar
Prognostic impact of preoperative renal function in patients treated with radical cystectomy: a multi-institutional retrospective study
D. Koguchi, Kazumasa Matsumoto, M. Ikeda, Y. Taoka +7 more
2020International Journal of Clinical Oncology5 citations
Semantic Scholar

Frequent co-authors

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M. Iwamura×28
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M. Iwamura — researcher profile on SciRah
M. Ikeda×19
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M. Ikeda — researcher profile on SciRah
D. Koguchi×15
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D. Koguchi — researcher profile on SciRah
T. Hirayama×13
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T. Hirayama — researcher profile on SciRah

Yasukiyo Murakami

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Yasukiyo Murakami — researcher profile on SciRah

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H. Kitamura — researcher profile on SciRah

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S. Shimura — researcher profile on SciRah

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T. Fujita — researcher profile on SciRah

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D. Matsuda — researcher profile on SciRah

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N. Okuno — researcher profile on SciRah

T. Utsunomiya×7

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T. Utsunomiya — researcher profile on SciRah

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Y. Taoka — researcher profile on SciRah