Search results for: Eiji Kikuchi

Items from 1 to 20 out of 343 results

article

J‐AVENUE: A retrospective, real‐world study evaluating patient characteristics and outcomes in patients with advanced urothelial carcinoma treated with avelumab first‐line maintenance therapy in Japan

Eiji Kikuchi, Nozomi Hayakawa, Masashi Nakayama, Masahiro Uno, more

International Journal of Urology > 31 > 8 > 859 - 867

Objectives The JAVELIN Bladder 100 phase 3 trial showed that avelumab first‐line maintenance + best supportive care significantly prolonged overall survival and progression‐free survival versus best supportive care alone in patients with advanced urothelial carcinoma who were progression‐free following first‐line platinum‐based chemotherapy. We report findings from J‐AVENUE (NCT05431777), a real‐world...

article

Editorial Comment on “Effectiveness of adjuvant chemotherapy for patients who undergo radical cystectomy without neoadjuvant chemotherapy: A retrospective cohort study of 115 advanced bladder cancer patients with pathological lymph node classification”

Nozomi Hayakawa, Eiji Kikuchi

International Journal of Urology > 31 > 7 > 793 - 794

article

Editorial comment to “The clinical impact of ureteroscopy for upper tract urothelial carcinoma: A multicenter study”

Nozomi Hayakawa, Eiji Kikuchi

International Journal of Urology > 31 > 4 > 402 - 403

article

Summary of the Clinical Practice Guidelines for Upper Tract Urothelial Carcinoma 2023 by the Japanese Urological Association

Kazuyuki Mori, Shingo Hatakeyama, Hideki Enokida, Hideaki Miyake, more

International Journal of Urology > 31 > 3 > 194 - 207

This article is an English translation of the Clinical Practice Guidelines for Upper Tract Urothelial Carcinoma (2nd edition) published in June 2023. The Japanese Urological Association's (JUA) Guidelines Committee on Upper Tract Urothelial Carcinoma (UTUC) created a 2023 update guideline to support clinicians' current evidence‐based management of UTUC and to incorporate its recommendations into clinical...

article

Risk stratification and management of non‐muscle‐invasive bladder cancer: A physician survey in six Asia‐Pacific territories

Ja Hyeon Ku, Lui Shiong Lee, Tzu‐Ping Lin, Eiji Kikuchi, more

International Journal of Urology > 31 > 1 > 64 - 71

Objectives Multiple clinical practice guidelines, conflicting evidence, and physician perceptions result in variations in risk stratification among patients with non‐muscle‐invasive bladder cancer (NMIBC). This study aims to describe the extent of this variation and its impact on management approaches in the Asia‐Pacific region. Methods We conducted a cross‐sectional survey involving 32 urologists...

article

Controversies in terminology associated with management of BCG‐unresponsive NMIBC in Asia‐Pacific

Eiji Kikuchi, Chi‐Fai Ng, Hiroshi Kitamura, Ja Hyeon Ku, more

International Journal of Urology > 31 > 1 > 32 - 38

Objectives Examine the understanding of terminologies and management patterns of bacillus Calmette‐Guérin (BCG)‐unresponsive nonmuscle invasive bladder cancer (NMIBC) in six territories in Asia‐Pacific. Methods This study involved two phases: (1) a survey with 32 urologists and 7 medical oncologists (MOs) and (2) a factorial experiment and in‐depth interviews with 23 urologists and 2 MOs. All clinicians...

article

Editorial Comment to “Improving compliance with guidelines may lead to favorable clinical outcomes for patients with non‐muscle‐invasive bladder cancer: A retrospective multicenter study”

Eiji Kikuchi, Nozomi Hayakawa

International Journal of Urology > 30 > 12 > 1163 - 1164

article

Editorial Comment to “The poor antitumor effect of pembrolizumab in advanced upper urothelial carcinoma with renal parenchymal invasion”

Eiji Kikuchi, Nozomi Hayakawa

International Journal of Urology > 30 > 9 > 786 - 787

article

Real‐world treatment patterns and clinical outcomes of Japanese patients with non‐muscle invasive bladder cancer receiving intravesical bacillus Calmette–Guérin treatment

Makito Miyake, Eiji Kikuchi, Kenta Shinozaki, Yi Piao, more

International Journal of Urology > 29 > 10 > 1120 - 1129

Objectives To investigate current patterns and outcomes of intravesical bacillus Calmette–Guérin treatment in Japanese patients with bladder cancer, including the proportion of patients completing induction therapy, and time to subsequent treatments. Methods This retrospective cohort study utilized administrative claims data from the Medical Data Vision Co., Ltd. database to identify patients with...

article

Editorial Comment from Dr Hayakawa and Dr Kikuchi to Bladder cancer prospective cohort study on high‐risk non‐muscle invasive bladder cancer after photodynamic diagnosis‐assisted transurethral resection of the bladder tumor (BRIGHT study)

Nozomi Hayakawa, Eiji Kikuchi

International Journal of Urology > 29 > 7 > 639 - 640

article

Editorial Comment to Incidence and location of perioperative deep vein thrombosis in patients with bladder cancer undergoing radical cystectomy

Nozomi Hayakawa, Eiji Kikuchi

International Journal of Urology > 29 > 3 > 264 - 265

article

Editorial Comment to Effect of optimal neoadjuvant chemotherapy on oncological outcomes of locally advanced bladder cancer with laparoscopic radical cystectomy: A matched‐pair analysis in a multicenter cohort

Nozomi Hayakawa, Eiji Kikuchi

International Journal of Urology > 28 > 6 > 664 - 664

article

Editorial Comment to Prognostic impact of non‐urothelial carcinoma of the upper urinary tract: Analysis of hospital‐based cancer registry data in Japan

Nozomi Hayakawa, Eiji Kikuchi

International Journal of Urology > 28 > 1 > 60 - 61

article

Relationship between radiation doses and erectile function deterioration in patients with localized prostate cancer treated with permanent prostate brachytherapy

Keisuke Shigeta, Eiji Kikuchi, Masashi Matsushima, Koichiro Ogihara, more

International Journal of Urology > 27 > 12 > 1087 - 1093

Objectives To investigate the relationship between radiation doses in prostate brachytherapy and deterioration of erectile function in patients with localized prostate cancer. Methods A longitudinal survey study was carried out among 261 prostate cancer patients who received prostate brachytherapy. A total of 48 patients were potent at baseline and they did not receive any supplemental therapy...

article

Clinical Practice Guidelines for Bladder Cancer 2019 update by the Japanese Urological Association: Summary of the revision

Hiroaki Matsumoto, Koji Shiraishi, Haruhito Azuma, Keiji Inoue, more

International Journal of Urology > 27 > 9 > 702 - 709

Objectives Despite just a 4‐year interval from the last version (2015) of the Clinical Practice Guidelines for Bladder Cancer, several dramatic paradigm shifts have occurred in the latest clinical practice regarding both the diagnosis and treatment of bladder cancer. Herein, we updated the 2019 version of the Clinical Practice Guidelines for Bladder Cancer under the instruction of the Japanese Urological...

article

Umbilical closure using 2‐octyl cyanoacrylate in transumbilical laparoscopic adrenalectomy: A randomized controlled trial

Keishiro Fukumoto, Akira Miyajima, Kazuhiro Matsumoto, Hiroaki Kobayashi, more

International Journal of Urology > 27 > 8 > 670 - 675

Objectives To evaluate postoperative pain and esthetic outcomes in patients undergoing transumbilical laparoscopic adrenalectomy with wound closure using 2‐octyl cyanoacrylate. Methods A total of 26 patients who underwent laparoscopic adrenalectomy with the transumbilical approach and agreed to participate in this study were included. Patients were randomly divided into two groups: the 2‐octyl...

article

Appropriate timing for a biochemical evaluation after adrenalectomy for unilateral aldosterone‐producing adenoma

Kimiharu Takamatsu, Toshikazu Takeda, Seiya Hattori, Nobuyuki Tanaka, more

Clinical Endocrinology > 92 > 6 > 503 - 508

Context The oversecretion of plasma aldosterone by unilateral aldosterone‐producing adenoma (APA) can be cured by adrenalectomy. However, the time needed for the endocrine environment to normalize remains unclear. Objective To clarify adequate timing for a biochemical evaluation in unilateral APA patients after adrenalectomy. Design and patients A total of 166 unilateral APA patients were retrospectively...

article

Clinical Practice Guidelines for Bladder Cancer 2019 edition by the Japanese Urological Association: Revision working position paper

Hiroaki Matsumoto, Koji Shiraishi, Haruhito Azuma, Keiji Inoue, more

International Journal of Urology > 27 > 5 > 362 - 368

The Clinical Practice Guidelines for Bladder Cancer edited by the Japanese Urological Association were first published in 2009 and a revised edition was released in 2015. Four years has passed since the 2015 edition, and the clinical practice environment surrounding bladder cancer has drastically changed during that time. The main changes include: (i) insurance coverage of a new diagnostic method...

article

Bacillus Calmette–Guérin‐unresponsive non‐muscle‐invasive bladder cancer: Its definition and future therapeutic strategies

Eiji Kikuchi, Nozomi Hayakawa, Keishiro Fukumoto, Keisuke Shigeta, more

International Journal of Urology > 27 > 2 > 108 - 116

Bacillus Calmette–Guérin induction with or without maintenance is the gold standard therapy for intermediate‐/high‐risk non‐muscle‐invasive bladder cancer; however, one‐third of patients treated with adequate bacillus Calmette–Guérin therapy do not achieve sufficient responses, and this is referred to as “bacillus Calmette–Guérin failure.” The term, bacillus Calmette–Guérin failure, is ambiguous and...

article

Is transperitoneal laparoscopic radical nephrectomy suitable for patients with a history of abdominal surgery?

Yoshinori Yanai, Toshikazu Takeda, Akira Miyajima, Kazuhiro Matsumoto, more

Asian Journal of Endoscopic Surgery > 12 > 4 > 429 - 433

Introduction Laparoscopic radical nephrectomy is the gold standard for treatment of renal cell carcinoma. However, previous abdominal surgery is generally regarded as a contraindication to the laparoscopic approach because it causes intraperitoneal adhesions, which are thought to interfere with subsequent laparoscopic procedures inside the abdominal cavity. Few studies have examined the influence...

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INFONA - science communication portal

Search results for: Eiji Kikuchi

J‐AVENUE: A retrospective, real‐world study evaluating patient characteristics and outcomes in patients with advanced urothelial carcinoma treated with avelumab first‐line maintenance therapy in Japan

Editorial Comment on “Effectiveness of adjuvant chemotherapy for patients who undergo radical cystectomy without neoadjuvant chemotherapy: A retrospective cohort study of 115 advanced bladder cancer patients with pathological lymph node classification”

Editorial comment to “The clinical impact of ureteroscopy for upper tract urothelial carcinoma: A multicenter study”

Summary of the Clinical Practice Guidelines for Upper Tract Urothelial Carcinoma 2023 by the Japanese Urological Association

Risk stratification and management of non‐muscle‐invasive bladder cancer: A physician survey in six Asia‐Pacific territories

Controversies in terminology associated with management of BCG‐unresponsive NMIBC in Asia‐Pacific

Editorial Comment to “Improving compliance with guidelines may lead to favorable clinical outcomes for patients with non‐muscle‐invasive bladder cancer: A retrospective multicenter study”

Editorial Comment to “The poor antitumor effect of pembrolizumab in advanced upper urothelial carcinoma with renal parenchymal invasion”

Real‐world treatment patterns and clinical outcomes of Japanese patients with non‐muscle invasive bladder cancer receiving intravesical bacillus Calmette–Guérin treatment

Editorial Comment from Dr Hayakawa and Dr Kikuchi to Bladder cancer prospective cohort study on high‐risk non‐muscle invasive bladder cancer after photodynamic diagnosis‐assisted transurethral resection of the bladder tumor (BRIGHT study)

Editorial Comment to Incidence and location of perioperative deep vein thrombosis in patients with bladder cancer undergoing radical cystectomy

Editorial Comment to Effect of optimal neoadjuvant chemotherapy on oncological outcomes of locally advanced bladder cancer with laparoscopic radical cystectomy: A matched‐pair analysis in a multicenter cohort

Editorial Comment to Prognostic impact of non‐urothelial carcinoma of the upper urinary tract: Analysis of hospital‐based cancer registry data in Japan

Relationship between radiation doses and erectile function deterioration in patients with localized prostate cancer treated with permanent prostate brachytherapy

Clinical Practice Guidelines for Bladder Cancer 2019 update by the Japanese Urological Association: Summary of the revision

Umbilical closure using 2‐octyl cyanoacrylate in transumbilical laparoscopic adrenalectomy: A randomized controlled trial

Appropriate timing for a biochemical evaluation after adrenalectomy for unilateral aldosterone‐producing adenoma

Clinical Practice Guidelines for Bladder Cancer 2019 edition by the Japanese Urological Association: Revision working position paper

Bacillus Calmette–Guérin‐unresponsive non‐muscle‐invasive bladder cancer: Its definition and future therapeutic strategies

Is transperitoneal laparoscopic radical nephrectomy suitable for patients with a history of abdominal surgery?

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