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The 2020 Japan Society of Gynecologic Oncology guidelines for the treatment of ovarian cancer, fallopian tube cancer, and primary peritoneal cancer.

Hideki Tokunaga, Mikio Mikami, Satoru Nagase, Yoichi Kobayashi, Tsutomu Tabata, Masanori Kaneuchi, Toyomi Satoh, Yasuyuki Hirashima, Noriomi Matsumura, Yoshihito Yokoyama, Kei Kawana, Satoru Kyo, Daisuke Aoki, Hidetaka Katabuchi,

The fifth edition of the Japan Society of Gynecologic Oncology guidelines for the treatment of ovarian cancer, fallopian tube cancer, and primary peritoneal cancer was published in 2020. The guidelines contain 6 chapters-namely, (1) overview of the guidelines; (2) epithelial ovarian cancer, fallopian tube cancer, and primary peritoneal cancer; (3) ... Read more >>

J Gynecol Oncol (Journal of gynecologic oncology)
[2021, 32(2):e49]

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Phase 2 single-arm study on the efficacy and safety of niraparib in Japanese patients with heavily pretreated, homologous recombination-deficient ovarian cancer.

Aikou Okamoto, Eiji Kondo, Toshiaki Nakamura, Satoshi Yanagida, Junzo Hamanishi, Kenichi Harano, Kosei Hasegawa, Takeshi Hirasawa, Kensuke Hori, Shinichi Komiyama, Motoki Matsuura, Hidekatsu Nakai, Hiroko Nakamura, Jun Sakata, Tsutomu Tabata, Kazuhiro Takehara, Munetaka Takekuma, Yoshihito Yokoyama, Yoichi Kase, Shuuji Sumino, Junpei Soeda, Ajit Suri, Daisuke Aoki, Toru Sugiyama,

<h4>Objective</h4>To evaluate the efficacy and safety of niraparib in Japanese women with heavily pretreated ovarian cancer.<h4>Methods</h4>This Phase 2 open-label, single-arm study enrolled Japanese women with homologous recombination deficiency-positive relapsed, high-grade serous ovarian, fallopian tube, or primary peritoneal cancer who had completed 3-4 lines of therapy. The starting dose of niraparib ... Read more >>

J Gynecol Oncol (Journal of gynecologic oncology)
[2021, 32(2):e16]

Cited: 1 time

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Clinical practice guidelines for the management of liver metastases from extrahepatic primary cancers 2021.

Masakazu Yamamoto, Masahiro Yoshida, Junji Furuse, Keiji Sano, Masayuki Ohtsuka, Shingo Yamashita, Toru Beppu, Yukio Iwashita, Keita Wada, Takako Eguchi Nakajima, Katsunori Sakamoto, Koichi Hayano, Yasuhisa Mori, Koji Asai, Ryusei Matsuyama, Teijiro Hirashita, Taizo Hibi, Nozomu Sakai, Tsutomu Tabata, Hisato Kawakami, Hiroyuki Takeda, Takuro Mizukami, Masato Ozaka, Makoto Ueno, Yoichi Naito, Naohiro Okano, Takayuki Ueno, Susumu Hijioka, Satoru Shikata, Tomohiko Ukai, Steven Strasberg, Michael G Sarr, Palepu Jagannath, Tsann-Long Hwang, Ho-Seong Han, Yoo-Seok Yoon, Hee Jung Wang, Shao-Ciao Luo, René Adam, Mariano Gimenez, Olivier Scatton, Do-Youn Oh, Tadahiro Takada,

<h4>Background</h4>Hepatectomy is standard treatment for colorectal liver metastases; however, it is unclear whether liver metastases from other primary cancers should be resected or not. The Japanese Society of Hepato-Biliary-Pancreatic Surgery therefore created clinical practice guidelines for the management of metastatic liver tumors.<h4>Methods</h4>Eight primary diseases were selected based on the number ... Read more >>

J Hepatobiliary Pancreat Sci (Journal of hepato-biliary-pancreatic sciences)
[2021, 28(1):1-25]

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Impact of lymphadenectomy on the treatment of endometrial cancer using data from the JSOG cancer registry.

Keiko Saotome, Wataru Yamagami, Hiroko Machida, Yasuhiko Ebina, Yoichi Kobayashi, Tsutomu Tabata, Masanori Kaneuchi, Satoru Nagase, Takayuki Enomoto, Daisuke Aoki, Mikio Mikami,

<h4>Objective</h4>Regional lymph node (LN) dissection is a standard surgical procedure for endometrial cancer, but there is currently no clear consensus on its therapeutic significance. We aimed to determine the impact of regional LN dissection on the outcome of endometrial cancer.<h4>Methods</h4>Study subjects comprised 36,813 patients who were registered in the gynecological ... Read more >>

Obstet Gynecol Sci (Obstetrics & gynecology science)
[2021, 64(1):80-89]

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Randomized phase III trial comparing pegylated liposomal doxorubicin (PLD) at 50 mg/m² versus 40 mg/m² in patients with platinum-refractory and -resistant ovarian carcinoma: the JGOG 3018 Trial.

Takashi Motohashi, Akira Yabuno, Hiroshi Michimae, Tetsuro Ohishi, Miwa Nonaka, Masashi Takano, Shin Nishio, Hiroyuki Fujiwara, Keiichi Fujiwara, Eiji Kondo, Toru Sugiyama, Tsutomu Tabata,

<h4>Objective</h4>The standard dose for pegylated liposomal doxorubicin (PLD) is 50 mg/m² every 4 weeks. While 40 mg/m² has recently been used in clinical practice, evidence supporting this use remains lacking.<h4>Methods</h4>This phase III randomized, non-inferiority study compared progression-free survival (PFS) for patients with platinum-resistant ovarian carcinoma between an experimental arm (40 ... Read more >>

J Gynecol Oncol (Journal of gynecologic oncology)
[2021, 32(1):e9]

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A Case of Unsuspected Low-grade Endometrial Stromal Sarcoma Successfully Treated with Two Minimally Invasive Surgeries.

Akira Nakabayashi, Kensuke Odaira, Yu Horibe, Toshiyuki Kanno, Yoshika Akizawa, Tsutomu Tabata,

It is relatively uncommon to treat patients with a preoperative diagnosis of benign leiomyoma that is then unexpectedly rediagnosed as malignant in postoperative histology. We report the case of a 55-year-old woman with low-grade endometrial stromal sarcoma who had been diagnosed as having uterine leiomyoma with myxoid degeneration by preoperative ... Read more >>

Gynecol Minim Invasive Ther (Gynecology and minimally invasive therapy)
[2020, 9(4):237-240]

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The post-progression survival of patients with recurrent or persistent ovarian clear cell carcinoma: results from a randomized phase III study in JGOG3017/GCIG.

Eiji Kondo, Tsutomu Tabata, Nao Suzuki, Daisuke Aoki, Hideaki Yahata, Yoshio Kotera, Osamu Tokuyama, Keiichi Fujiwara, Eizo Kimura, Fumitoshi Terauchi, Toshiyuki Sumi, Aikou Okamoto, Nobuo Yaegashi, Takayuki Enomoto, Toru Sugiyama,

<h4>Objective</h4>In this study we sought to investigate the clinical factors that affect post-progression survival (PPS) in patients with recurrent or persistent clear cell carcinoma (CCC). We utilized the JGOG3017/Gynecological Cancer InterGroup data to compare paclitaxel plus carboplatin (TC) and irinotecan plus cisplatin (CPT-P) in the treatment of stages I to ... Read more >>

J Gynecol Oncol (Journal of gynecologic oncology)
[2020, 31(6):e94]

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Two primary cancers: Primary squamous cell carcinoma with extensive ichthyosis uteri and cervical endometrioid carcinoma: A case report.

Yoshika Akizawa, Tomoko Yamamoto, Toshiyuki Kanno, Yu Horibe, Kensuke Odaira, Yuki Abe, Yoji Nagashima, Tsutomu Tabata,

Squamous cell carcinoma of the endometrium is extremely rare, accounting for approximately 1% of uterine body malignancies. The present report describes a case of squamous cell carcinoma of the uterine body arising from ichthyosis due to persistent pyometra. A 68-year-old Japanese woman, gravida 1 para 1, was referred to the ... Read more >>

Mol Clin Oncol (Molecular and clinical oncology)
[2020, 13(5):44]

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Proposal of a Two-Tier System in Grouping Adenocarcinoma of the Uterine Cervix.

Hiroko Machida, Koji Matsuo, Shinya Matsuzaki, Wataru Yamagami, Yasuhiko Ebina, Yoichi Kobayashi, Tsutomu Tabata, Masanori Kaneuchi, Satoru Nagase, Takayuki Enomoto, Mikio Mikami,

(1) Background: This study examined the use of a two-tier system in grouping cervical adenocarcinoma for survival discrimination. (2) Methods: A nationwide retrospective observational cohort study was conducted using the Japan Society of Gynecologic Oncology tumor registry database from 2001 to 2015 (n = 86,754). Adenocarcinoma subtypes were grouped as ... Read more >>

Cancers (Basel) (Cancers)
[2020, 12(5):]

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Phase 1/2 study of concurrent chemoradiotherapy with weekly irinotecan hydrochloride for advanced/recurrence uterine cancer: A multi-institutional study of Kansai Clinical Oncology Group.

Satoshi Takeuchi, Haruo Kuroboshi, Taisuke Mori, Kimihiko Ito, Eiji Kondo, Tsutomu Tabata, Yoshio Itani, Ryuji Kawaguchi, Kyosuke Takeuchi, Toshinori Soejima, Ryohei Sasaki,

Objective:Concurrent chemoradiotherapy using cisplatin was thought to be standard treatment for squamous cell carcinoma of cervix, but it had not been effective for adenocarcinoma. Concurrent chemoradiotherapy using irinotecan hydrochloride (CPT-11) had been effective for colorectal cancer, thus, we chose CPT-11 as a candidate for gynecologic adenocarcinoma. To evaluate the maximum ... Read more >>

Chin J Cancer Res (Chinese journal of cancer research = Chung-kuo yen cheng yen chiu)
[2020, 32(2):218-227]

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Survival outcome and perioperative complication related to neoadjuvant chemotherapy with carboplatin and paclitaxel for advanced ovarian cancer: A systematic review and meta-analysis.

Hiroko Machida, Hideki Tokunaga, Koji Matsuo, Noriomi Matsumura, Yoichi Kobayashi, Tsutomu Tabata, Masanori Kaneuchi, Satoru Nagase, Mikio Mikami,

<h4>Objective</h4>To compare the effectiveness and safety of neoadjuvant chemotherapy with carboplatin/paclitaxel followed by interval debulking surgery (NACT-IDS) to primary debulking surgery plus postoperative chemotherapy (PDS) for advanced ovarian cancer.<h4>Methods</h4>A comprehensive systematic review and meta-analysis were conducted by an Expert Panel of the Japan Society of Gynecologic Oncology Ovarian Cancer Committee. ... Read more >>

Eur J Surg Oncol (European journal of surgical oncology : the journal of the European Society of Surgical Oncology and the British Association of Surgical Oncology)
[2020, 46(5):868-875]

Cited: 2 times

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Japan Society of Gynecologic Oncology 2018 guidelines for treatment of uterine body neoplasms.

Wataru Yamagami, Mikio Mikami, Satoru Nagase, Tsutomu Tabata, Yoichi Kobayashi, Masanori Kaneuchi, Hiroaki Kobayashi, Hidekazu Yamada, Kiyoshi Hasegawa, Hiroyuki Fujiwara, Hidetaka Katabuchi, Daisuke Aoki,

The Fourth Edition of the Guidelines for Treatment of Uterine Body Neoplasm was published in 2018. These guidelines include 9 chapters: 1. Overview of the guidelines, 2. Initial treatment for endometrial cancer, 3. Postoperative adjuvant therapy for endometrial cancer, 4. Post-treatment surveillance for endometrial cancer, 5. Treatment for advanced or ... Read more >>

J Gynecol Oncol (Journal of gynecologic oncology)
[2020, 31(1):e18]

Cited: 4 times

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Intraoperative Capsule Rupture, Postoperative Chemotherapy, and Survival of Women With Stage I Epithelial Ovarian Cancer.

Koji Matsuo, Hiroko Machida, Wataru Yamagami, Yasuhiko Ebina, Yoichi Kobayashi, Tsutomu Tabata, Masanori Kaneuchi, Satoru Nagase, Takayuki Enomoto, Mikio Mikami,

<h4>Objective</h4>To examine the incidence and prognostic effects of intraoperative capsule rupture and to assess the effectiveness of postoperative chemotherapy for intraoperative tumor rupture in apparent stage I epithelial ovarian cancer.<h4>Methods</h4>This is a society-based retrospective observational study in Japan that examined 15,163 women with stage IA-IC1 epithelial ovarian cancer who underwent ... Read more >>

Obstet Gynecol (Obstetrics and gynecology)
[2019, 134(5):1017-1026]

Cited: 5 times

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Evaluation of cellular adequacy in endometrial liquid-based cytology.

Azusa Nimura, Ken Ishitani, Yoshiaki Norimatsu, Kaoruko Okada, Yoshika Akizawa, Kenji Yanoh, Yasuo Hirai, Yoji Nagashima, Satoshi Irino, Tadao K Kobayashi, Tsutomu Tabata,

<h4>Objective</h4>This study evaluated cellular adequacy in endometrial liquid-based cytology (LBC) specimens.<h4>Methods</h4>In total, 1267 cases were obtained and the rate of unsatisfactory specimen and diagnostic accuracy for malignancy were assessed. If ≥10 cellular clusters composed of ≤30 endometrial cells were found per specimen, then the sample was provisionally considered adequate.<h4>Results</h4>The unsatisfactory ... Read more >>

Cytopathology (Cytopathology : official journal of the British Society for Clinical Cytology)
[2019, 30(5):526-531]

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Risk of preterm birth after the excisional surgery for cervical lesions: a propensity-score matching study in Japan.

Kei Miyakoshi, Atsuo Itakura, Takayuki Abe, Eiji Kondoh, Yasuhisa Terao, Tsutomu Tabata, Hiromi Hamada, Kyoko Tanaka, Mamoru Tanaka, Naohiro Kanayama, Satoru Takeda,

<h4>Introduction</h4>There is a paucity of data on the risk of preterm birth subcategorized by gestational age in pregnancies after the pre-pregnancy excisional treatment for cervical lesions. In addition, little is known about the effect of prophylactic cerclage on the risk of preterm birth. The aim of this study was to ... Read more >>

J Matern Fetal Neonatal Med (The journal of maternal-fetal & neonatal medicine : the official journal of the European Association of Perinatal Medicine, the Federation of Asia and Oceania Perinatal Societies, the International Society of Perinatal Obstetricians)
[2021, 34(6):845-851]

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Trends and characteristics of epithelial ovarian cancer in Japan between 2002 and 2015: A JSGO-JSOG joint study.

Hiroko Machida, Koji Matsuo, Wataru Yamagami, Yasuhiko Ebina, Yoichi Kobayashi, Tsutomu Tabata, Masanori Kanauchi, Satoru Nagase, Takayuki Enomoto, Mikio Mikami,

<h4>Objective</h4>To examine the trends of epithelial ovarian cancer histologic subtypes in Japan.<h4>Methods</h4>A nationwide retrospective registry study was performed between 2002 and 2015 (Japan cohort, n = 48,640). Trends were also examined in The Surveillance, Epidemiology, and End Results Program (US cohort, n = 49,936). Time-specific proportional changes of four major histological subtypes (serous, clear ... Read more >>

Gynecol Oncol (Gynecologic oncology)
[2019, 153(3):589-596]

Cited: 17 times

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Neoadjuvant Chemotherapy with Taxane and Platinum Followed by Radical Hysterectomy for Stage IB2-IIB Cervical Cancer: Impact of Histology Type on Survival.

Koji Matsuo, Muneaki Shimada, Satoshi Yamaguchi, Junzo Kigawa, Hideki Tokunaga, Tsutomu Tabata, Junichi Kodama, Kei Kawana, Mikio Mikami, Toru Sugiyama,

The current study examined the histology-specific impact of neoadjuvant chemotherapy (NACT) with a taxane/platinum regimen on survival in women with locally-advanced cervical cancer who underwent radical hysterectomy. This nation-wide retrospective cohort study examined women with clinical stage IB2-IIB cervical cancer who received NACT prior to radical hysterectomy from 2004⁻2008 (n ... Read more >>

J Clin Med (Journal of clinical medicine)
[2019, 8(2):]

Cited: 3 times

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A Japanese survey of malignant disease in pregnancy.

Yoshiyuki Kobayashi, Tsutomu Tabata, Mayu Omori, Eiji Kondo, Toru Hirata, Kenta Yoshida, Masayuki Sekine, Atsuo Itakura, Takayuki Enomoto, Tomoaki Ikeda,

<h4>Background</h4>In recent years, the incidence of malignant disease in pregnancy has been increasing, but there are few large-scale surveys of malignant disease in pregnancy in Japan. The aim of this study was to survey malignant disease occurring during pregnancy in Japan.<h4>Methods</h4>Malignant disease in pregnancy was defined as diagnosis or treatment ... Read more >>

Int J Clin Oncol (International journal of clinical oncology)
[2019, 24(3):328-333]

Cited: 2 times

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Japan Society of Gynecologic Oncology guidelines 2017 for the treatment of uterine cervical cancer.

Yasuhiko Ebina, Mikio Mikami, Satoru Nagase, Tsutomu Tabata, Masanori Kaneuchi, Hironori Tashiro, Masaki Mandai, Takayuki Enomoto, Yoichi Kobayashi, Hidetaka Katabuchi, Nobuo Yaegashi, Yasuhiro Udagawa, Daisuke Aoki,

The Japan Society of Gynecologic Oncology (JSGO) Guidelines 2017 for the Treatment of Uterine Cervical Cancer are for the purpose of providing standard treatment strategies for cervical cancer, indicating treatment methods currently considered appropriate for cervical cancer, minimizing variances in treatment methods among institutions, improving the safety of treatment and ... Read more >>

Int J Clin Oncol (International journal of clinical oncology)
[2019, 24(1):1-19]

Cited: 18 times

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Long-term survival of a patient with malignant transformation of extragonadal endometriosis treated solely with chemotherapy: A case report.

Eiji Kondo, Shintaro Maki, Masafumi Nii, Kenta Yoshida, Tsutomu Tabata, Tomoaki Ikeda,

A 52-year-old woman presented to our hospital complaining of genital bleeding and was found to have a 50-mm vaginal tumor that involved the bladder, rectum, and small bowel and extended to the left pelvic side wall. Her history included a bilateral salpingo-oophorectomy and a total abdominal hysterectomy for fibroids and ... Read more >>

J Obstet Gynaecol Res (The journal of obstetrics and gynaecology research)
[2018, 44(12):2186-2189]

Cited: 3 times

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Bevacizumab combined with platinum-taxane chemotherapy as first-line treatment for advanced ovarian cancer: a prospective observational study of safety and efficacy in Japanese patients (JGOG3022 trial).

Shinichi Komiyama, Kazuyoshi Kato, Yuki Inokuchi, Hirokuni Takano, Takashi Matsumoto, Atsushi Hongo, Mikiko Asai-Sato, Atsushi Arakawa, Shoji Kamiura, Tsutomu Tabata, Nobuhiro Takeshima, Toru Sugiyama,

<h4>Background</h4>This was the first large-scale prospective observational Japanese study evaluating the safety and efficacy of bevacizumab combined with paclitaxel and carboplatin for newly diagnosed advanced ovarian cancer.<h4>Methods</h4>Patients were prospectively enrolled in the primary analysis cohort if they had Stage III or IV epithelial ovarian/fallopian tube/primary peritoneal cancer and were scheduled ... Read more >>

Int J Clin Oncol (International journal of clinical oncology)
[2019, 24(1):103-114]

Cited: 9 times

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Phase II study of adjuvant chemotherapy with paclitaxel and nedaplatin for uterine cervical cancer with lymph node metastasis.

Munetaka Takekuma, Mototsugu Shimokawa, Shin Nishio, Hideo Omi, Tsutomu Tabata, Yuji Takei, Kaei Nasu, Yoshiyuki Takahashi, Shinji Toyota, Yoshikazu Ichikawa, Atsushi Arakawa, Fuminori Ito, Hiroshi Tsubamoto, Taisuke Mori, Yasuyuki Hirashima, Kimihiko Ito,

The purpose of this phase II trial was to assess the efficacy and toxicity of paclitaxel and nedaplatin (TN) as the initial postoperative adjuvant chemotherapy for uterine cervical cancer with lymph node metastases (LNM). Patients with FIGO stage IB1-IIA2 squamous cell carcinoma of the uterine cervix were enrolled. Histological confirmation ... Read more >>

Cancer Sci (Cancer science)
[2018, 109(5):1602-1608]

Cited: 1 time

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Safety and Efficacy of Laparoscopic Oophorocystectomy for Ovarian Dermoid Cyst Associated With Autoimmune Hemolytic Anemia.

Masafumi Nii, Eiji Kondo, Shintaro Maki, Michiko Kubo, Kenta Yoshida, Lingyun Zhang, Yoshiyuki Kobayashi, Tsutomu Tabata, Tomoaki Ikeda,

Ovarian dermoid cysts (ODCs) are the most common benign tumors in young women, but autoimmune hemolytic anemia (AIHA) induced by ODC is rare. We report the first case of ODC-associated AIHA with improvement after laparoscopic oophorocystectomy. An 18-year-old nulliparous woman was diagnosed with a left ODC that was 7 cm ... Read more >>

Gynecol Minim Invasive Ther (Gynecology and minimally invasive therapy)
[2018, 7(1):27-30]

Cited: 0 times

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Malignancy during pregnancy in Japan: an exceptional opportunity for early diagnosis.

Masayuki Sekine, Yoshiyuki Kobayashi, Tsutomu Tabata, Tamotsu Sudo, Ryuichiro Nishimura, Koji Matsuo, Brendan H Grubbs, Takayuki Enomoto, Tomoaki Ikeda,

Malignancy during pregnancy has become a significant cause of maternal death in developed countries, likely due to both an older pregnant population, and increases of cervical cancer in younger women. Our aim is to investigate the clinical aspects of malignancy during pregnancy in Japan and to use this information to ... Read more >>

BMC Pregnancy Childbirth (BMC pregnancy and childbirth)
[2018, 18(1):50]

Cited: 2 times

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The concept of platinum sensitivity could be applied to recurrent cervical cancer: a multi-institutional retrospective study from the Japanese Gynecologic Oncology Group.

Munetaka Takekuma, Keita Mori, Tetsuji Iida, Kazuko Kurihara, Motoaki Saitou, Hideki Tokunaga, Kei Kawana, Masae Ikeda, Toyomi Satoh, Toshiaki Saito, Etsuko Miyagi, Yutaka Nagai, Akiko Furusawa, Yoshiaki Kawano, Kouichiro Kawano, Tsutomu Tabata, Yukinobu Ota, Ryoji Hayase, Mikio Mikami, Toru Sugiyama,

<h4>Purpose</h4>This study aimed at evaluating the applicability of the concept of platinum sensitivity to recurrent cervical cancer.<h4>Methods</h4>The clinical information of patients with recurrent cervical cancer, who were initially treated with platinum-based chemotherapy and received second-line platinum-based chemotherapy at the time of recurrence between January 2008 and December 2012, was retrospectively ... Read more >>

Cancer Chemother Pharmacol (Cancer chemotherapy and pharmacology)
[2017, 80(4):697-705]

Cited: 2 times

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