Tsutomu Masaki
Kagawa University
662 Papers
2.8K Citations
Tsutomu Masaki is an academic researcher from Kagawa University. The author has contributed to research in topics: Medicine & Internal medicine. The author has an hindex of 44, co-authored 576 publications. Previous affiliations of Tsutomu Masaki include University of Tokyo.
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Papers
Establishment of the hybrid endoscopic full-thickness resection of gastric gastrointestinal stromal tumors.
Hirohito Mori,Hideki Kobara,Shintaro Fujihara,Noriko Nishiyama,Maki Ayagi,Tae Matsunaga,Tatsuo Yachida,Tsutomu Masaki +7 more
TL;DR: In conclusion, an ultra-minimally invasive surgery-hybrid EFTR is a safe and established surgical endoscopy procedure.
Isolated splenic metastasis of ovarian cancer 20 years after operation: a case report and literature review.
Kunihiko Izuishi,Takanori Sano,Hisashi Usuki,Keiichi Okano,Tsutomu Masaki,Yoshio Kushida,Yasuyuki Suzuki +6 more
TL;DR: A 52-year-old woman who was admitted to the authors' department with a splenic tumor had a past history of total abdominal hysterectomy with bilateral sapingo-oophorectomy for ovarian cancer 20 years ago and showed no evidence of recurrence until 5 years postoperatively.
Successful endoscopic treatment of Boerhaave syndrome using an over-the-scope clip.
Hideki Kobara,Hirohito Mori,Kazi Rafiq,S. Fujihara,Noriko Nishiyama,Kiyohito Kato,Makoto Oryu,J. Tani,Hisaaki Miyoshi,Tsutomu Masaki +9 more
TL;DR: The first patient with Boerhaave syndrome successfully treated nonoperatively with OTSC is presented, a 62-year-old man with hematemesis and substernal pain after an episode of vomiting, and the patient had an excellent outcome with complete healing of the defect.
Anti-diabetic drug metformin inhibits cell proliferation and tumor growth in gallbladder cancer via G0/G1 cell cycle arrest.
Takuma Yamashita,Kiyohito Kato,Shintaro Fujihara,Hisakazu Iwama,Asahiro Morishita,Hiroki Yamana,Kiyoyuki Kobayashi,Hideki Kamada,Taiga Chiyo,Hideki Kobara,Kunihiko Tsutsui,Keiichi Okano,Yasuyuki Suzuki,Tsutomu Masaki +13 more
TL;DR: The results suggest that metformin may be used clinically for the treatment of gallbladder adenocarcinoma, and markedly altered microRNA expression profile leading to an anti-tumor effect.
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Indications of endoscopic submucosal dissection for symptomatic benign gastrointestinal subepithelial or carcinoid tumors originating in the submucosa
Hideki Kobara,Hirohito Mori,Kazi Rafiq,S. Fujihara,Noriko Nishiyama,Maki Ayaki,Tatsuo Yachida,J. Tani,Hisaaki Miyoshi,Hideki Kamada,Asahiro Morishita,Makoto Oryu,Kunihiko Tsutsui,Reiji Haba,Tsutomu Masaki +14 more
TL;DR: If EUS reveals a SET originating in the SM without infiltration of the MP and resection is indicated due to the presence of abdominal symptoms, ESD may be a feasible option for diagnostic treatment with minimal invasiveness.