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Tsuneo Oyama

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Articles 109
Citations 3262
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Recent Articles
1.
Hashimoto Y, Abe N, Nunobe S, Kawakubo H, Sumiyoshi T, Yoshida N, et al.
Ann Gastroenterol Surg . 2024 Sep; 8(5):778-786. PMID: 39229548
Aim: We conducted a multicenter study on classical laparoscopic and endoscopic cooperative surgery (LECS) and LECS-related procedures to retrospectively clarify the safety, problems, and mid-term outcomes of these methods after...
2.
Goto O, Morita Y, Takayama H, Hirasawa K, Sato C, Oyama T, et al.
Dig Endosc . 2024 Aug; 37(3):266-274. PMID: 39193787
Objectives: The risk of postoperative bleeding is high after gastric endoscopic submucosal dissection (ESD) in patients continuously treated with antithrombotic agents (ATAs). The effectiveness of endoscopic hand suturing (EHS) on...
3.
Ishihara R, Oyama T, Takeuchi M, Hirasawa D, Kanetaka K, Uesato M, et al.
Esophagus . 2024 Jul; 21(4):430-437. PMID: 38981974
Background: Endoscopic resection (ER) is a minimally invasive treatment for esophageal cancer that sometimes causes complications. To understand the real-world incidence and risk factors for these complications, a nationwide survey...
4.
Mine S, Tanaka K, Kawachi H, Shirakawa Y, Kitagawa Y, Toh Y, et al.
Esophagus . 2024 Apr; 21(3):179-215. PMID: 38568243
This is the first half of English edition of Japanese Classification of Esophageal Cancer, 12th Edition that was published by the Japan Esophageal Society in 2022.
5.
Doki Y, Tanaka K, Kawachi H, Shirakawa Y, Kitagawa Y, Toh Y, et al.
Esophagus . 2024 Mar; 21(3):216-269. PMID: 38512393
This is the second half of English edition of Japanese Classification of Esophageal Cancer, 12th Edition that was published by the Japan Esophageal Society in 2022.
6.
Yano T, Hayashi Y, Ishihara R, Iijima K, Iwakiri K, Uesato M, et al.
Esophagus . 2024 Feb; 21(2):85-94. PMID: 38353829
In Japan, standard of care of the patients with resectable esophageal cancer is neoadjuvant chemotherapy (NAC) followed by esophagectomy. Patients unfitted for surgery or with unresectable locally advanced esophageal cancer...
7.
Sekiguchi M, Suzuki H, Takizawa K, Hirasawa T, Takeuchi Y, Ishido K, et al.
Gastrointest Endosc . 2024 Jan; 100(3):438-448.e1. PMID: 38272277
Background And Aims: Evidence for endoscopic resection (ER) in elderly patients with early gastric cancer (EGC) is limited. We assessed its clinical outcomes and explored new indications and curability criteria....
8.
Ikenoyama Y, Goda K, Fujisaki J, Ishihara R, Takeuchi M, Takahashi A, et al.
Esophagus . 2023 Dec; 21(1):22-30. PMID: 38064022
Background: We previously developed a Japan Esophageal Society Barrett's Esophagus (JES-BE) magnifying endoscopic classification for superficial BE-related neoplasms (BERN) and validated it in a nationwide multicenter study that followed a...
9.
Steinbruck I, Faiss S, Dumoulin F, Oyama T, Pohl J, von Hahn T, et al.
Dig Dis Sci . 2023 Jul; 68(9):3614-3624. PMID: 37421512
Background: For an adequate educational strategy of ESD in non-Asian settings with prevalence-based indication it is essential to define adequate lesions, suitable for the beginner without on-site expert-supervision. Aims: We...
10.
Yorimitsu N, Takahashi A, Shiozawa S, Shinozaki S, Lefor A, Yamamoto H, et al.
Esophagus . 2023 Jun; 20(4):732-739. PMID: 37389727
Background: Tumor growth pattern correlates with outcomes in patients with esophageal squamous cell carcinoma (ESCC), however, the clinical significance of the tumor growth pattern in pT1a-lamina propria mucosa (LPM) type...