Search Results - "Hiroko Nakahira"

Underwater endoscopic mucosal resection for superficial nonampullary duodenal adenomas by Yamasaki, Yasushi, Uedo, Noriya, Takeuchi, Yoji, Higashino, Koji, Hanaoka, Noboru, Akasaka, Tomofumi, Kato, Minoru, Hamada, Kenta, Tonai, Yusuke, Matsuura, Noriko, Kanesaka, Takashi, Arao, Masamichi, Suzuki, Sho, Iwatsubo, Taro, Shichijo, Satoki, Nakahira, Hiroko, Ishihara, Ryu, Iishi, Hiroyasu

“…Underwater endoscopic mucosal resection (UEMR) was recently developed in a Western country. A prospective cohort study to investigate the effectiveness of UEMR…”
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High incidence of head and neck cancers after endoscopic resection for esophageal cancer in younger patients by Maekawa, Akira, Ishihara, Ryu, Iwatsubo, Taro, Nakagawa, Kentaro, Ohmori, Masayasu, Iwagami, Hiroyoshi, Matsuno, Kenshi, Inoue, Shuntaro, Arao, Masamichi, Nakahira, Hiroko, Matsuura, Noriko, Schichijo, Satoki, Kanesaka, Takashi, Yamamoto, Sachiko, Takeuchi, Yoji, Higashino, Koji, Uedo, Noriya, Fujii, Takashi, Morishima, Toshitaka, Miyashiro, Isao

“…Background Second cancers in patients with esophageal cancer (EC) are common and have a poor prognosis. We evaluated the incidence of second cancers at…”
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Efficacy of vonoprazan in prevention of bleeding from endoscopic submucosal dissection-induced gastric ulcers: a prospective randomized phase II study by Hamada, Kenta, Uedo, Noriya, Tonai, Yusuke, Arao, Masamichi, Suzuki, Sho, Iwatsubo, Taro, Kato, Minoru, Shichijo, Satoki, Yamasaki, Yasushi, Matsuura, Noriko, Nakahira, Hiroko, Kanesaka, Takashi, Yamamoto, Sachiko, Akasaka, Tomofumi, Hanaoka, Noboru, Takeuchi, Yoji, Higashino, Koji, Ishihara, Ryu, Okada, Hiroyuki, Iishi, Hiroyasu, Fukui, Keisuke, Shimokawa, Toshio

“…Background Vonoprazan, potassium-competitive acid blocker, is expected to reduce incidence of delayed bleeding after gastric endoscopic submucosal dissection…”
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Feasibility of underwater endoscopic mucosal resection and management of residues for superficial non‐ampullary duodenal epithelial neoplasms by Iwagami, Hiroyoshi, Takeuchi, Yoji, Yamasaki, Yasushi, Nakagawa, Kentaro, Ohmori, Masayasu, Matsuno, Kenshi, Inoue, Shuntaro, Iwatsubo, Taro, Nakahira, Hiroko, Matsuura, Noriko, Shichijo, Satoki, Maekawa, Akira, Kanesaka, Takashi, Higashino, Koji, Uedo, Noriya, Ishihara, Ryu

“…Background and Aim Underwater endoscopic mucosal resection (UEMR) is effective for superficial non‐ampullary duodenal epithelial neoplasms (SNADEN). However,…”
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Artificial intelligence for the detection of esophageal and esophagogastric junctional adenocarcinoma by Iwagami, Hiroyoshi, Ishihara, Ryu, Aoyama, Kazuharu, Fukuda, Hiromu, Shimamoto, Yusaku, Kono, Mitsuhiro, Nakahira, Hiroko, Matsuura, Noriko, Shichijo, Satoki, Kanesaka, Takashi, Kanzaki, Hiromitsu, Ishii, Tatsuya, Nakatani, Yasuki, Tada, Tomohiro

“…Background and Aim Conventional endoscopy for the early detection of esophageal and esophagogastric junctional adenocarcinoma (E/J cancer) is limited because…”
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Does cold snare polypectomy completely resect the mucosal layer? A prospective single‐center observational trial by Shichijo, Satoki, Takeuchi, Yoji, Kitamura, Masanori, Kono, Mitsuhiro, Shimamoto, Yusaku, Fukuda, Hiromu, Nakagawa, Kentaro, Ohmori, Masayasu, Arao, Masamichi, Iwatsubo, Taro, Iwagami, Hiroyoshi, Matsuno, Kenshi, Inoue, Shuntaro, Matsuura, Noriko, Nakahira, Hiroko, Maekawa, Akira, Kanesaka, Takashi, Higashino, Koji, Uedo, Noriya, Fukui, Keisuke, Ito, Yuri, Nakatsuka, Shin‐ichi, Ishihara, Ryu

“…Background and Aim The true incidence of incomplete muscularis mucosa resection with cold snare polypectomy (CSP) is unknown. We examined the incidence of…”
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Esophageal metal stent for malignant obstruction after prior radiotherapy by Iwagami, Hiroyoshi, Ishihara, Ryu, Yamamoto, Sachiko, Matsuura, Noriko, Shoji, Ayaka, Matsueda, Katsunori, Inoue, Takahiro, Miyake, Muneaki, Waki, Kotaro, Fukuda, Hiromu, Shimamoto, Yusaku, Kono, Mitsuhiro, Nakahira, Hiroko, Shichijo, Satoki, Maekawa, Akira, Kanesaka, Takashi, Takeuchi, Yoji, Higashino, Koji, Noriya Uedo

“…The association between severe adverse events (SAEs) and prior radiotherapy or stent type remains controversial. Patients with esophageal or esophagogastric…”
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Line‐assisted complete closure for a large mucosal defect after colorectal endoscopic submucosal dissection decreased post‐electrocoagulation syndrome by Yamasaki, Yasushi, Takeuchi, Yoji, Iwatsubo, Taro, Kato, Minoru, Hamada, Kenta, Tonai, Yusuke, Matsuura, Noriko, Kanesaka, Takashi, Yamashina, Takeshi, Arao, Masamichi, Suzuki, Sho, Shichijo, Satoki, Nakahira, Hiroko, Akasaka, Tomofumi, Hanaoka, Noboru, Higashino, Koji, Uedo, Noriya, Ishihara, Ryu, Okada, Hiroyuki, Iishi, Hiroyasu

“…Background and Aim The incidence of post‐endoscopic submucosal dissection (ESD) coagulation syndrome (PECS) can be decreased by closing mucosal defects…”
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Evaluation of a new method, “non-injection resection using bipolar soft coagulation mode (NIRBS)”, for colonic adenomatous lesions by Tokuhara, Mitsuo, Shimatani, Masaaki, Tominaga, Kazunari, Nakahira, Hiroko, Ohtsu, Takuya, Kouda, Katsuyasu, Naganuma, Makoto

“…Background/Aims: Endoscopic resection of all colorectal adenomatous lesions with a low complication rate, simplicity, and negative residuals is challenging…”
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A method of "Noninjecting Resection using Bipolar Soft coagulation mode; NIRBS" for superficial non-ampullary duodenal epithelial tumor: a pilot study by Tokuhara, Mitsuo, Sano, Yasushi, Watanabe, Yoshifumi, Nakata, Hidetoshi, Nakahira, Hiroko, Furukawa, Shingo, Ohtsu, Takuya, Nakamura, Naohiro, Ito, Takashi, Torii, Ikuko, Yamashina, Takeshi, Shimatani, Masaaki, Naganuma, Makoto

“…Complete endoscopic resection of superficial non-ampullary duodenal epithelial tumors (SNADETs) is technically difficult, especially with an extremely high…”
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Safety of cold snare polypectomy for duodenal adenomas in familial adenomatous polyposis: a prospective exploratory study by Hamada, Kenta, Takeuchi, Yoji, Ishikawa, Hideki, Ezoe, Yasumasa, Arao, Masamichi, Suzuki, Sho, Iwatsubo, Taro, Kato, Minoru, Tonai, Yusuke, Shichijo, Satoki, Yamasaki, Yasushi, Matsuura, Noriko, Nakahira, Hiroko, Kanesaka, Takashi, Yamamoto, Sachiko, Akasaka, Tomofumi, Hanaoka, Noboru, Higashino, Koji, Uedo, Noriya, Ishihara, Ryu, Okada, Hiroyuki, Iishi, Hiroyasu

“…Cold snare polypectomy (CSP) to remove multiple duodenal adenomas (MDAs) in patients with familial adenomatous polyposis (FAP) could be an effective and less…”
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Characteristics of colorectal neuroendocrine tumors in patients prospectively enrolled in a Japanese multicenter study: a first report from the C-NET STUDY by Sekiguchi, Masau, Hotta, Kinichi, Takeuchi, Yoji, Tanaka, Shinji, Yamamoto, Hironori, Shinmura, Kensuke, Harada, Keita, Uraoka, Toshio, Hisabe, Takashi, Sano, Yasushi, Kondo, Hitoshi, Horimatsu, Takahiro, Kikuchi, Hidezumi, Kawamura, Takuji, Nagata, Shinji, Yamamoto, Katsumi, Tajika, Masahiro, Tsuji, Shigetsugu, Kusaka, Toshihiro, Okuyama, Yusuke, Yoshida, Naohisa, Moriyama, Tomohiko, Hasebe, Aki, So, Suketo, Kobara, Hideki, Kashida, Hiroshi, Miyanaga, Ryoichi, Kato, Sosuke, Hayashi, Yoshito, Sada, Miwa, Fukuzawa, Masakatsu, Kato, Hiroyuki, Takayama, Tetsuji, Konishi, Jun, Matsushita, Hiro-o, Narasaka, Toshiaki, Ohata, Ken, Togashi, Kazutomo, Nakamura, Hisashi, Moriichi, Kentaro, Oda, Yasushi, Kanda, Naoki, Kuwai, Toshio, Terai, Shuji, Sanomura, Makoto, Kitamura, Shinji, Miyamoto, Hayato, Kiriyama, Shinsuke, Mizuno, Chiemi, Saito, Yutaka, Sekine, Shigeki, Ito, Sayo, Nakahira, Hiroko, Oka, Shiro, Hayashi, Yoshikazu, Yoshimura, Kenichi, Ishikawa, Hideki, Matsuda, Takahisa

“…Background This is the first report from a multicenter prospective cohort study of colorectal neuroendocrine tumor (NET), the C-NET STUDY, conducted to assess…”
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Impact of age at diagnosis of head and neck cancer on incidence of metachronous cancer by Iwatsubo, Taro, Ishihara, Ryu, Morishima, Toshitaka, Maekawa, Akira, Nakagawa, Kentaro, Arao, Masamichi, Ohmori, Masayasu, Iwagami, Hiroyoshi, Matsuno, Kenshi, Inoue, Shuntaro, Nakahira, Hiroko, Matsuura, Noriko, Shichijo, Satoki, Kanesaka, Takashi, Yamamoto, Sachiko, Takeuchi, Yoji, Higashino, Koji, Uedo, Noriya, Miyashiro, Isao, Higuchi, Kazuhide, Fujii, Takashi

“…Metachronous cancer in patients with head and neck cancer (HNC) is common and is associated with a poor prognosis. We aimed to evaluate the incidence of…”
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Delineating the extent of esophageal squamous cell carcinoma by Kono, Mitsuhiro, Kanesaka, Takashi, Ishihara, Ryu, Kitamura, Masanori, Shoji, Ayaka, Inoue, Takahiro, Matsueda, Katsunori, Miyake, Muneaki, Waki, Kotaro, Shimamoto, Yusaku, Fukuda, Hiromu, Iwagami, Hiroyoshi, Matsuura, Noriko, Nakahira, Hiroko, Shichijo, Satoki, Maekawa, Akira, Yamamoto, Sachiko, Takeuchi, Yoji, Higashino, Koji, Uedo, Noriya, Michida, Tomoki, Nakatsuka, Shin-ichi, Fujiwara, Yasuhiro

“…Background Lugol chromoendoscopy has been conventionally used for the detection and delineation of esophageal squamous cell carcinoma (SCC). However, the…”
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Endoscopic findings corresponding to multiple Lugol‐voiding lesions in the esophageal background mucosa by Matsuno, Kenshi, Ishihara, Ryu, Nakagawa, Kentaro, Ohmori, Masayasu, Iwagami, Hiroyoshi, Inoue, Shuntaro, Iwatsubo, Taro, Nakahira, Hiroko, Matsuura, Noriko, Shichijyo, Satoki, Maekawa, Akira, Takashi, Kanesaka, Yamamoto, Sachiko, Takeuchi, Yoji, Higashino, Koji, Uedo, Noriya, Matsunaga, Takashi

“…Background and Aim Multiple Lugol‐voiding lesions (LVLs) on Lugol chromoendoscopy can predict the development of metachronous multiple cancers in the esophagus…”
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Progression of duodenal neoplasia to advanced adenoma in patients with familial adenomatous polyposis by Nakahira, Hiroko, Takeuchi, Yoji, Shimamoto, Yusaku, Ishiguro, Shingo, Yunokizaki, Hiroshi, Ezoe, Yasumasa, Fujisawa, Fumie, Ishihara, Ryu, Takayama, Tetsuji, Yoshida, Teruhiko, Mutoh, Michihiro, Ishikawa, Hideki

“…Background Patients with familial adenomatous polyposis (FAP) have a lifetime risk of developing duodenal adenomas approaching 100%, and the relative risk for…”
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Transoral endoscopic examination of head and neck region by Hamada, Kenta, Ishihara, Ryu, Yamasaki, Yasushi, Akasaka, Tomofumi, Arao, Masamichi, Iwatsubo, Taro, Shichijo, Satoki, Matsuura, Noriko, Nakahira, Hiroko, Kanesaka, Takashi, Yamamoto, Sachiko, Takeuchi, Yoji, Higashino, Koji, Uedo, Noriya, Kawahara, Yoshiro, Okada, Hiroyuki

“…Transoral endoscopy with narrow band imaging (NBI) is useful for early detection of head and neck (HN) cancer. However, the lateral and anterior walls of the…”
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Narrow band imaging under less-air condition improves the visibility of superficial esophageal squamous cell carcinoma by Iwatsubo, Taro, Ishihara, Ryu, Yamasaki, Yasushi, Tonai, Yusuke, Hamada, Kenta, Kato, Minoru, Suzuki, Sho, Kono, Mitsuhiro, Fukuda, Hiromu, Shimamoto, Yusaku, Nakagawa, Kentaro, Ohmori, Masayasu, Arao, Masamichi, Matsuno, Kenshi, Iwagami, Hiroyoshi, Inoue, Shuntaro, Nakahira, Hiroko, Matsuura, Noriko, Shichijo, Satoki, Maekawa, Akira, Kanesaka, Takashi, Takeuchi, Yoji, Higashino, Koji, Uedo, Noriya, Higuchi, Kazuhide

“…The current virtual chromoendoscopy equipment cannot completely detect superficial squamous cell carcinoma (SCC) in the esophagus, despite its development in…”
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Evaluation of a new method, “non-injection resection using bipolar soft coagulation mode (NIRBS)”, for colonic adenomatous lesions by Mitsuo Tokuhara, Masaaki Shimatani, Kazunari Tominaga, Hiroko Nakahira, Takuya Ohtsu, Katsuyasu Kouda, Makoto Naganuma

“…Background/Aims: Endoscopic resection of all colorectal adenomatous lesions with a low complication rate, simplicity, and negative residuals is challenging…”
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Efficacy and Safety of Endoscopic Resection Followed by Chemoradiotherapy for Superficial Esophageal Squamous Cell Carcinoma: A Retrospective Study by Hamada, Kenta, Ishihara, Ryu, Yamasaki, Yasushi, Hanaoka, Noboru, Yamamoto, Sachiko, Arao, Masamichi, Suzuki, Sho, Iwatsubo, Taro, Kato, Minoru, Tonai, Yusuke, Shichijo, Satoki, Matsuura, Noriko, Nakahira, Hiroko, Kanesaka, Takashi, Akasaka, Tomofumi, Takeuchi, Yoji, Higashino, Koji, Uedo, Noriya, Iishi, Hiroyasu, Kanayama, Naoyuki, Hirata, Takero, Kawaguchi, Yoshifumi, Konishi, Koji, Teshima, Teruki

“…The reported 1- and 3-year overall survival rates after esophagectomy for stage I superficial esophageal squamous cell carcinoma (SESCC) are 95-97% and 86%,…”
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