Search Results - "Shiro Oka"

Evidence-based clinical practice guidelines for management of colorectal polyps by Tanaka, Shinji, Saitoh, Yusuke, Matsuda, Takahisa, Igarashi, Masahiro, Matsumoto, Takayuki, Iwao, Yasushi, Suzuki, Yasumoto, Nozaki, Ryoichi, Sugai, Tamotsu, Oka, Shiro, Itabashi, Michio, Sugihara, Ken-ichi, Tsuruta, Osamu, Hirata, Ichiro, Nishida, Hiroshi, Miwa, Hiroto, Enomoto, Nobuyuki, Shimosegawa, Tooru, Koike, Kazuhiko

“…Background The Japanese Society of Gastroenterology (JSGE) published ‘‘Daicho Polyp Shinryo Guideline 2014′’ in Japanese and a part of this guideline was…”
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Automatic detection of erosions and ulcerations in wireless capsule endoscopy images based on a deep convolutional neural network by Aoki, Tomonori, Yamada, Atsuo, Aoyama, Kazuharu, Saito, Hiroaki, Tsuboi, Akiyoshi, Nakada, Ayako, Niikura, Ryota, Fujishiro, Mitsuhiro, Oka, Shiro, Ishihara, Soichiro, Matsuda, Tomoki, Tanaka, Shinji, Koike, Kazuhiko, Tada, Tomohiro

“…Although erosions and ulcerations are the most common small-bowel abnormalities found on wireless capsule endoscopy (WCE), a computer-aided detection method…”
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Artificial intelligence using a convolutional neural network for automatic detection of small‐bowel angioectasia in capsule endoscopy images by Tsuboi, Akiyoshi, Oka, Shiro, Aoyama, Kazuharu, Saito, Hiroaki, Aoki, Tomonori, Yamada, Atsuo, Matsuda, Tomoki, Fujishiro, Mitsuhiro, Ishihara, Soichiro, Nakahori, Masato, Koike, Kazuhiko, Tanaka, Shinji, Tada, Tomohiro

“…Background and Aim Although small‐bowel angioectasia is reported as the most common cause of bleeding in patients and frequently diagnosed by capsule endoscopy…”
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Automatic detection and classification of protruding lesions in wireless capsule endoscopy images based on a deep convolutional neural network by Saito, Hiroaki, Aoki, Tomonori, Aoyama, Kazuharu, Kato, Yusuke, Tsuboi, Akiyoshi, Yamada, Atsuo, Fujishiro, Mitsuhiro, Oka, Shiro, Ishihara, Soichiro, Matsuda, Tomoki, Nakahori, Masato, Tanaka, Shinji, Koike, Kazuhiko, Tada, Tomohiro

“…Protruding lesions of the small bowel vary in wireless capsule endoscopy (WCE) images, and their automatic detection may be difficult. We aimed to develop and…”
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Japanese Society for Cancer of the Colon and Rectum (JSCCR) guidelines 2019 for the treatment of colorectal cancer by Hashiguchi, Yojiro, Muro, Kei, Saito, Yutaka, Ito, Yoshinori, Ajioka, Yoichi, Hamaguchi, Tetsuya, Hasegawa, Kiyoshi, Hotta, Kinichi, Ishida, Hideyuki, Ishiguro, Megumi, Ishihara, Soichiro, Kanemitsu, Yukihide, Kinugasa, Yusuke, Murofushi, Keiko, Nakajima, Takako Eguchi, Oka, Shiro, Tanaka, Toshiaki, Taniguchi, Hiroya, Tsuji, Akihito, Uehara, Keisuke, Ueno, Hideki, Yamanaka, Takeharu, Yamazaki, Kentaro, Yoshida, Masahiro, Yoshino, Takayuki, Itabashi, Michio, Sakamaki, Kentaro, Sano, Keiji, Shimada, Yasuhiro, Tanaka, Shinji, Uetake, Hiroyuki, Yamaguchi, Shigeki, Yamaguchi, Naohiko, Kobayashi, Hirotoshi, Matsuda, Keiji, Kotake, Kenjiro, Sugihara, Kenichi

“…The number of deaths from colorectal cancer in Japan continues to increase. Colorectal cancer deaths exceeded 50,000 in 2016. In the 2019 edition, revision of…”
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Role of tumor‐associated macrophages at the invasive front in human colorectal cancer progression by Inagaki, Katsuaki, Kunisho, Shoma, Takigawa, Hidehiko, Yuge, Ryo, Oka, Shiro, Tanaka, Shinji, Shimamoto, Fumio, Chayama, Kazuaki, Kitadai, Yasuhiko

“…Macrophages are an essential component of antitumor activity; however, the role of tumor‐associated macrophages (TAMs) in colorectal cancer (CRC) remains…”
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Clinical impact and characteristics of the narrow-band imaging magnifying endoscopic classification of colorectal tumors proposed by the Japan NBI Expert Team by Sumimoto, Kyoku, MD, Tanaka, Shinji, MD, PhD, Shigita, Kenjiro, MD, Hirano, Daiki, MD, Tamaru, Yuzuru, MD, Ninomiya, Yuki, MD, Asayama, Naoki, MD, Hayashi, Nana, MD, PhD, Oka, Shiro, MD, PhD, Arihiro, Koji, MD, PhD, Yoshihara, Masaharu, MD, PhD, Chayama, Kazuaki, MD, PhD

“…Background and Aims The Japan NBI Expert Team (JNET) was established in 2011 and has proposed a universal narrow-band imaging (NBI) magnifying endoscopic…”
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Factors for the recurrence of hepatocellular carcinoma after hepatic resection by Tsuge, Masataka, Kawaoka, Tomokazu, Oka, Shiro

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Colonoscopy screening and surveillance guidelines by Saito, Yutaka, Oka, Shiro, Kawamura, Takuji, Shimoda, Ryo, Sekiguchi, Masau, Tamai, Naoto, Hotta, Kinichi, Matsuda, Takahisa, Misawa, Masashi, Tanaka, Shinji, Iriguchi, Yosuke, Nozaki, Ryoichi, Yamamoto, Hironori, Yoshida, Masahiro, Fujimoto, Kazuma, Inoue, Haruhiro

“…The Colonoscopy Screening and Surveillance Guidelines were developed by the Japan Gastroenterological Endoscopy Society as basic guidelines based on the…”
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Clinical significance of endoscopic ultrasonography in diagnosing invasion depth of early gastric cancer prior to endoscopic submucosal dissection by Kuroki, Kazutaka, Oka, Shiro, Tanaka, Shinji, Yorita, Naoki, Hata, Kosaku, Kotachi, Takahiro, Boda, Tomoyuki, Arihiro, Koji, Chayama, Kazuaki

“…Background and aim Endoscopic ultrasonography is a reliable diagnostic modality for determining indications of endoscopic submucosal dissection for early…”
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Automatic detection of blood content in capsule endoscopy images based on a deep convolutional neural network by Aoki, Tomonori, Yamada, Atsuo, Kato, Yusuke, Saito, Hiroaki, Tsuboi, Akiyoshi, Nakada, Ayako, Niikura, Ryota, Fujishiro, Mitsuhiro, Oka, Shiro, Ishihara, Soichiro, Matsuda, Tomoki, Nakahori, Masato, Tanaka, Shinji, Koike, Kazuhiko, Tada, Tomohiro

“…Background and Aim Detecting blood content in the gastrointestinal tract is one of the crucial applications of capsule endoscopy (CE). The suspected blood…”
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Involvement of non-Helicobacter pylori helicobacter infections in Helicobacter pylori-negative gastric MALT lymphoma pathogenesis and efficacy of eradication therapy by Takigawa, Hidehiko, Yuge, Ryo, Masaki, Satoshi, Otani, Rina, Kadota, Hiroki, Naito, Toshikatsu, Hayashi, Ryohei, Urabe, Yuji, Oka, Shiro, Tanaka, Shinji, Chayama, Kazuaki, Kitadai, Yasuhiko

“…Background Eradication therapy is known to be effective against Helicobacter pylori -positive gastric MALT lymphoma but predicting the efficacy of eradication…”
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Clinical usefulness of a deep learning‐based system as the first screening on small‐bowel capsule endoscopy reading by Aoki, Tomonori, Yamada, Atsuo, Aoyama, Kazuharu, Saito, Hiroaki, Fujisawa, Gota, Odawara, Nariaki, Kondo, Ryo, Tsuboi, Akiyoshi, Ishibashi, Rei, Nakada, Ayako, Niikura, Ryota, Fujishiro, Mitsuhiro, Oka, Shiro, Ishihara, Soichiro, Matsuda, Tomoki, Nakahori, Masato, Tanaka, Shinji, Koike, Kazuhiko, Tada, Tomohiro

“…Background and Aim To examine whether our convolutional neural network (CNN) system based on deep learning can reduce the reading time of endoscopists without…”
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Long-term outcomes after endoscopic submucosal dissection for superficial colorectal tumors by Shigita, Kenjiro, MD, Oka, Shiro, MD, PhD, Tanaka, Shinji, MD, PhD, Sumimoto, Kyoku, MD, Hirano, Daiki, MD, Tamaru, Yuzuru, MD, Ninomiya, Yuki, MD, Asayama, Naoki, MD, Hayashi, Nana, MD, PhD, Shimamoto, Fumio, MD, PhD, Arihiro, Koji, MD, PhD, Chayama, Kazuaki, MD, PhD

“…Background and Aims Endoscopic submucosal dissection (ESD) is an effective procedure for en bloc resection of superficial colorectal tumors regardless of tumor…”
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Long-term outcomes after treatment for T1 colorectal carcinoma: a multicenter retrospective cohort study of Hiroshima GI Endoscopy Research Group by Tamaru, Yuzuru, Oka, Shiro, Tanaka, Shinji, Nagata, Shinji, Hiraga, Yuko, Kuwai, Toshio, Furudoi, Akira, Tamura, Tadamasa, Kunihiro, Masaki, Okanobu, Hideharu, Nakadoi, Koichi, Kanao, Hiroyuki, Higashiyama, Makoto, Arihiro, Koji, Kuraoka, Kazuya, Shimamoto, Fumio, Chayama, Kazuaki

“…Background We aimed to clarify the long-term outcomes of patients with T1 colorectal carcinoma (CRC) after endoscopic resection (ER) and surgical resection…”
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Local recurrence after endoscopic resection for large colorectal neoplasia: a multicenter prospective study in Japan by Oka, Shiro, Tanaka, Shinji, Saito, Yutaka, Iishi, Hiroyasu, Kudo, Shin-ei, Ikematsu, Hiroaki, Igarashi, Masahiro, Saitoh, Yusuke, Inoue, Yuji, Kobayashi, Kiyonori, Hisabe, Takashi, Tsuruta, Osamu, Sano, Yasushi, Yamano, Hiroo, Shimizu, Seiji, Yahagi, Naohisa, Watanabe, Toshiaki, Nakamura, Hisashi, Fujii, Takahiro, Ishikawa, Hideki, Sugihara, Kenichi

“…Conventional endoscopic resection (CER) is a widely accepted treatment for early colorectal neoplasia; however, large colorectal neoplasias remain problematic,…”
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Automatic detection of various abnormalities in capsule endoscopy videos by a deep learning-based system: a multicenter study by Aoki, Tomonori, Yamada, Atsuo, Kato, Yusuke, Saito, Hiroaki, Tsuboi, Akiyoshi, Nakada, Ayako, Niikura, Ryota, Fujishiro, Mitsuhiro, Oka, Shiro, Ishihara, Soichiro, Matsuda, Tomoki, Nakahori, Masato, Tanaka, Shinji, Koike, Kazuhiko, Tada, Tomohiro

“…A deep convolutional neural network (CNN) system could be a high-level screening tool for capsule endoscopy (CE) reading but has not been established for…”
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Real-world learning curve analysis of colorectal endoscopic submucosal dissection: a large multicenter study by Boda, Kazuki, Oka, Shiro, Tanaka, Shinji, Nagata, Shinji, Kunihiro, Masaki, Kuwai, Toshio, Hiraga, Yuko, Furudoi, Akira, Nakadoi, Koichi, Okanobu, Hideharu, Miwata, Tomohiro, Okamoto, Shiro, Chayama, Kazuaki

“…Background The current status of colorectal endoscopic submucosal dissection (ESD) performed by endoscopists without colorectal ESD experience is unknown. This…”
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Outcome of endoscopic submucosal dissection for colorectal tumors accompanied by fibrosis by Matsumoto, Aki, Tanaka, Shinji, Oba, Sayaka, Kanao, Hiroyuki, Oka, Shiro, Yoshihara, Masaharu, Chayama, Kazuaki

“…Abstract Objective. Colorectal endoscopic submucosal dissection (ESD) is a difficult procedure. We aimed to retrospectively assess the relationship between the…”
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Unprecedented extrahepatic bile duct images of multiple submucosal tumor‐like protrusions in the nonstricture area of patients with immunoglobulin G4‐related sclerosing cholangitis by Ishii, Yasutaka, Serikawa, Masahiro, Oka, Shiro

“…Watch a video of this article…”
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