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Koji Arihiro

hiroshima university

63H-index
590Paper Count
2.6WCitation Count
Published Papers 144
Publication Date
Gastrointestinal involvement in Ehlers–Danlos syndrome classical-like type 2 associated with a novel AEBP1 splice-site variant
err2026-05-26
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errHikaru Nakahara; Tomomi Yamaguchi; Hiroaki Niitsu; Akiko Abe; Ryohei Hayashi; Shiro Oka; Koji Arihiro; Tomoki Kosho; Takao Hinoi
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Spatial profiling of chronic liver disease: a pilot spatial case series
err2026-04-20
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errShota Sasagawa; Atsushi Ono; Koji Arihiro; Ryoichi Miura; Kazuhiro Maejima; Ayako Ohsawa-Tatsuguchi; Yasuhito Tanaka; Masataka Tsuge; Shiro Oka; Hidewaki Nakagawa
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Clinical outcomes and recurrence patterns in pancreatic ductal adenocarcinoma diagnosed at an early stage: insights from a multicenter cohort study in Japan
err2026-01-03
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errJuri Ikemoto; Yasutaka Ishii; Keiji Hanada; Tamito Sasaki; Yoshifumi Fujimoto; Atsushi Yamaguchi; Bunjiro Noma; Tomoyuki Minami; Masanobu Yukutake; Akihito Okazaki; Teruo Mouri; Shinya Nakamura; Kenichiro Uemura; Shinya Takahashi; Koji Arihiro; Shiro Oka
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Eosinophilic cholangitis without peripheral eosinophilia presenting as a localized bile duct stricture mimicking perihilar cholangiocarcinoma
err2026-01-01
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PREAI
errMori, Takeshi; Ishii, Yasutaka; Nakamura, Shinya; Ikemoto, Juri; Furukawa, Masaru; Yamashita, Yumiko; Arihiro, Koji; Uemura, Kenichiro; Takahashi, Shinya; Oka, Shiro
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Rituximab-associated colitis with colonic perforation requiring subtotal colectomy in systemic sclerosis
err2026-01-01
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PREAI
errKuhara, Yuta; Uegami, Shinnosuke; Miyata, Masahide; Okazawa, Yoshimi; Doi, Hirofumi; Shimbara, Kensuke; Kitagawa, Hiroki; Arihiro, Koji; Takahashi, Shinya; Ohge, Hiroki
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Clinicopathological Features of Small Pancreatic Neuroendocrine Neoplasms 10 mm or Smaller
err2025-09-30
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errTetsuro Hirano; Masahiro Serikawa; Yasutaka Ishii; Shinya Nakamura; Juri Ikemoto; Masaru Furukawa; Yumiko Yamashita; Noriaki Iijima; Yasuhiro Okuda; Risa Nomura; Koji Arihiro; Kenichiro Uemura; Shinya Takahashi; Hideki Ohdan; Shiro Oka
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Reply to the letter to editor regarding critical appraisal of the study on postoperative pancreatic enzyme replacement therapy after total pancreatectomy
err2025-05-02
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PREAI
errRyuta Shintakuya; Kenichiro Uemura; Tatsuaki Sumiyoshi; Kenjiro Okada; Kenta Baba; Takumi Harada; Yasutaka Ishii; Shiro Oka; Koji Arihiro; Yoshiaki Murakami; Shinya Takahashi
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Exploring the possibility of omitting axillary surgery in patients with clinical node-positive breast cancer achieving ypT0 after neoadjuvant chemotherapy
err2025-04-12
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errShigematsu, Hideo; Takaya, Momoko; Suzuki, Kanako; Fujimoto, Mutsumi; Ikejiri, Haruka; Amioka, Ai; Hiraoka, Emiko; Sasada, Shinsuke; Arihiro, Koji; Okada, Morihito
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Diversity of ER-positive and HER2-negative breast cancer stem cells attained using selective culture techniques
err2025-03-10
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errSueoka, Satoshi; Kai, Azusa; Kobayashi, Yukino; Ito, Masaoki; Sasada, Shinsuke; Emi, Akiko; Gotoh, Noriko; Arihiro, Koji; Nakayama, Koh; Okada, Morihito; Kadoya, Takayuki
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Multiomics Analysis of Liver Molecular Dysregulation Leading to Nonviral-Related Hepatocellular Carcinoma Development
err2025-02-21
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errNakahara, Hikaru; Ono, Atsushi; Hayes, C. Nelson; Shirane, Yuki; Miura, Ryoichi; Fujii, Yasutoshi; Tamura, Yosuke; Uchikawa, Shinsuke; Fujino, Hatsue; Nakahara, Takashi; Murakami, Eisuke; Yamauchi, Masami; Kawaoka, Tomokazu; Miki, Daiki; Tsuge, Masataka; Kobayashi, Tsuyoshi; Ohdan, Hideki; Arihiro, Koji; Oka, Shiro
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Real-world data analysis for factors influencing the quality check status in FoundationOne CDx cancer genomic profiling tests
err2025-02-12
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errNiitsu, Hiroaki; Nakahara, Hikaru; Ishida, Katsunari; Kaneko, Yoshie; Hayes, C. Nelson; Arihiro, Koji; Hinoi, Takao
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Serum IL-6 concentration is a useful biomarker to predict the efficacy of atezolizumab plus bevacizumab in patients with hepatocellular carcinoma
err2024-12-09
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errMiura, Ryoichi; Ono, Atsushi; Nakahara, Hikaru; Shirane, Yuki; Yamaoka, Kenji; Fujii, Yasutoshi; Uchikawa, Shinsuke; Fujino, Hatsue; Murakami, Eisuke; Kawaoka, Tomokazu; Miki, Daiki; Tsuge, Masataka; Kishi, Takeshi; Ohishi, Waka; Sakamoto, Naoya; Arihiro, Koji; Hayes, Clair Nelson; Oka, Shiro
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Impact of endoscopic ultrasound-guided fine needle aspiration on positive peritoneal lavage cytology in patients with resectable pancreatic body and tail cancer
err2024-08-08
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PREAI
errIshii, Yasutaka; Serikawa, Masahiro; Uemura, Kenichiro; Tatsukawa, Yumiko; Nakamura, Shinya; Ikemoto, Juri; Miyamoto, Sayaka; Arihiro, Koji; Takahashi, Shinya; Oka, Shiro
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Endoscopic Retrograde Cholangiopancreatography-Related Procedures for the Differential Diagnosis of Isolated Immunoglobin G4-Related Sclerosing Cholangitis and Perihilar Cholangiocarcinoma
err2024-07-26
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errFurukawa, Masaru; Ishii, Yasutaka; Tatsukawa, Yumiko; Nakamura, Shinya; Ikemoto, Juri; Miyamoto, Sayaka; Nakamura, Kazuki; Yamashita, Yumiko; Iijima, Noriaki; Okuda, Yasuhiro; Nomura, Risa; Arihiro, Koji; Hanada, Keiji; Oka, Shiro
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Influence of dispersion slope on the diagnosis of liver fibrosis by the shear wave in metabolic dysfunction-associated steatotic liver disease
err2024-05-28
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errUeda, Naoyuki; Mokuda, Sho; Kawaoka, Tomokazu; Uchikawa, Shinsuke; Amioka, Kei; Tsuge, Masataka; Asada, Kana; Okada, Yuri; Kobayashi, Yui; Ishikawa, Mai; Arase, Takashi; Arihiro, Koji; Oka, Shiro
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Clinical Utility of the Combined Use of CA19-9 and DUPAN-2 in Pancreatic Adenocarcinoma
err2024-04-23
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errSumiyoshi, Tatsuaki; Uemura, Kenichiro; Shintakuya, Ryuta; Okada, Kenjiro; Baba, Kenta; Harada, Takumi; Serikawa, Masahiro; Ishii, Yasutaka; Nakamura, Shinya; Arihiro, Koji; Murakami, Yoshiaki; Takahashi, Shinya
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Characteristics and Prognosis of Sporadic Neoplasias Detected in Patients with Ulcerative Colitis
err2024-02-28
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PREAI
errYamamoto, Noriko; Yamashita, Ken; Takehara, Yudai; Morimoto, Shin; Tanino, Fumiaki; Kamigaichi, Yuki; Tanaka, Hidenori; Arihiro, Koji; Shimamoto, Fumio; Oka, Shiro
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A study of lung cancer cases who participated in cancer genome medicine at our hospital
err2023-11-01
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errSumii, Masahiko; Namba, Masashi; Tokumo, Kentaro; Yamauchi, Masami; Nakahara, Hikaru; Urabe, Yuji; Hayes, Nelson; Itamura, Ryo; Motonaga, Masanori; Sakamoto, Shinjiro; Yamaguchi, Kakuhiro; Masuda, Takeshi; Fujitaka, Kazunori; Okamoto, Wataru; Arihiro, Koji; Hiyama, Eiso; Hattori, Noboru; Hinoi, Takao; Sugiyama, Kazuhiko
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The Significance of Histopathological Findings on Clinical Outcomes in Endoscopic Papillectomy with Endocut
err2023-10-30
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errMiyamoto, Sayaka; Serikawa, Masahiro; Ishii, Yasutaka; Tatsukawa, Yumiko; Nakamura, Shinya; Ikemoto, Juri; Tamura, Yosuke; Nakamura, Kazuki; Furukawa, Masaru; Yamashita, Yumiko; Iijima, Noriaki; Arihiro, Koji; Oka, Shiro
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