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Author

Keiichi Hatamaru

Observed names: K. Hatamaru, KEIICHI HATAMARU
Observed institutions: Wakayama Medical University, Osaka Red Cross Hospital, Japanese Red Cross Society Wakayama Medical Center, Rinku General Medical Center, Wakayama Medical University Hospital, Wakayama University
ORCID: 0000-0001-9061-4361
Observed ORCID: 0000-0001-9061-4361
OpenAlex ID: A5016646379
Impact of endoscopic ultrasonography on diagnosis of pancreatic cancer
2018 · Masayuki Kitano, Takeichi Yoshida, et al. · Journal of Gastroenterology · 329
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Endoscopic Ultrasound–guided Fine-needle Biopsy With or Without Rapid On-site Evaluation for Diagnosis of Solid Pancreatic Lesions: A Randomized Controlled Non-Inferiority Trial
2021 · Stefano Francesco Crinò, Roberto Di Mitri, et al. · Gastroenterology · 177
Comparison of percutaneous radiofrequency thermal ablation and surgical resection for small hepatocellular carcinoma
2011 · Hiroki Nishikawa, Tadashi Inuzuka, et al. · BMC Gastroenterology · 89
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Multicenter prospective evaluation study of endoscopic ultrasound‐guided hepaticogastrostomy combined with antegrade stenting (with video)
2017 · Takeshi Ogura, Masayuki Kitano, et al. · Digestive Endoscopy · 86
Covered self‐expandable metal stents versus plastic stents for preoperative biliary drainage in patient receiving neo‐adjuvant chemotherapy for borderline resectable pancreatic cancer: Prospective randomized study
2021 · Takashi Tamura, Masahiro Itonaga, et al. · Digestive Endoscopy · 62
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Utility of Elastography with Endoscopic Ultrasonography Shear-Wave Measurement for Diagnosing Chronic Pancreatitis
2019 · Yasunobu Yamashita, Kensuke Tanioka, et al. · Gut and Liver · 60
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Needle tract seeding after endoscopic ultrasound‐guided tissue acquisition of pancreatic tumors: Nationwide survey in Japan
2022 · Masayuki Kitano, Makoto Yoshida, et al. · Digestive Endoscopy · 58
Clinical dilemma of endoscopic ultrasound‐guided fine needle aspiration for resectable pancreatic body and tail cancer
2021 · Masayuki Kitano, Kosuke Minaga, et al. · Digestive Endoscopy · 48
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Radiofrequency ablation for hepatocellular carcinoma: the relationship between a new grading system for the ablative margin and clinical outcomes
2012 · Hiroki Nishikawa, Yukio Osaki, et al. · Journal of Gastroenterology · 46
The Effect of Long-term Supplementation With Branched-chain Amino Acid Granules in Patients With Hepatitis C Virus-related Hepatocellular Carcinoma After Radiofrequency Thermal Ablation
2012 · Hiroki Nishikawa, Yukio Osaki, et al. · Journal of Clinical Gastroenterology · 39
Endoscopic ultrasonography shear wave as a predictive factor of endocrine/exocrine dysfunction in chronic pancreatitis
2020 · Yasunobu Yamashita, Kensuke Tanioka, et al. · Journal of Gastroenterology and Hepatology · 38
The usefulness of EUS‐FNA with contrast‐enhanced harmonic imaging of solid pancreatic lesions: A prospective study
2020 · Masahiro Itonaga, Masayuki Kitano, et al. · Journal of Gastroenterology and Hepatology · 33
Endoscopic ultrasound‐guided choledochoduodenostomy using a thin stent delivery system in patients with unresectable malignant distal biliary obstruction: A prospective multicenter study
2018 · Masahiro Itonaga, Masayuki Kitano, et al. · Digestive Endoscopy · 33
Impact of sarcopenia on prediction of progression-free survival and overall survival of patients with pancreatic ductal adenocarcinoma receiving first-line gemcitabine and nab-paclitaxel chemotherapy
2021 · Tomoya Emori, Masahiro Itonaga, et al. · Pancreatology · 30
Percutaneous radiofrequency ablation for hepatocellular carcinoma: clinical outcome and safety in elderly patients.
2012 · Hiroki Nishikawa, Yukio Osaki, et al. · PubMed · 30
Utility of Contrast-Enhanced Harmonic Endoscopic Ultrasonography for Early Diagnosis of Small Pancreatic Cancer
2020 · Yasunobu Yamashita, Kensuke Tanioka, et al. · Diagnostics · 29
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A Novel Endoscopic Ultrasonography Imaging Technique for Depicting Microcirculation in Pancreatobiliary Lesions without the Need for Contrast-Enhancement: A Prospective Exploratory Study
2021 · Yasunobu Yamashita, Takanori Yoshikawa, et al. · Diagnostics · 28
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Transcatheter arterial infusion chemotherapy prior to radiofrequency thermal ablation for single hepatocellular carcinoma reduces the risk of intrahepatic distant recurrence
2012 · HIROKI NISHIKAWA, YUKIO OSAKI, et al. · International Journal of Oncology · 25
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Novel endoscopic ultrasonography imaging technique for visualizing microcirculation without contrast enhancement in subepithelial lesions: Prospective study
2020 · Yasunobu Yamashita, Takanori Yoshikawa, et al. · Digestive Endoscopy · 24
The effect of pegylated interferon-alpha2b and ribavirin combination therapy for chronic hepatitis C infection in elderly patients
2012 · Hiroki Nishikawa, Eriko Iguchi, et al. · BMC Research Notes · 23
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Diagnostic efficacy of smear plus liquid-based cytology for EUS-FNA of solid pancreatic lesions
2019 · Masahiro Itonaga, Shin-Ichi Murata, et al. · Medicine · 21
Impact of pretreatment serum cholinesterase level in unresectable advanced hepatocellular carcinoma patients treated with sorafenib
2012 · HARUHIKO TAKEDA, HIROKI NISHIKAWA, et al. · Molecular and Clinical Oncology · 21
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Shear-wave versus strain elastography in endoscopic ultrasound for the diagnosis of chronic pancreatitis
2022 · Yasunobu Yamashita, Hirofumi Yamazaki, et al. · Pancreatology · 20
Pulmonary embolism after arterial chemoembolization for hepatocellular carcinoma: An autopsy case report
2015 · Keiichi Hatamaru · World Journal of Gastroenterology · 18
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Percutaneous radiofrequency ablation therapy for recurrent hepatocellular carcinoma.
2012 · Hiroki Nishikawa, Yukio Osaki, et al. · PubMed · 18
Works count: 85
Citation count: 1,712
H-index: 21
I10-index: 40
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