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Shigeto Ashina

Observed name: S Ashina
ORCID: 0000-0001-8167-301X
Observed ORCID: 0000-0001-8167-301X
OpenAlex ID: A5086657884
Integrated analysis of tertiary lymphoid structures in relation to tumor-infiltrating lymphocytes and patient survival in pancreatic ductal adenocarcinoma
2023 · Takeshi Tanaka, Atsuhiro Masuda, et al. · Journal of Gastroenterology · 40
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Clinical outcomes of ampullary neoplasms in resected margin positive or uncertain cases after endoscopic papillectomy
2019 · Arata Sakai, Masahiro Tsujimae, et al. · World Journal of Gastroenterology · 38
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Evaluation of efficacy of pancreatic juice cytology for risk classification according to international consensus guidelines in patients with intraductal papillary mucinous neoplasm; a retrospective study
2019 · Kohei Yamakawa, Atsuhiro Masuda, et al. · Pancreatology · 26
Metabolic Syndrome Accelerates the Age-Related Increase of Intraductal Papillary Mucinous Neoplasm of the Pancreas
2023 · Shunta Tanaka, Masahiro Tsujimae, et al. · Pancreas · 25
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Association of Sarcopenia with a Poor Prognosis and Decreased Tumor-Infiltrating CD8-Positive T Cells in Pancreatic Ductal Adenocarcinoma: A Retrospective Analysis
2023 · Shigeto Masuda, Kohei Yamakawa, et al. · Annals of Surgical Oncology · 25
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Advantage of endoscopic papillectomy for ampullary tumors as an alternative treatment for pancreatoduodenectomy
2022 · Shohei Abe, Arata Sakai, et al. · Scientific Reports · 19
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A comprehensive analysis of tumor-stromal collagen in relation to pathological, molecular, and immune characteristics and patient survival in pancreatic ductal adenocarcinoma
2023 · Shigeto Ashina, Atsuhiro Masuda, et al. · Journal of Gastroenterology · 15
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Comprehensive Analysis of Molecular Biologic Characteristics of Pancreatic Ductal Adenocarcinoma Concomitant with Intraductal Papillary Mucinous Neoplasm
2022 · Masahiro Tsujimae, Atsuhiro Masuda, et al. · Annals of Surgical Oncology · 15
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Computed tomography imaging-based predictors of the need for a step-up approach after initial endoscopic ultrasound-guided transmural drainage for pancreatic fluid collections
2022 · Masahiro Tsujimae, Hideyuki Shiomi, et al. · Surgical Endoscopy · 13
Acute pancreatitis in intraductal papillary mucinous neoplasms correlates with pancreatic volume and epithelial subtypes
2020 · Takeshi Tanaka, Atsuhiro Masuda, et al. · Pancreatology · 13
Lobularity rather than hyperechoic foci/stranding on endoscopic ultrasonography is associated with more severe histological features in chronic pancreatitis
2022 · Noriko Inomata, Atsuhiro Masuda, et al. · Journal of Gastroenterology and Hepatology · 12
Prediction of pancreatic atrophy after steroid therapy using equilibrium‐phase contrast computed tomography imaging in autoimmune pancreatitis
2020 · Yasutaka Yamada, Atsuhiro Masuda, et al. · JGH Open · 11
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Benefits of pancreatic parenchymal endoscopic ultrasonography in predicting microscopic precancerous lesions of pancreatic cancer
2023 · Kohei Yamakawa, Noriko Inomata, et al. · Scientific Reports · 6
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Eosinophilic Cholangitis Without Biliary Stricture After the Treatment of Eosinophilic Esophagitis
2019 · Shunta Tanaka, Arata Sakai, et al. · ACG Case Reports Journal · 6
Significance of pancreatic calcification on preoperative computed tomography of intraductal papillary mucinous neoplasms
2019 · Masahiro Tsujimae, Atsuhiro Masuda, et al. · Journal of Gastroenterology and Hepatology · 6
A Case in which an Intraductal Papillary Neoplasm of the Bile Duct Was Surgically Resected 12 Years after the Initial Diagnosis
2020 · Masahiro Tsujimae, Arata Sakai, et al. · Internal Medicine · 5
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Progression of Recurrent Pancreatitis to Chronic Pancreatitis within 3 Years due to SPINK1 Mutation IVS3+2T>C
2023 · Susumu Horitani, Masahiro Tsujimae, et al. · Case Reports in Gastroenterology · 3
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A case of high-grade pancreatic intraepithelial neoplasia diagnosed based on focal pancreatic parenchymal atrophy after acute pancreatitis
2020 · Noriko Inomata, Takashi Kobayashi, et al. · Clinical Journal of Gastroenterology · 2
Peripancreatic Vascular Involvement and Gastric Varices in Autoimmune Pancreatitis: A Multicenter Retrospective Study
2025 · Noriko Juri, Atsuhiro Masuda, et al. · Clinical Gastroenterology and Hepatology · 1
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Gastrointestinal: Gastric outlet obstruction caused by a hamartomatous inverted polyp and an ectopic pancreas
2020 · S Ashina, A Sakai, et al. · Journal of Gastroenterology and Hepatology · 1
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Deep Learning Detection of Direct and Indirect Imaging Findings Associated with Pancreatic Cancer at Contrast-enhanced and Noncontrast CT
2026 · Takeru Yamaguchi, Keitaro Sofue, et al. · Radiology
Prospective pilot study of functional assessment of the Sphincter of Oddi via cine-dynamic MRCP with selective inversion recovery pulse
2026 · Yuki Oka, Arata Sakai, et al. · Journal of Gastroenterology
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ASO Visual Abstract: Association of Sarcopenia with a Poor Prognosis and Decreased Tumor-Infiltrating CD8-Positive T Cells in Pancreatic Ductal Adenocarcinoma—A Retrospective Analysis
2023 · Shigeto Masuda, Kohei Yamakawa, et al. · Annals of Surgical Oncology
ASO Visual Abstract: Comprehensive Analysis of Molecular Biological Characteristics of Pancreatic Ductal Adenocarcinoma Concomitant with Intraductal Papillary Mucinous Neoplasm
2022 · Masahiro Tsujimae, Atsuhiro Masuda, et al. · Annals of Surgical Oncology
Works count: 24
Citation count: 282
H-index: 11
I10-index: 12
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