IWAYA, Yugo | Shinshu University Researcher Directory

Academic Organization	Academic Assembly　School of Medicine and Health Sciences　Institute of Medicine	TEL
Education and Research Organization	School of Medicine　Department of Medicine	FAX
Position	Associate Professor	Mail Address
Address	3-1-1, Asahi, Matsumoto City 390-8621	Web site

Profile

Research Field: Gastroenterology
Keywords:Gastroenterology , Gastrointestinal tract , esophagus , stomach , Barrett's esophagus

Academic Societies: Academic Societies
American Society for Gastrointestinal Endoscopy

Academic Background: Graduate School
信州大学大学院 , 2014

Degree
Docter of Philosophy , Shinshu University
Docter of Medicine , Shinshu University

Research Career: Overseas Education
2016-2018 , Advanced Therapeutic Endoscopy Unit, St. Michael's Hospital, University of Toronto, Canada

Research

Books, Articles, etc.: Articles
CD8(+) Lymphocyte Infiltration Is a Specific Feature of Colitis Induced by Immune Checkpoint Inhibitors
DIGESTIVE DISEASES AND SCIENCES,68(2):451-459 2023
Author:Takahashi, Yoshiyuki; Nagaya, Tadanobu; Iwaya, Yugo; Okamura, Takuma; Hirayama, Atsuhiro; Iwaya, Mai; Uehara, Takeshi; Umemura, Takeji

Number and distribution of eosinophils and lymphocytes in the Japanese pediatric gastrointestinal tract: in search of a definition for abnormally increased eosinophils
WORLD JOURNAL OF PEDIATRICS,19(3):251-260 2023
Author:Iwaya, Mai; Kobayashi, Shota; Nakayama, Yoshiko; Kato, Sawako; Kurasawa, Shingo; Sado, Tomomitsu; Iwaya, Yugo; Uehara, Takeshi; Ota, Hiroyoshi

Transmesenteric approach for laparoscopic endoscopic cooperative surgery for a duodenal adenoma located in the third portion of the duodenum
ASIAN JOURNAL OF ENDOSCOPIC SURGERY 2023
Author:Muranaka, Futoshi; Kitazawa, Masato; Iwaya, Yugo; Tokumaru, Shigeo; Nakamura, Satoshi; Koyama, Makoto; Yamamoto, Yuta; Hondo, Nao; Soejima, Yuji

Predictors of recurrence of dysplasia or cancer in patients with dysplastic Barrett's esophagus following complete eradication of dysplasia: a single-center retrospective cohort study
SURGICAL ENDOSCOPY AND OTHER INTERVENTIONAL TECHNIQUES,36(7):5041-5048 2022
Author:Kobayashi, Ryosuke; Calo, Natalia Causada; Marcon, Norman; Iwaya, Yugo; Shimamura, Yuto; Honda, Hirokazu; Streutker, Catherine; Mosko, Jeffrey; May, Gary; Teshima, Christopher

Gastric adenocarcinoma arising from hamartomatous inverted polyp during 8-year follow-up
DEN OPEN,2(1) 2022
Author:Okamura, Takuma; Iwaya, Yugo; Nagaya, Tadanobu; Muranaka, Futoshi; Ota, Hiroyoshi; Umemura, Takeji

Comparison of scope holding sign on endoscopy and lower esophageal sphincter contraction on high-resolution manometry: A pilot study
DEN OPEN,2(1) 2022
Author:Fujiyoshi, Yusuke; Inoue, Haruhiro; Shimamura, Yuto; Fujiyoshi, Mary Raina Angeli; Rodriguez de Santiago, Enrique; Nishikawa, Yohei; Toshimori, Akiko; Tanabe, Mayo; Sumi, Kazuya; Iwaya, Yugo; Ono, Masashi; Izawa, Shinya; Ikeda, Haruo; Onimaru, Manabu

Artificial Intelligence (AI) for Evaluating the Risk of Gastric Cancer; A High Quality AI System for Detecting and Scoring Intestinal Metaplasia Was Constructed Successfully Using Deep Learning
MODERN PATHOLOGY,35(SUPPL 2):470-470 2022
Author:Iwaya, Mai; Hayashi, Yuichiro; Sakai, Yasuhiro; Yoshizawa, Akihiko; Uehara, Takeshi; Iwaya, Yugo; Ota, Hiroyoshi; Mori, Kensaku

Artificial Intelligence (AI) for Evaluating the Risk of Gastric Cancer; A High Quality AI System for Detecting and Scoring Intestinal Metaplasia Was Constructed Successfully Using Deep Learning
LABORATORY INVESTIGATION,102(SUPPL 1):470-470 2022
Author:Iwaya, Mai; Hayashi, Yuichiro; Sakai, Yasuhiro; Yoshizawa, Akihiko; Uehara, Takeshi; Iwaya, Yugo; Ota, Hiroyoshi; Mori, Kensaku

Association between endoscopic pressure study integrated system (EPSIS) and high-resolution manometry
ENDOSCOPY INTERNATIONAL OPEN,10(6):E762-E768 2022
Author:Fujiyoshi, Yusuke; Inoue, Haruhiro; Shimamura, Yuto; Fujiyoshi, Mary Raina Angeli; de Santiago, Enrique Rodriguez; Nishikawa, Yohei; Toshimori, Akiko; Tanabe, Mayo; Sumi, Kazuya; Ono, Masashi; Iwaya, Yugo; Ikeda, Haruo; Onimaru, Manabu

Histopathologically defined intestinal metaplasia in lesser curvature of corpus prior to Helicobacter pylori eradication is a risk factor for gastric cancer development
HELICOBACTER,27(6) 2022
Author:Hara, Daichi; Okamura, Takuma; Iwaya, Yugo; Nagaya, Tadanobu; Ota, Hiroyoshi; Umemura, Takeji

Gastric Cancer After Helicobacter pylori Eradication for Nodular Gastritis in an Adolescent
CUREUS JOURNAL OF MEDICAL SCIENCE,14(10) 2022
Author:Okmaura, Takuma; Iwaya, Yugo; Iwaya, Mai; Koizumi, Tomonobu; Nagaya, Tadanobu

Clinicopathological features of nodular gastritis in three classes of age
HELICOBACTER,26(6):e12845 2021(Dec.)
Author:Kako, Satoko; Iwaya, Yugo; Nagaya, Tadanobu; Hara, Daichi; Okamura, Takuma; Iwaya, Mai; Kurasawa, Shingo; Kato, Sawako; Nakayama, Yoshiko; Akamatsu, Taiji; Umemura, Takeji;
Keywords:classes of age; inflammation; nodular gastritis; pangastritis; updated Sydney System score;

Diagnostic yield of fourth-generation endocytoscopy for esophageal squamous lesions using a modified endocytoscopic classification
DIGESTIVE ENDOSCOPY,33(7):1093-1100 2021(Nov.)
Author:Shimamura, Yuto; Inoue, Haruhiro; Rodriguez de Santiago, Enrique; Abad, Mary Raina Angeli; Fujiyoshi, Yusuke; Toshimori, Akiko; Tanabe, Mayo; Sumi, Kazuya; Iwaya, Yugo; Ikeda, Haruo; Onimaru, Manabu; Kushima, Miki; Goda, Kenichi;
Keywords:cancer; diagnostic imaging; endoscopy; esophagus; image enhanced endoscopy;

Clinical and pathological predictors of failure of endoscopic therapy for Barrett's related high-grade dysplasia and early esophageal adenocarcinoma
SURGICAL ENDOSCOPY AND OTHER INTERVENTIONAL TECHNIQUES,35(10):5468-5479 2021(Oct.)
Author:Shimamura, Yuto; Iwaya, Yugo; Kobayashi, Ryosuke; Rodriguez de Santiago, Enrique; Muwanwella, Niroshan; Raftopoulos, Spiro; Mosko, Jeffrey D.; May, Gary R.; Kandel, Gabor; Kortan, Paul; Marcon, Norman; Teshima, Christopher W.;
Keywords:Endoscopy; Endoscopic resection; Barrett's esophagus; Cancer; Esophageal adenocarcinoma;

Colitis-associated colorectal adenocarcinomas frequently express claudin 18 isoform 2: implications for claudin 18.2 monoclonal antibody therapy
HISTOPATHOLOGY,79(2):227-237 2021(Aug.)
Author:Iwaya, Mai; Hayashi, Hiroyuki; Nakajima, Tomoyuki; Matsuda, Kazuyuki; Kinugawa, Yasuhiro; Tobe, Yosuke; Tateishi, Yoko; Iwaya, Yugo; Uehara, Takeshi; Ota, Hiroyoshi;
Keywords:claudin‐ 18; colorectal adenocarcinoma; HER2; inflammatory bowel disease; zolbetuximab;

Characterization of intragastric pressure waveform in endoscopic pressure study integrated system: Novel diagnostic device for gastroesophageal reflux disease
DIGESTIVE ENDOSCOPY,33(5):780-787 2021(Jul.)
Author:Shimamura, Yuto; Inoue, Haruhiro; Rodriguez de Santiago, Enrique; Abad, Mary Raina Angeli; Fujiyoshi, Yusuke; Toshimori, Akiko; Tanabe, Mayo; Sumi, Kazuya; Iwaya, Yugo; Ikeda, Haruo; Onimaru, Manabu;
Keywords:endoscopic diagnosis; endoscopy; esophagus; gastroesophageal reflux disease;

Successful treatment of gallstone ileus with double-balloon enteroscopy-assisted electrohydraulic lithotripsy
DIGESTIVE AND LIVER DISEASE,53(4):498-499 2021(Apr.)
Author:Kako, Satoko; Iwaya, Yugo; Nagaya, Tadanobu; Umemura, Takeji;

Endoscopic treatment of proton pump inhibitor-refractory gastroesophageal reflux disease with anti-reflux mucosectomy: Experience of 109 cases
DIGESTIVE ENDOSCOPY,33(3):347-354 2021(Mar.)
Author:Sumi, Kazuya; Inoue, Haruhiro; Kobayashi, Yasutoshi; Iwaya, Yugo; Abad, Mary Raina Angeli; Fujiyoshi, Yusuke; Shimamura, Yuto; Ikeda, Haruo; Onimaru, Manabu;
Keywords:anti-reflux mucosectomy; endoscopic mucosal resection; gastroesophageal reflux disease; proton pump inhibitor;

Predictors of recurrence of dysplasia or cancer in patients with dysplastic Barrett's esophagus following complete eradication of dysplasia: a single-center retrospective cohort study
SURGICAL ENDOSCOPY AND OTHER INTERVENTIONAL TECHNIQUES 2021
Author:Kobayashi, Ryosuke; Calo, Natalia Causada; Marcon, Norman; Iwaya, Yugo; Shimamura, Yuto; Honda, Hirokazu; Streutker, Catherine; Mosko, Jeffrey; May, Gary; Teshima, Christopher;
Keywords:Barrett's esophagus; Dysplasia; Radiofrequency ablation; Endoscopic mucosal resection; Recurrence;

Endoscopic pressure study integrated system reflects gastroesophageal junction competence in patients with erosive esophagitis and Barrett ' s esophagus
DIGESTIVE ENDOSCOPY,32(7):1050-1056 2020(Nov.)
Author:Iwaya, Yugo; Inoue, Haruhiro; de Santiago, Enrique Rodriguez; Abad, Mary Raina Angeli; Fujiyoshi, Yusuke; Ueno, Akiko; Tanabe, Mayo; Sumi, Kazuya; Tomida, Hideomi; Ominami, Masaki; Ikeda, Haruo; Onimaru, Manabu; Shimamura, Yuto;
Keywords:Barrett's esophagus; diagnosis; endoscopy; erosive esophagitis; gastroesophageal reflux;

A REVIEW OF THE GEOGRAPHICAL DISTRIBUTION AND IMPACT OF LOCATION ON TIME TO TREATMENT IN PATIENTS WITH BARRETT'S ESOPHAGUS ASSOCIATED HIGH-GRADE DYSPLASIA AND INTRAMUCOSAL CANCER: A CANADIAN TERTIARY CENTER EXPERIENCE
GASTROINTESTINAL ENDOSCOPY,91(6):AB158-AB158 2020(Jun.)
Author:Li, Suqing; Calo, Natalia C.; Kobayashi, Ryosuke; Iwaya, Yugo; Marcon, Norman E.; May, Gary R.; Mosko, Jeffrey D.; Teshima, Christopher W.;

Endoscopic pressure study integrated system reflects gastroesophageal junction competence in patients with erosive esophagitis and Barrett ' s esophagus
DIGESTIVE ENDOSCOPY 2020
Author:Iwaya, Yugo; Inoue, Haruhiro; de Santiago, Enrique Rodriguez; Abad, Mary Raina Angeli; Fujiyoshi, Yusuke; Ueno, Akiko; Tanabe, Mayo; Sumi, Kazuya; Tomida, Hideomi; Ominami, Masaki; Ikeda, Haruo; Onimaru, Manabu; Shimamura, Yuto;

Pedunculated signet ring cell carcinoma of the stomach mimicking a hyperplastic polyp
GASTROINTESTINAL ENDOSCOPY,90(5):848-849 2019(Nov.)
Author:Mochizuki, Yuichiro; Iwaya, Yugo; Iwaya, Mai; Hirota, Yuko; Inoue, Haruhiro;

Clinical characteristics may distinguish patients with esophageal adenocarcinoma arising from long- versus short-segment Barrett's esophagus
DIGESTIVE AND LIVER DISEASE,51(10):1470-1474 2019(Oct.)
Author:Iwaya, Yugo; Shimamura, Yuto; Mosko, Jeffrey D.; Kandel, Gabor; Kortan, Paul P.; May, Gary R.; Marcon, Norman E.; Teshima, Christopher W.;
Keywords:Clinical characteristics; Hiatus hernia; Smoking; Statin;

A NOVEL ENDOSCOPIC FUNDOPLICATION FOR GASTROESOPHAGEAL REFLUX DISEASE; ANTI-REFLUX MUCOSAL ABLATION (ARMA)
GASTROINTESTINAL ENDOSCOPY,89(6):AB190-AB190 2019(Jun.)
Author:Tanabe, Mayo; Inoue, Haruhiro; Ueno, Akiko; Shimamura, Yuto; Fukuda, Hisashi; Sumi, Kazuya; Tomida, Hideomi; Iwaya, Yugo; Ikeda, Haruo; Onimaru, Manabu;

UTILIZING THE NOVEL ENDOSCOPIC PRESSURE STUDY INTEGRATED SYSTEM (EPSIS) AND ITS RELATION TO EROSIVE ESOPHAGITIS AND BARRETT'S ESOPHAGUS
GASTROINTESTINAL ENDOSCOPY,89(6):AB466-AB466 2019(Jun.)
Author:Fujiyoshi, Yusuke; Iwaya, Yugo; Shimamura, Yuto; Sumi, Kazuya; Ikeda, Haruo; Onimaru, Manabu; Inoue, Haruhiro;

RETROGRADE DOUBLE-BALLOON ENTEROSCOPY FOR TREATMENT OF REFRACTORY DISTAL INTESTINAL OBSTRUCTION SYNDROME: DESCRIPTION OF A NOVEL APPLICATION
GASTROINTESTINAL ENDOSCOPY,89(6):AB124-AB124 2019(Jun.)
Author:Rumman, Amir; Al Ghamdi, Sarah; Iwaya, Yugo; Teshima, Christopher W.; May, Gary R.;

A NEWLY DEVELOPED DIAGNOSTIC TOOL FOR GERD AND NERD: ENDOSCOPIC PRESSURE STUDY INTEGRATED SYSTEM (EPSIS)
GASTROINTESTINAL ENDOSCOPY,89(6):AB197-AB197 2019(Jun.)
Author:Shimamura, Yuto; Manolakis, Anastassios C.; de Santiago, Enrique Rodriguez; Kobayashi, Yasutoshi; Ominami, Masaki; Fujiyoshi, Yusuke; Fukuda, Hisashi; Tomida, Hideomi; Sumi, Kazuya; Iwaya, Yugo; Ikeda, Haruo; Onimaru, Manabu; Inoue, Haruhiro;

THE EFFICACY OF ANTI-REFLUX MUCOSECTOMY (ARMS): A THREE-YEAR FOLLOW-UP STUDY
GASTROINTESTINAL ENDOSCOPY,89(6):AB195-AB195 2019(Jun.)
Author:Sumi, Kazuya; Inoue, Haruhiro; Shimamura, Yuto; Iwaya, Yugo; Tomida, Hideomi; Tanabe, Mayo; Fujiyoshi, Yusuke; Ikeda, Haruo; Onimaru, Manabu;

A NOVEL ENDOSCOPIC FUNDOPLICATION FOR GASTROESOPHAGEAL REFLUX DISEASE; ANTI-REFLUX MUCOSAL ABLATION (ARMA)
GASTROINTESTINAL ENDOSCOPY,89(6):AB190-AB190 2019(Jun.)
Author:Tanabe, Mayo; Inoue, Haruhiro; Ueno, Akiko; Shimamura, Yuto; Fukuda, Hisashi; Sumi, Kazuya; Tomida, Hideomi; Iwaya, Yugo; Ikeda, Haruo; Onimaru, Manabu;

RETROGRADE DOUBLE-BALLOON ENTEROSCOPY FOR TREATMENT OF REFRACTORY DISTAL INTESTINAL OBSTRUCTION SYNDROME: DESCRIPTION OF A NOVEL APPLICATION
GASTROINTESTINAL ENDOSCOPY,89(6):AB124-AB124 2019(Jun.)
Author:Rumman, Amir; Al Ghamdi, Sarah; Iwaya, Yugo; Teshima, Christopher W.; May, Gary R.;

A NEWLY DEVELOPED DIAGNOSTIC TOOL FOR GERD AND NERD: ENDOSCOPIC PRESSURE STUDY INTEGRATED SYSTEM (EPSIS)
GASTROINTESTINAL ENDOSCOPY,89(6):AB197-AB197 2019(Jun.)
Author:Shimamura, Yuto; Manolakis, Anastassios C.; de Santiago, Enrique Rodriguez; Kobayashi, Yasutoshi; Ominami, Masaki; Fujiyoshi, Yusuke; Fukuda, Hisashi; Tomida, Hideomi; Sumi, Kazuya; Iwaya, Yugo; Ikeda, Haruo; Onimaru, Manabu; Inoue, Haruhiro;

THE EFFICACY OF ANTI-REFLUX MUCOSECTOMY (ARMS): A THREE-YEAR FOLLOW-UP STUDY
GASTROINTESTINAL ENDOSCOPY,89(6):AB195-AB195 2019(Jun.)
Author:Sumi, Kazuya; Inoue, Haruhiro; Shimamura, Yuto; Iwaya, Yugo; Tomida, Hideomi; Tanabe, Mayo; Fujiyoshi, Yusuke; Ikeda, Haruo; Onimaru, Manabu;

A NOVEL ENDOSCOPIC FUNDOPLICATION FOR GASTROESOPHAGEAL REFLUX DISEASE; ANTI-REFLUX MUCOSAL ABLATION (ARMA)
GASTROINTESTINAL ENDOSCOPY,89(6):AB190-AB190 2019(Jun.)
Author:Tanabe, Mayo; Inoue, Haruhiro; Ueno, Akiko; Shimamura, Yuto; Fukuda, Hisashi; Sumi, Kazuya; Tomida, Hideomi; Iwaya, Yugo; Ikeda, Haruo; Onimaru, Manabu;

UTILIZING THE NOVEL ENDOSCOPIC PRESSURE STUDY INTEGRATED SYSTEM (EPSIS) AND ITS RELATION TO EROSIVE ESOPHAGITIS AND BARRETT'S ESOPHAGUS
GASTROINTESTINAL ENDOSCOPY,89(6):AB466-AB466 2019(Jun.)
Author:Fujiyoshi, Yusuke; Iwaya, Yugo; Shimamura, Yuto; Sumi, Kazuya; Ikeda, Haruo; Onimaru, Manabu; Inoue, Haruhiro;

RETROGRADE DOUBLE-BALLOON ENTEROSCOPY FOR TREATMENT OF REFRACTORY DISTAL INTESTINAL OBSTRUCTION SYNDROME: DESCRIPTION OF A NOVEL APPLICATION
GASTROINTESTINAL ENDOSCOPY,89(6):AB124-AB124 2019(Jun.)
Author:Rumman, Amir; Al Ghamdi, Sarah; Iwaya, Yugo; Teshima, Christopher W.; May, Gary R.;

A NEWLY DEVELOPED DIAGNOSTIC TOOL FOR GERD AND NERD: ENDOSCOPIC PRESSURE STUDY INTEGRATED SYSTEM (EPSIS)
GASTROINTESTINAL ENDOSCOPY,89(6):AB197-AB197 2019(Jun.)
Author:Shimamura, Yuto; Manolakis, Anastassios C.; de Santiago, Enrique Rodriguez; Kobayashi, Yasutoshi; Ominami, Masaki; Fujiyoshi, Yusuke; Fukuda, Hisashi; Tomida, Hideomi; Sumi, Kazuya; Iwaya, Yugo; Ikeda, Haruo; Onimaru, Manabu; Inoue, Haruhiro;

THE EFFICACY OF ANTI-REFLUX MUCOSECTOMY (ARMS): A THREE-YEAR FOLLOW-UP STUDY
GASTROINTESTINAL ENDOSCOPY,89(6):AB195-AB195 2019(Jun.)
Author:Sumi, Kazuya; Inoue, Haruhiro; Shimamura, Yuto; Iwaya, Yugo; Tomida, Hideomi; Tanabe, Mayo; Fujiyoshi, Yusuke; Ikeda, Haruo; Onimaru, Manabu;

HELICOBACTER PYLORI INFECTION AMONG YOUNG PEOPLE AND THEIR CHARACTERISTIC ENDOSCOPIC IMAGES
GASTROENTEROLOGY,156(6):S526-S526 2019(May)
Author:Uehara, Hiroyuki; Akamatsu, Taiji; Suga, Tomoaki; Nagaya, Tadanobu; Iwaya, Yugo; Okamura, Takuma; Ito, Akihiro; Tanaka, Eiji;

Clinical characteristics may distinguish patients with esophageal adenocarcinoma arising from long- versus short-segment Barrett's esophagus.
Dig Liver Dis.,27 2019(May)
Author:Iwaya Y, Shimamura Y, Mosko JD, Kandel G, Kortan PP, May GR, Marcon NE, Teshima CW.

A Schwannoma of the Small Bowel
CLINICAL GASTROENTEROLOGY AND HEPATOLOGY,17(4):E35-E35 2019(Mar.)
Author:Iwaya, Yugo; Streutker, Catherine; Marcon, Norman;

Clinical characteristics of young patients with early Barrett's neoplasia
WORLD JOURNAL OF GASTROENTEROLOGY,25(24):3069-3078 2019
Author:Iwaya, Yugo; Shimamura, Yuto; Goda, Kenichi; Rodriguez de Santiago, Enrique; Coneys, John Gerard; Mosko, Jeffrey D.; Kandel, Gabor; Kortan, Paul; May, Gary; Marcon, Norman; Teshima, Christopher;

Hemangiolymphangioma of the small bowel: A rare cause of chronic anemia
DIGESTIVE AND LIVER DISEASE,50(11):1248-1248 2018(Nov.)
Author:Iwaya, Yugo; Streutker, Catherine J.; Coneys, J. Gerard; Marcon, Norman;

Buried Barrett's Adenocarcinoma Clearly Demonstrated with Acetic Acid Chromoendoscopy
AMERICAN JOURNAL OF GASTROENTEROLOGY,113(11):1580-1580 2018(Nov.)
Author:Iwaya, Yugo; Rowsell, Corwyn; Gupta, Vikas; Marcon, Norman;

Narrow-band imaging of a gastric carcinoma with lymphoid stroma associated with Epstein-Barr virus
GASTROINTESTINAL ENDOSCOPY,88(2):400-401 2018(Aug.)
Author:Iwaya, Yugo; Streutker, Catherine J.; Marcon, Norman;

ONGOING GERD SYMPTOMS AND OBESITY ARE POTENTIAL RISK FACTORS FOR BARRETT'S ADENOCARCINOMA AND HIGH-GRADE DYSPLASIA AMONG PATIENTS UNDER 50 YEARS OF AGE
GASTROINTESTINAL ENDOSCOPY,87(6):AB275-AB275 2018(Jun.)
Author:Iwaya, Yugo; Shimamura, Yuto; Cirocco, Maria; Mosko, Jeffrey D.; Kandel, Gabor; Kortan, Paul P.; May, Gary R.; Marcon, Norman E.; Teshima, Christopher W.;

Endoscopic treatment of Barrett's esophagus: What can we learn from the Western perspective?
DIGESTIVE ENDOSCOPY,30(2):182-191 2018(Mar.)
Author:Shimamura, Yuto; Iwaya, Yugo; Goda, Kenichi; Teshima, Christopher W.;

Hot avulsion may be effective as salvage treatment for focal Barrett's esophagus remaining after endoscopic therapy for dysplasia or early cancer: a preliminary study
ENDOSCOPY,50(1):8-13 2018(Jan.)
Author:Aranda-Hernandez, Javier; Shimamura, Yuto; Grin, Andrea; Iwaya, Yugo; Cirocco, Maria; Kandel, Gabor; May, Gary; Kortan, Paul; Raftopoulos, Spiro; Marcon, Norman;

Clinical Predictors of Response to Endoscopic Therapy of Barrett's Related Early Esophageal Adenocarcinoma
GASTROINTESTINAL ENDOSCOPY,85(5):AB414-AB415 2017(May)
Author:Shimamura, Yuto; Iwaya, Yugo; Teshima, Christopher W.; Akram, Hamzah; Cirocco, Maria; Raftopoulos, Spiro; Mosko, Jeffrey D.; Kandel, Gabor; Kortan, Paul P.; May, Gary R.; Marcon, Norman E.;

CLINICAL CHARACTERISTICS MAY DISTINGUISH PATIENTS WITH ESOPHAGEAL ADENOCARCINOMA ARISING FROM SHORT-VERSUS LONG-SEGMENT BARRETT'S ESOPHAGUS
GASTROENTEROLOGY,152(5):S235-S235 2017(Apr.)
Author:Iwaya, Yugo; Shimamura, Yuto; Teshima, Christopher W.; Akram, Hamzah; Cirocco, Maria; Raftopoulos, Spiro; Mosko, Jeffrey D.; Kandel, Gabor; Kortan, Paul P.; May, Gary R.; Marcon, Norman E.;

Case of Barrett's adenocarcinoma with marked endoscopic morphological changes in Barrett's esophagus over a long follow-up period of 15 years
DIGESTIVE ENDOSCOPY,28(5):607-610 2016(Jul.)
Author:Iwaya, Yugo; Yamazaki, Tomoo; Watanabe, Takayuki; Seki, Ayako; Ochi, Yasuhide; Hara, Etsuo; Arakura, Norikazu; Tanaka, Eiji; Hasebe, Osamu;

A Case of Esophageal Hemangioma Successfully Treated by Endoscopic Injection Sclerotherapy
信州医学雑誌,64(2):75-78 2016(Apr. 10)
Author:Suga Tomoaki; Okamura Takuma; Iwaya Yugo; Ito Tetsuya; Arakura Norikazu; Umemura Takeji; Tanaka Eiji
Keywords:esophagus, hemangioma, therapy, endoscopic injection sclerotherapy

Enhanced Expression of Fibroblast Growth Factor Receptor 3 IIIc Promotes Human Esophageal Carcinoma Cell Proliferation
JOURNAL OF HISTOCHEMISTRY & CYTOCHEMISTRY,64(1):7-17 2016(Jan.)
Author:Ueno, Nobuhiro; Shimizu, Akio; Kanai, Michiyuki; Iwaya, Yugo; Ueda, Shugo; Nakayama, Jun; Seo, Misuzu Kurokawa;

Screening to Identify and Eradicate Helicobacter pylori Infection in Teenagers in Japan
GASTROENTEROLOGY CLINICS OF NORTH AMERICA,44(3):667-+ 2015(Sep.)
Author:Akamatsu, Taiji; Okamura, Takuma; Iwaya, Yugo; Suga, Tomoaki;

Screening to Identify and Eradicate Helicobacter pylori Infection in Teenagers in Japan
GASTROENTEROLOGY CLINICS OF NORTH AMERICA,44(3):667-+ 2015(Sep.)
Author:Akamatsu, Taiji; Okamura, Takuma; Iwaya, Yugo; Suga, Tomoaki;

Principal cells in gastric neoplasia of fundic gland (chief cell predominant) type show characteristics of immature chief cells
PATHOLOGY INTERNATIONAL,65(4):202-204 2015(Apr.)
Author:Ota, Hiroyoshi; Yamaguchi, Dai; Iwaya, Mai; Kobayashi, Mikiko; Tateiwa, Nobuyuki; Iwaya, Yugo; Momose, Masanobu; Uehara, Takeshi;

Principal cells in gastric neoplasia of fundic gland (chief cell predominant) type show characteristics of immature chief cells
PATHOLOGY INTERNATIONAL,65(4):202-204 2015(Apr.)
Author:Ota, Hiroyoshi; Yamaguchi, Dai; Iwaya, Mai; Kobayashi, Mikiko; Tateiwa, Nobuyuki; Iwaya, Yugo; Momose, Masanobu; Uehara, Takeshi;

Superficially located enlarged lymphoid follicles characterise nodular gastritis
PATHOLOGY,47(1):38-44 2015(Jan.)
Author:Okamura, Takuma; Sakai, Yasuhiro; Hoshino, Hitomi; Iwaya, Yugo; Tanaka, Eiji; Kobayashi, Motohiro;

Superficially located enlarged lymphoid follicles characterise nodular gastritis
PATHOLOGY,47(1):38-44 2015(Jan.)
Author:Okamura, Takuma; Sakai, Yasuhiro; Hoshino, Hitomi; Iwaya, Yugo; Tanaka, Eiji; Kobayashi, Motohiro;

Helicobacter pylori-negative Differentiated Adenocarcinoma of the Stomach
INTERNAL MEDICINE,54(22):2857-2862 2015
Author:Nagaya, Tadanobu; Tanaka, Naoki; Iwaya, Yugo; Jimbo, Yoko; Tatai, Toshiharu; Ito, Tetsuya; Seki, Ayako; Suzawa, Kenichi; Ochi, Yasuhide; Hara, Etsuo; Takata, Manabu; Otsuki, Toshiaki; Iwaya, Mai; Hosaka, Noriko; Arakura, Norikazu; Tanaka, Eiji; Hasebe, Osamu;

Superficially-Located Enlarged Lymphoid Follicles Characterize Nodular Gastritis
GLYCOBIOLOGY,24(11):1123-1124 2014(Nov.)
Author:Okamura, Takuma; Sakai, Yasuhiro; Hoshino, Hitomi; Iwaya, Yugo; Tanaka, Eiji; Kobayashi, Motohiro;

Reduced expression of alpha GlcNAc in Barrett's oesophagus adjacent to Barrett's adenocarcinoma - a possible biomarker to predict the malignant potential of Barrett's oesophagus
HISTOPATHOLOGY,64(4):536-546 2014(Mar.)
Author:Iwaya, Yugo; Hasebe, Osamu; Koide, Naohiko; Kitahara, Kei; Suga, Tomoaki; Shinji, Akihiro; Muraki, Takashi; Yokosawa, Shuichi; Yamada, Shigenori; Arakura, Norikazu; Tanaka, Eiji; Nakayama, Jun;

Eosinophilic Gastroenteritis Complicated with Helicobacter pylori Infection Unresponsive to Eradication Therapy
INTERNAL MEDICINE,53(18):2061-2065 2014
Author:Nakamura, Akira; Iwaya, Yugo; Iwaya, Mai; Okamura, Takuma; Kobayashi, Satoshi; Daikuhara, Seiichi; Nozawa, Yuichi; Fukuzawa, Shinya; Nakamura, Shinichiro; Okuhara, Sadahisa; Yamada, Shigenori; Yokosawa, Shuichi; Suga, Tomoaki; Arakura, Norikazu; Tanaka, Eiji;

High Levels of FOXP3(+) Regulatory T Cells in Gastric MALT Lymphoma Predict Responsiveness to Helicobacter pylori Eradication
HELICOBACTER,18(5):356-362 2013(Oct.)
Author:Iwaya, Yugo; Kobayashi, Motohiro; Momose, Masanobu; Hiraoka, Nobuyoshi; Sakai, Yasuhiro; Akamatsu, Taiji; Tanaka, Eiji; Ohtani, Haruo; Fukuda, Minoru; Nakayama, Jun;

Introduction of an examination and treatment for Helicobacter pylori infection in high school health screening (vol 46, pg 1353, 2011)
JOURNAL OF GASTROENTEROLOGY,47(12):1363-1363 2012(Dec.)
Author:Akamatsu, Taiji; Ichikawa, Shinya; Okudaira, Sadahide; Yokosawa, Shuichi; Iwaya, Yugo; Suga, Tomoaki; Ota, Hiroyoshi; Tanaka, Eiji;

Reduced Expression of alpha GlcNAc May Predict a Premalignant Potential of Barrett's Esophagus
GASTROENTEROLOGY,142(5):S624-S624 2012(May)
Author:Iwaya, Yugo; Hasebe, Osamu; Koide, Naohiko; Kitahara, Kei; Suga, Tomoaki; Shinji, Akihiro; Muraki, Takashi; Yokosawa, Shuichi; Yamada, Shigenori; Arakura, Norikazu; Tanaka, Eiji; Nakayama, Jun;

Introduction of an examination and treatment for Helicobacter pylori infection in high school health screening
JOURNAL OF GASTROENTEROLOGY,46(12):1353-1360 2011(Dec.)
Author:Akamatsu, Taiji; Ichikawa, Shinya; Okudaira, Sadahide; Yokosawa, Shuichi; Iwaya, Yugo; Suga, Tomoaki; Ota, Hiroyoshi; Tanaka, Eiji;

Primary Gastric Diffuse Large B-cell Lymphoma with Orbital Involvement: Diagnostic Usefulness of F-18-fluorodeoxyglucose Positron Emission Tomography
INTERNAL MEDICINE,50(18):1953-1956 2011
Author:Iwaya, Yugo; Takenaka, Kazuhiro; Akamatsu, Taiji; Yamada, Yuki; Haba, Shin; Matsuda, Kensuke; Nakazawa, Hideyuki; Muraki, Takashi; Kaneko, Yasunori; Ito, Toshiro; Sano, Kenji; Arakura, Norikazu; Tanaka, Eiji; Ishida, Fumihiro;

Shinshu University Researcher Directory

IWAYA Yugo

Profile

Research

IWAYA　Yugo