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Member Profiles

Rapat Pittayanon

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Our Team

  1. Pittayanon R, Khongka W, Linlawan S, Thungsuk R, Aumkaew S, Teeratorn N, Maytapa J, Kimtrakool S, Pakvisal P, Kongtub N, Rerknimitr R, Barkun A. Hemostatic Powder vs Standard Endoscopic Treatment for Gastrointestinal Tumor Bleeding: A Multicenter Randomized Trial. Gastroenterology. 2023 Sep;165(3):762-772.e2. doi: 10.1053/j.gastro.2023.05.042.

  2. Vimonsuntirungsri T, Thungsuk R, Nopjaroonsri P, Faknak N, Pittayanon R. The Efficacy of Metoclopramide for Gastric Visualization by Endoscopy in Patients With Active Upper Gastrointestinal Bleeding: Double-Blind Randomized Controlled Trial. Am J Gastroenterol. 2024 Jan 5. doi: 10.14309/ajg.0000000000002620. Epub ahead of print. PMID: 38059896.

  3. Pittayanon R, Suen BY, Kongtub N, Tse YK, Rerknimitr R, Lau JYW. Scheduled second look endoscopy after endoscopic hemostasis to patients with high risk bleeding peptic ulcers: a Randomized Controlled Trial. Surg Endosc. 2022 Sep;36(9):6497-6506.

  4. Faknak N, Pittayanon R, Tiankanon K, Lerttanatum N, Sanpavat A, Klaikaew N, Rerknimitr R. Performance status of targeted biopsy alone versus Sydney protocol by non-NBI expert gastroenterologist in gastric intestinal metaplasia diagnosis. Endosc Int Open. 2022 Apr 14;10(4):E273-E279.

  5. Chiu PWY, Uedo N, Singh R, Gotoda T, Ng EKW, Yao K, Ang TL, Ho SH, Kikuchi D, Yao F, Pittayanon R, Goda K, Lau JYW, Tajiri H, Inoue H . An Asian consensus on standards of diagnostic upper endoscopy for neoplasia. Gut. 2019 Feb;68(2):186-197. doi: 10.1136/gutjnl-2018-317111

  6. Pittayanon R, Leelakusolvong S, Vilaichone RK, et al. Thailand Dyspepsia Guidelines: 2018.  2019 Jan 31;25(1):15-26.

  7. Pittayanon R, Imraporn B, Rerknimitr R, Kullavanijaya P. Advances in diagnostic endoscopy for duodenal, including ampullary, adenoma. Dig Endosc. 2014 Apr;26 Suppl 2:10-5.

  8. Pittayanon R, Rerknimitr R, Wisedopas N, Khemnark S, Thanapirom K, Thienchanachaiya P, Norrasetwanich N, Charoensuk K, Ridtitid W, Treeprasertsuk S, Kongkam P, Kullavanijaya P. The learning curve of gastric intestinal metaplasia interpretation on the images obtained by probe-based confocal laser endomicroscopy. Diagn Ther Endosc. 2012;2012:278045.

  9. Pittayanon R, Rerknimitr R, Wisedopas N, Ridtitid W, Kongkam P, Treeprasertsuk S, Angsuwatcharakon P, Mahachai V, Kullavanijaya P. Flexible spectral Imaging Color Enhancement plus probe-based confocal laser endomicroscopy for gastric intestinal metaplasia detection. J Gastroenterol Hepatol. 2013 Jun;28(6):1004-9. doi: 10.1111/jgh.12185.

  10. Lau JYW*, Pittayanon R*, Wong KT, Pinjaroen N, Chiu PWY, Rerknimitr R, Holster IL, Kuipers EJ, Wu KC, Au KWL, Chan FKL, Sung JJY. Prophylactic angiographic embolisation after endoscopic control of bleeding to high-risk peptic ulcers: a randomised controlled trial. Gut. 2019 May;68(5):796-80.

Selected Publications

    1. Pittayanon R, Khongka W, Linlawan S, Thungsuk R, Aumkaew S, Teeratorn N, Maytapa J, Kimtrakool S, Pakvisal P, Kongtub N, Rerknimitr R, Barkun A. Hemostatic Powder vs Standard Endoscopic Treatment for Gastrointestinal Tumor Bleeding: A Multicenter Randomized Trial. Gastroenterology. 2023 Sep;165(3):762-772.e2. doi: 10.1053/j.gastro.2023.05.042.

    2. Vimonsuntirungsri T, Thungsuk R, Nopjaroonsri P, Faknak N, Pittayanon R. The Efficacy of Metoclopramide for Gastric Visualization by Endoscopy in Patients With Active Upper Gastrointestinal Bleeding: Double-Blind Randomized Controlled Trial. Am J Gastroenterol. 2024 Jan 5. doi: 10.14309/ajg.0000000000002620. Epub ahead of print. PMID: 38059896.

    3. Pittayanon R, Suen BY, Kongtub N, Tse YK, Rerknimitr R, Lau JYW. Scheduled second look endoscopy after endoscopic hemostasis to patients with high risk bleeding peptic ulcers: a Randomized Controlled Trial. Surg Endosc. 2022 Sep;36(9):6497-6506.

    4. Faknak N, Pittayanon R, Tiankanon K, Lerttanatum N, Sanpavat A, Klaikaew N, Rerknimitr R. Performance status of targeted biopsy alone versus Sydney protocol by non-NBI expert gastroenterologist in gastric intestinal metaplasia diagnosis. Endosc Int Open. 2022 Apr 14;10(4):E273-E279.

    5. Chiu PWY, Uedo N, Singh R, Gotoda T, Ng EKW, Yao K, Ang TL, Ho SH, Kikuchi D, Yao F, Pittayanon R, Goda K, Lau JYW, Tajiri H, Inoue H . An Asian consensus on standards of diagnostic upper endoscopy for neoplasia. Gut. 2019 Feb;68(2):186-197. doi: 10.1136/gutjnl-2018-317111

    6. Pittayanon R, Leelakusolvong S, Vilaichone RK, et al. Thailand Dyspepsia Guidelines: 2018.  2019 Jan 31;25(1):15-26.

    7. Pittayanon R, Imraporn B, Rerknimitr R, Kullavanijaya P. Advances in diagnostic endoscopy for duodenal, including ampullary, adenoma. Dig Endosc. 2014 Apr;26 Suppl 2:10-5.

    8. Pittayanon R, Rerknimitr R, Wisedopas N, Khemnark S, Thanapirom K, Thienchanachaiya P, Norrasetwanich N, Charoensuk K, Ridtitid W, Treeprasertsuk S, Kongkam P, Kullavanijaya P. The learning curve of gastric intestinal metaplasia interpretation on the images obtained by probe-based confocal laser endomicroscopy. Diagn Ther Endosc. 2012;2012:278045.

    9. Pittayanon R, Rerknimitr R, Wisedopas N, Ridtitid W, Kongkam P, Treeprasertsuk S, Angsuwatcharakon P, Mahachai V, Kullavanijaya P. Flexible spectral Imaging Color Enhancement plus probe-based confocal laser endomicroscopy for gastric intestinal metaplasia detection. J Gastroenterol Hepatol. 2013 Jun;28(6):1004-9. doi: 10.1111/jgh.12185.

    10. Lau JYW*, Pittayanon R*, Wong KT, Pinjaroen N, Chiu PWY, Rerknimitr R, Holster IL, Kuipers EJ, Wu KC, Au KWL, Chan FKL, Sung JJY. Prophylactic angiographic embolisation after endoscopic control of bleeding to high-risk peptic ulcers: a randomised controlled trial. Gut. 2019 May;68(5):796-80.

  • Reviewer Award from Endoscopy International Open Journal, 2020

  • MDCU Distinguished Young Researcher Awards in 2022 (Highest research output in top citation percentiles) from Faculty of Medicine, Chulalongkorn University

  • Distinguished Young Gastroenterologist Awards in 2022 from The Gastroenterological Association of Thailand (GAT)

  • Mentorship Award 2023 from Department of Medicine, Faculty of Medicine, Chulalongkorn University

  • Distinguished Young Internist Awards in 2024 from The Royal College of Physicians of Thailand (RCPT)

  • Research Awards in 2024 from The Royal College of Physicians of Thailand (RCPT)

Selected Accolades

    • Reviewer Award from Endoscopy International Open Journal, 2020

    • MDCU Distinguished Young Researcher Awards in 2022 (Highest research output in top citation percentiles) from Faculty of Medicine, Chulalongkorn University

    • Distinguished Young Gastroenterologist Awards in 2022 from The Gastroenterological Association of Thailand (GAT)

    • Mentorship Award 2023 from Department of Medicine, Faculty of Medicine, Chulalongkorn University

    • Distinguished Young Internist Awards in 2024 from The Royal College of Physicians of Thailand (RCPT)

    • Research Awards in 2024 from The Royal College of Physicians of Thailand (RCPT)

  • Head post graduated section of the Gastroenterological Association of the Thailand (GAT),

  • Member of educational committee of the Thai Association for Gastrointestinal Endoscopy (TAGE)

  • Deputy Head of Department of Medicine, postgraduate section, Faculty of Medicine, Chulalongkorn University

  • Secretariat of clinical practice guideline committee of The Royal College of Physicians of Thailand (RCPT)

  • Member of Asian Bio-Imaging and Intervention group (ANBIIG)

Other Positions and Professional Services

    • Head post graduated section of the Gastroenterological Association of the Thailand (GAT),

    • Member of educational committee of the Thai Association for Gastrointestinal Endoscopy (TAGE)

    • Deputy Head of Department of Medicine, postgraduate section, Faculty of Medicine, Chulalongkorn University

    • Secretariat of clinical practice guideline committee of The Royal College of Physicians of Thailand (RCPT)

    • Member of Asian Bio-Imaging and Intervention group (ANBIIG)

  • Advanced diagnostic and therapeutic upper GI endoscopy

  • Medical education

Research Interests

    • Advanced diagnostic and therapeutic upper GI endoscopy

    • Medical education

Associate Professor of Medicine, Chulalongkorn University

Job Title/Position and Hospital/Academic Institution

  • Associate Professor of Medicine, Chulalongkorn University

MD, MSc (Medicine and Experimental Surgery)

Academic and Professional Qualifications

  • MD, MSc (Medicine and Experimental Surgery)

Rapat Pittayanon is an associate professor of medicine at Chulalongkorn University, Bangkok, Thailand. She graduated from Chulalongkorn University, Faculty of Medicine and studied Internal Medicine and Gastroenterology at Chulalongkorn University, Bangkok, Thailand. She also received a Master of Science degree from Chulalongkorn University and McGill University, Montreal, Quebec, Canada. 


She had been a fellow in systematic review, guideline development, and upper gastrointestinal tract microbiome at McMaster University, Hamilton, Ontario, Canada. Her fields of interest are focusing on upper GI disease, e.g. gastric and esophageal cancer, upper GI bleeding, image-enhanced endoscopy (IEE), peroral endoscopic myotomy (POEM), endoscopic submucosal dissection (ESD), and also guideline development. She now has 63 international publications and an H-index of 23 (Google Scholar).

Short Bio

  • Rapat Pittayanon is an associate professor of medicine at Chulalongkorn University, Bangkok, Thailand. She graduated from Chulalongkorn University, Faculty of Medicine and studied Internal Medicine and Gastroenterology at Chulalongkorn University, Bangkok, Thailand. She also received a Master of Science degree from Chulalongkorn University and McGill University, Montreal, Quebec, Canada. 


    She had been a fellow in systematic review, guideline development, and upper gastrointestinal tract microbiome at McMaster University, Hamilton, Ontario, Canada. Her fields of interest are focusing on upper GI disease, e.g. gastric and esophageal cancer, upper GI bleeding, image-enhanced endoscopy (IEE), peroral endoscopic myotomy (POEM), endoscopic submucosal dissection (ESD), and also guideline development. She now has 63 international publications and an H-index of 23 (Google Scholar).

Thailand

Rapat Pittayanon, MD, MSc

Rapat Pittayanon
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