• 4169 Citations
  • 33 h-Index
1993 …2019
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Personal profile

External positions

University Hospital

Fingerprint Dive into the research topics where Hiroyuki Okada is active. These topic labels come from the works of this person. Together they form a unique fingerprint.

  • 28 Similar Profiles
Stomach Medicine & Life Sciences
Helicobacter pylori Medicine & Life Sciences
Ulcerative Colitis Medicine & Life Sciences
Follicular Lymphoma Medicine & Life Sciences
Neoplasms Medicine & Life Sciences
Stomach Neoplasms Medicine & Life Sciences
Stents Medicine & Life Sciences
Gastric Mucosa Medicine & Life Sciences

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Research Output 1993 2019

  • 4169 Citations
  • 33 h-Index
  • 435 Article
  • 13 Comment/debate
  • 7 Review article
  • 6 Letter

Acute pancreatitis associated with massive bleeding due to a duodenal ulcer

Uchida, D., Kawai, Y., Katou, H. & Okada, H., Aug 5 2019, In : Clinical Journal of Gastroenterology. 12, 4, p. 301-306 6 p.

Research output: Contribution to journalArticle

Duodenal Ulcer
Pancreatitis
Hemorrhage
Endoscopic Hemostasis
Digestive System Endoscopy

Adefovir Dipivoxil-induced Fanconi's Syndrome and Osteomalacia Following Multiple Bone Fractures in a Patient with Chronic Hepatitis B

Makita, T., Kanzaki, H., Ohnishi, H., Ikeda, A., Takaki, A., Wada, N., Takeuchi, Y., Yasunaka, T., Ikeda, F., Shiraha, H., Tanaka, Y., Nishihara, S., Murakawa, K., Kitamura, Y., Okada, H. & Sendo, T., Jan 1 2019, In : Yakugaku zasshi : Journal of the Pharmaceutical Society of Japan. 139, 4, p. 641-645 5 p.

Research output: Contribution to journalArticle

Open Access
Fanconi Syndrome
Osteomalacia
Bone Fractures
Chronic Hepatitis B
Tenofovir

Adenomyomatosis hyperplasia arising in the bile duct

Matsumoto, K., Katou, H., Nishida, K. & Okada, H., Jan 1 2019, In : Digestive and Liver Disease.

Research output: Contribution to journalArticle

Bile Ducts
Hyperplasia

Association of host immunity with Helicobacter pylori infection in recurrent gastric cancer

Sato, M., Miura, K., Kageyama, C., Sakae, H., Obayashi, Y., Kawahara, Y., Matsushita, O., Yokota, K. & Okada, H., Feb 11 2019, In : Infectious Agents and Cancer. 14, 1, 4.

Research output: Contribution to journalArticle

Open Access
Helicobacter Infections
Helicobacter pylori
Stomach Neoplasms
Immunity
Single Nucleotide Polymorphism
Pharyngeal Neoplasms
Dissection
Head and Neck Neoplasms
Survival Rate
Pyriform Sinus