Atsuhiro Hirayama - Publications

A Case with a Pathological Course Resembling Ulcerative Colitis after Rectal Cancer Surgery with Diversion.

Journal: Surgical case reports

Published: February 09, 2026

Utility of Small Bowel Capsule Endoscopy and Leucine-Rich Alpha-2-Glycoprotein in Pediatric Crohn's Disease Management.

Journal: Cureus

Published: December 16, 2025

Characteristics and causes of post-endoscopy Barrett's neoplasia: Retrospective multicenter study.

Journal: Endoscopy international open

Published: April 15, 2025

Long-term evaluation of Helicobacter pylori screening in school health checkups: an 11-year study in Japan.

Journal: Journal of gastroenterology

Published: November 26, 2024

Relationship between Helicobacter pylori Eradication and Barrett's Esophagus Elongation.

Journal: Digestion

Published: November 21, 2023

Association between endoscopic evidence of bile reflux and Barrett's esophagus: A large-scale case-control study.

Journal: Digestive and liver disease : official journal of the Italian Society of Gastroenterology and the Italian Association for the Study of the Liver

Published: July 25, 2023

Surgical ulcerative colitis complicated by multiple lung abscesses secondary to septic pulmonary embolism after multidrug immunosuppressive therapies

Journal: Nihon Shokakibyo Gakkai zasshi = The Japanese journal of gastro-enterology

Published: November 09, 2022

Vascular E-selectin Expression Detected in Formalin-fixed, Paraffin-embedded Sections With an E-selectin Monoclonal Antibody Correlates With Ulcerative Colitis Activity.

Journal: The journal of histochemistry and cytochemistry : official journal of the Histochemistry Society

Published: March 07, 2022

CD8+ Lymphocyte Infiltration Is a Specific Feature of Colitis Induced by Immune Checkpoint Inhibitors.

Journal: Digestive diseases and sciences

Published: January 07, 2022

Polymorphism at rs9264942 is associated with HLA-C expression and inflammatory bowel disease in the Japanese.

Journal: Scientific reports

Published: April 30, 2020

Consistency of Trans-Abdominal and Water-Immersion Ultrasound Images of Diseased Intestinal Segments in Crohn's Disease.

Journal: Diagnostics (Basel, Switzerland)

Published: March 09, 2020

Diffuse large B-cell lymphoma of the colon and rectum in a patient with colonic Crohn's disease treated with infliximab and azathioprine.

Journal: Clinical journal of gastroenterology

Published: April 18, 2019