Hirotaka Shimizu

Tokyo, Japan

Last Updated: 09/26/2026

Save publications for later

Sign Up

Not sure about your diagnosis?

Check Your Symptoms

Found 61 publications

Massive Post-Endoscopic Duodenal Hematoma Causing Obstructive Pancreatitis in an Infant With Wiskott-Aldrich Syndrome After Haploidentical Hematopoietic Stem Cell Transplantation.

Massive Post-Endoscopic Duodenal Hematoma Causing Obstructive Pancreatitis in an Infant With Wiskott-Aldrich Syndrome After Haploidentical Hematopoietic Stem Cell Transplantation.

Journal: Pediatric blood & cancer

Published: February 24, 2026

Real-world outcomes of ustekinumab, vedolizumab, and tumor necrosis factor inhibitors in very-early-onset inflammatory bowel disease: a multi-center cohort study.

Real-world outcomes of ustekinumab, vedolizumab, and tumor necrosis factor inhibitors in very-early-onset inflammatory bowel disease: a multi-center cohort study.

Journal: Journal of gastroenterology

Published: September 17, 2025

Characteristics of monogenic inflammatory bowel disease in very early-onset cases: a Japanese multicenter registry study.

Characteristics of monogenic inflammatory bowel disease in very early-onset cases: a Japanese multicenter registry study.

Journal: Intestinal research

Published: September 01, 2025

Clinical and endoscopic improvement of pediatric pouchitis with ustekinumab.

Clinical and endoscopic improvement of pediatric pouchitis with ustekinumab.

Journal: Pediatrics international : official journal of the Japan Pediatric Society

Published: August 13, 2025

Orofacial granulomatosis in pediatric Crohn's disease: clinical outcomes and genetic background in the era of biologics: a retrospective study in Japan.

Orofacial granulomatosis in pediatric Crohn's disease: clinical outcomes and genetic background in the era of biologics: a retrospective study in Japan.

Journal: Intestinal research

Published: June 18, 2025

Short bowel syndrome in children

Short bowel syndrome in children

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

Published: March 09, 2025

Feasibility and Safety of Small Bowel Capsule Endoscopy in Very Early-Onset Inflammatory Bowel Disease: A Multi-Institutional Study.

Feasibility and Safety of Small Bowel Capsule Endoscopy in Very Early-Onset Inflammatory Bowel Disease: A Multi-Institutional Study.

Journal: Inflammatory bowel diseases

Published: March 06, 2025

Growth impairment in Japanese children with inflammatory bowel disease: A multicenter prospective cohort study.

Growth impairment in Japanese children with inflammatory bowel disease: A multicenter prospective cohort study.

Journal: Journal of pediatric gastroenterology and nutrition

Published: February 23, 2025

Live attenuated varicella vaccines in patients treated with tumor necrosis factor-alpha inhibitors: A clinical trial.

Live attenuated varicella vaccines in patients treated with tumor necrosis factor-alpha inhibitors: A clinical trial.

Journal: Medicine

Published: December 29, 2024

Inflammatory bowel disease in a young female patient with a novel de novo TRAF3 frameshift variant responsive to ustekinumab: a case report.

Inflammatory bowel disease in a young female patient with a novel de novo TRAF3 frameshift variant responsive to ustekinumab: a case report.

Journal: Intestinal research

Published: November 15, 2024

Characteristics and long-term outcomes of children with perianal Crohn's disease.

Characteristics and long-term outcomes of children with perianal Crohn's disease.

Journal: Intestinal research

Published: September 30, 2024

Long-Term Course and Prognostic Factors in Pediatric Ulcerative Proctitis: A Multicenter Cohort Study.

Long-Term Course and Prognostic Factors in Pediatric Ulcerative Proctitis: A Multicenter Cohort Study.

Journal: Inflammatory bowel diseases

Published: August 21, 2024

Showing 1-12 of 61

Last Updated: 09/26/2026