Keisuke Ishigami

Department Of Otolaryngology Head And Neck Surgery
Sapporo, 0608556, Japan

Last Updated: 09/26/2026

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Found 51 publications

Exploratory comparison of immune cell compositions across organs in IgG4-related disease.

Exploratory comparison of immune cell compositions across organs in IgG4-related disease.

Journal: Modern rheumatology

Published: May 26, 2026

Infliximab-Associated IgA Vasculitis Masquerading as Crohn's Disease Relapse: Leukocytoclastic Vasculitis Confirmed on Duodenal Biopsy - A Case Report.

Infliximab-Associated IgA Vasculitis Masquerading as Crohn's Disease Relapse: Leukocytoclastic Vasculitis Confirmed on Duodenal Biopsy - A Case Report.

Journal: Inflammatory intestinal diseases

Published: April 02, 2026

Loss of Nonhematopoietic Osteopontin Weakens the Intestinal Barrier and Alters the Microbiome and Metabolome in Mice.

Loss of Nonhematopoietic Osteopontin Weakens the Intestinal Barrier and Alters the Microbiome and Metabolome in Mice.

Journal: Gastro hep advances

Published: October 09, 2025

Long-term impact of acute pancreatitis on patients' quality of life: a multi-center prospective study in Japan.

Long-term impact of acute pancreatitis on patients' quality of life: a multi-center prospective study in Japan.

Journal: Journal of gastroenterology

Published: September 02, 2025

Clinical outcomes of circumferential endoscopic submucosal dissection in esophageal squamous cell carcinoma > 50 mm: Retrospective cohort study.

Clinical outcomes of circumferential endoscopic submucosal dissection in esophageal squamous cell carcinoma > 50 mm: Retrospective cohort study.

Journal: Endoscopy international open

Published: February 16, 2025

Peroral cholangioscopy-guided biopsy with novel biopsy forceps in comprehensive cancer genomic profiling for cystic duct carcinoma.

Peroral cholangioscopy-guided biopsy with novel biopsy forceps in comprehensive cancer genomic profiling for cystic duct carcinoma.

Journal: Endoscopy

Published: May 17, 2024

Unique endoscopic features of primary biliary diffuse large B-cell lymphoma: A case report with literature review (with video).

Unique endoscopic features of primary biliary diffuse large B-cell lymphoma: A case report with literature review (with video).

Journal: DEN open

Published: March 26, 2024

A rare case of resection of a mucinous cystic neoplasm originating from the extrahepatic bile duct with cholangioscopic imaging.

A rare case of resection of a mucinous cystic neoplasm originating from the extrahepatic bile duct with cholangioscopic imaging.

Journal: DEN open

Published: December 05, 2023

A Case of Immunoglobulin G4-Related Gastrointestinal Disease Diagnosed From Persistent Diarrhea and Abdominal Pain.

A Case of Immunoglobulin G4-Related Gastrointestinal Disease Diagnosed From Persistent Diarrhea and Abdominal Pain.

Journal: Gastro hep advances

Published: July 07, 2023

Correction: The association between antigenemia, histology with immunohistochemistry, and mucosal PCR in the diagnosis of ulcerative colitis with concomitant human cytomegalovirus infection.

Correction: The association between antigenemia, histology with immunohistochemistry, and mucosal PCR in the diagnosis of ulcerative colitis with concomitant human cytomegalovirus infection.

Journal: Journal of gastroenterology

Published: March 08, 2023

Application of plasma alternative to serum for measuring leucine-rich α2-glycoprotein as a biomarker of inflammatory bowel disease.

Application of plasma alternative to serum for measuring leucine-rich α2-glycoprotein as a biomarker of inflammatory bowel disease.

Journal: PloS one

Published: February 04, 2023

Transcolonic endoscopic ultrasound-guided fine-needle biopsy to diagnose a pancreatic tail adenocarcinoma in a patient with surgically altered anatomy.

Transcolonic endoscopic ultrasound-guided fine-needle biopsy to diagnose a pancreatic tail adenocarcinoma in a patient with surgically altered anatomy.

Journal: Endoscopy

Published: December 19, 2022

Showing 1-12 of 51

Last Updated: 09/26/2026