Jacob E. Ollech - Publications

Randomized Trial of Intensive Nurse-Led Follow‑Up Versus Standard Care in Inflammatory Bowel Disease.

Journal: Digestive diseases and sciences

Published: March 10, 2026

Serum Chitinase 3-like-1 (CHI3L1) Has Good Correlation with Fecal Calprotectin Levels in Pregnant IBD Patients.

Journal: Journal of personalized medicine

Published: December 19, 2025

Drug persistence of first- and advanced-line therapy for chronic inflammatory pouch disorders: A prospective cohort spanning sequential treatment lines.

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

Published: September 06, 2025

Definitions, diagnosis, management, and outcomes of upper gastrointestinal Crohn's disease: an international, expert RAND/UCLA appropriateness study.

Journal: The lancet. Gastroenterology & hepatology

Published: August 01, 2025

ECCO Topical Review on Pouch Disorders.

Journal: Journal of Crohn's & colitis

Published: June 27, 2025

Microbial Shift Over 1 Year Among Patients With Newly Diagnosed Crohn's Disease Reflects Clinical Trajectory and Exposure to Biologic Treatment: A Prospective Real-World Inception Cohort.

Journal: Clinical and translational gastroenterology

Published: May 22, 2025

Diagnosis and Management of Upper Gastrointestinal Involvement in Adult Patients With Crohn's Disease: A Systematic Review.

Journal: Clinical gastroenterology and hepatology : the official clinical practice journal of the American Gastroenterological Association

Published: January 17, 2025

Tofacitinib in chronic pouchitis: A step towards addressing an unmet need.

Journal: United European gastroenterology journal

Published: November 07, 2024

Anti-tumor Necrosis Factor Drug Concentration Is Not Associated with Disease Outcomes in Pouchitis: A Retrospective, International Study.

Journal: Digestive diseases and sciences

Published: July 30, 2024

Factors Associated With Biologic Therapy After Ileal Pouch-Anal Anastomosis in Patients With Ulcerative Colitis.

Journal: Inflammatory bowel diseases

Published: July 30, 2024

The Role of Small-Bowel Capsule Endoscopy in the Diagnostic Algorithm of Complicated Perianal Disease.

Journal: Diagnostics (Basel, Switzerland)

Published: July 05, 2024

Mechanistic Implications of the Mediterranean Diet in Patients With Newly Diagnosed Crohn's Disease: Multiomic Results From a Prospective Cohort.

Journal: Gastroenterology

Published: June 13, 2024