To assess hepatitis C virus treatment and hepatocellular carcinoma surveillance within practices and gauge the feasibility of a program to implement point-of-care risk stratification tools and screening referral systems.

The primary objective for this registry is to prospectively study the natural history of IBD, the prevalence and incidence of comorbidities, and targeted adverse events, as well as the utilization patterns and the comparative effectiveness and comparative safety of approved IBD treatments.

To create a multi-centered prospective registry of individuals ≥60 years ("older adults") with IBD to quantify prevalence, incidence and progression of frailty, multi-morbidity, physical and cognitive impairment

we propose the creation of a prospective multi-center registry of patients with IBD and EIM, initially focusing on peripheral arthritis, the most common and understudied EIM, to better understand clinical course and management.

For adults undergoing a standard of care biopsy for screening or surveillance of Barrett's Esophagus (BE). We are comparing two biopsy methods: Seattle biopsy versus WATS biopsy for the detection of intestinal metaplasia (change in the lining of your esophagus or 'food tube' to that of your stomach).

To understand the relationship between biomarkers (found in the blood) and health outcomes among adults diagnosed with hepatocellular carcinoma who are receiving a liver transplant.

The study intends to assess the effectiveness of a board exam curricula for a group of gastroenterology fellows. The study aims to assess how prepared this curricula makes the gastroenterology fellows feel, as well as objective impact on in-training exam scores.

To examine the personal significance or clinical concerns among different individuals associated with having various gastrointestinal symptoms, as reflected in self-reported bothersomeness, life interference and potential for needing medical attention for those symptoms. Also to evaluate associated factors such as the symptom-related quality of life effects and impact on psychological wellbeing.

Demonstrate the safety and feasibility of rifaximin in the prevention of recurrent pouchitis after an initial episode of acute pouchitis.

To determine the effect of dual targeted therapy with an anti-integrin (vedolizumab [VDZ]) and a Janus kinase (JAK) inhibitor (tofacitinib [TOF]) on clinical remission.