Evan S. Dellon MD

Gastroenterology•Chapel Hill, NC

Advanced Endoscopic Interventional

Assistant Professor, Medicine, University of North Carolina at Chapel Hill School of Medicine

Join to View Full Profile

300 Meadowmont Village CirSte 313Chapel Hill, NC 27517
Phone+1 919-843-7200
Fax+1 919-843-7136

Education & Training

University of North Carolina HospitalsFellowship, Gastroenterology, 2004 - 2007
Mass General Brigham/Massachusetts General HospitalResidency, Internal Medicine, 1999 - 2002
Johns Hopkins University School of MedicineClass of 1999

Certifications & Licensure

NC State Medical License 2004 - 2025
MA State Medical License 2001 - 2004
American Board of Internal Medicine Gastroenterology

Awards, Honors, & Recognition

Meaningful Use Stage 1 Certification Centers for Medicare & Medicaid Services, 2012

Clinical Trials

A Randomized Controlled Trial (RCT) of Carbon Dioxide Versus Air Insufflation During Endoscopic Retrograde Cholangiopancreatography (ERCP) Start of enrollment: 2008 Jun 01
Completed
Not Applicable
Topical Budesonide Treatment for Eosinophilic Esophagitis (EoE) Start of enrollment: 2009 Oct 01
Completed
Not Applicable
Registry for Eosinophilic Gastrointestinal Disorders (REGID) Start of enrollment: 2012 Nov 01
Completed
OBS in Adolescent and Adults With EOE: A Phase II, Randomized, Double-Blind, Placebo Controlled, Study With an Open Label Extension Start of enrollment: 2012 Jul 23
Completed
Phase 2
Risk Factors and Biomarkers for Diagnosis and Treatment of EoE Start of enrollment: 2011 Jul 01
Active, not recruiting
Budesonide Versus Fluticasone for Treatment of Eosinophilic Esophagitis Start of enrollment: 2015 Jan 01
Completed
Phase 4
Diagnosis and Monitoring of Eosinophilic Esophagitis Using the Cytosponge Start of enrollment: 2015 Jul 01
Terminated
Not Applicable
Mepo for Eosinophilic Esophagitis (EoE) Study Start of enrollment: 2019 Mar 20
Completed
Phase 2
Join now to see all

Publications & Presentations

PubMed

Health State Utility is Substantially Reduced With an Increasing Burden of Patient-Reported Symptoms in Eosinophilic Esophagitis.
Cary C Cotton, Mousumi Biswas, Evan S Dellon
The American Journal of Gastroenterology. 2025-04-01
1 citations
Frequent report of vitamin deficiencies and use of supplements and complementary/alternative treatment approaches in patients with eosinophilic gastrointestinal diseases.
Brenderia A Cameron, Elizabeth T Jensen, Xiangfeng Dai, Chelsea Anderson, Ellyn Kodroff
Therapeutic Advances in Rare Disease. 2025-03-14
1 citations
High prevalence of eosinophilic gastrointestinal disorders in patients with atopic disease.
Alexandra A Weir, Onyinye I Iweala, Evan S Dellon
Annals of Allergy, Asthma & Immunology. 2025-03-01

Journal Articles

Anti–Siglec-8 Antibody for Eosinophilic Gastritis and Duodenitis
Evan S Dellon, Kathryn A Peterson, Gary W Falk, Nirmala Gonsalves, Michael Vaezi, Adam C Bledsoe, Alan T Chang, Ikuo Hirano, The New England Journal of Medicine
RPC4046 in Patients with Eosinophilic Esophagitis
Evan S Dellon, Ikuo Hirano, Clinical Gastroenterology and Hepatology

Lectures

Eosinophilic Esophagitis
American Gastroenterological Association (AGA) Institute, Coronado, California - 1/17/2013
Eosinophilic Disorders of the GI Tract
AGC 2018 Annual Scientific Meeting, Philadelphia, PA - 10/6/2018

Authored Content

RPC4046 in Patients with Eosinophilic EsophagitisMarch 2020

Press Mentions

Gastrointestinal Disease Costs U.S. More Than $100 Billion, UNC Researchers EstimateApril 7th, 2025
Guidance Developed for Diagnosis, Management of Eosinophilic EsophagitisJanuary 27th, 2025
New ACG Guideline on EoE Reflects over a Decade of Advances in Diagnosis and ManagementJanuary 22nd, 2025
Join now to see all

Grant Support

Epidemiologic identification and mechanistic investigation of early life environmental risk factors for eosinophilic esophagitisUNIV OF NORTH CAROLINA CHAPEL HILL2021–2026
Short Term Research TrainingUNIV OF NORTH CAROLINA CHAPEL HILL1980–2026
An allergen-specific immune signature-directed diet vs sham diet for treatment of eosinophilic esophagitis: A pilot-feasibility studyUNIV OF NORTH CAROLINA CHAPEL HILL2022–2025

Professional Memberships

American College of Gastroenterology - ACG
Member