Publications by authors named "Ashwin N Ananthakrishnan"

100Publications

Vedolizumab or TNF-antagonist use and risk of new or recurrent cancer in patients with inflammatory bowel disease with prior malignancy: A retrospective cohort study.

Clin Gastroenterol Hepatol 2020 Oct 13. Epub 2020 Oct 13.

Department of Medicine, Massachusetts General Hospital and Harvard Medical School, Boston MA. Electronic address:

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http://dx.doi.org/10.1016/j.cgh.2020.10.007DOI Listing
October 2020

Infliximab Trough Levels Are Not Predictive of Relapse in Patients with IBD in Endoscopic Remission: A Multicenter Cohort Study.

Dig Dis Sci 2020 Oct 10. Epub 2020 Oct 10.

Division of Gastroenterology, Harvard Medical School, Massachusetts General Hospital Crohn's and Colitis Center, 165 Cambridge Street, 9th Floor, Boston, MA, 02114, USA.

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http://dx.doi.org/10.1007/s10620-020-06645-0DOI Listing
October 2020

AGA Clinical Practice Update on Management of Inflammatory Bowel Disease in Elderly Patients: Expert Review.

Gastroenterology 2020 Oct 1. Epub 2020 Oct 1.

University of Manitoba Inflammatory Bowel Disease Clinical and Research Centre, Section of Gastroenterology, University of Manitoba, Winnipeg, Canada. Electronic address:

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http://dx.doi.org/10.1053/j.gastro.2020.08.060DOI Listing
October 2020

Treat to target: The role of histologic healing in inflammatory bowel diseases: A systematic review and meta-analysis.

Clin Gastroenterol Hepatol 2020 Sep 30. Epub 2020 Sep 30.

Department of Medicine, Massachusetts General Hospital, Boston, MA; Department of Gastroenterology, Massachusetts General Hospital and Harvard Medical School, Boston, MA. Electronic address:

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http://dx.doi.org/10.1016/j.cgh.2020.09.046DOI Listing
September 2020

Reply.

Gastroenterology 2020 Nov 16;159(5):1993-1994. Epub 2020 Sep 16.

Division of Gastroenterology, Massachusetts General Hospital, Boston, Massachusetts; Clinical Translational Epidemiology Unit, The Mongan Institute, Boston, Massachusetts.

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http://dx.doi.org/10.1053/j.gastro.2020.07.062DOI Listing
November 2020

It Is All in the Fine Print: A Call for a Histopathology Checklist for IBD.

Clin Gastroenterol Hepatol 2020 Sep 3. Epub 2020 Sep 3.

Harvard Medical School, Boston, Massachusetts; Department of Pathology, Massachusetts General Hospital, Boston, Massachusetts.

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http://dx.doi.org/10.1016/j.cgh.2020.09.005DOI Listing
September 2020

Yield of Random Biopsies During Colonoscopies in Inflammatory Bowel Disease Patients Undergoing Dysplasia Surveillance.

Inflamm Bowel Dis 2020 Aug 19. Epub 2020 Aug 19.

Division of Gastroenterology, Massachusetts General Hospital, Boston, MA, USA.

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http://dx.doi.org/10.1093/ibd/izaa205DOI Listing
August 2020

Multi-"-Omics" Profiling in Patients With Quiescent Inflammatory Bowel Disease Identifies Biomarkers Predicting Relapse.

Inflamm Bowel Dis 2020 Sep;26(10):1524-1532

Division of Gastroenterology, Massachusetts General Hospital and Harvard Medical School, Boston, Massachusetts, USA.

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http://dx.doi.org/10.1093/ibd/izaa183DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC7500522PMC
September 2020

Frequency of Opioid Prescription at Emergency Department Discharge in Patients with Inflammatory Bowel Disease: A Nationwide Analysis.

Clin Gastroenterol Hepatol 2020 Jul 16. Epub 2020 Jul 16.

Division of Gastroenterology and Hepatology, Cumming School of Medicine, University of Calgary, Calgary, Alberta, Canada; Department of Community Health Sciences, Cumming School of Medicine, University of Calgary, Calgary, Alberta, Canada; Alimentiv (formerly Robarts Clinical Trials, Inc), London, Ontario, Canada. Electronic address:

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http://dx.doi.org/10.1016/j.cgh.2020.07.020DOI Listing
July 2020

Assessment of Body Weight Changes in Patients with Inflammatory Bowel Diseases Initiating Biologic Therapy: A Prospective Cohort Study.

Dig Dis Sci 2020 Dec 2;65(12):3672-3678. Epub 2020 Jul 2.

Division of Gastroenterology, Massachusetts General Hospital and Harvard Medical School, Boston, MA, USA.

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http://dx.doi.org/10.1007/s10620-020-06442-9DOI Listing
December 2020

Frailty is independently associated with mortality in 11 001 patients with inflammatory bowel diseases.

Aliment Pharmacol Ther 2020 07 14;52(2):311-318. Epub 2020 Jun 14.

Division of Gastroenterology, Massachusetts General Hospital, Boston, MA, USA.

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http://dx.doi.org/10.1111/apt.15821DOI Listing
July 2020

A Phenome-Wide Analysis of Healthcare Costs Associated with Inflammatory Bowel Diseases.

Dig Dis Sci 2020 May 20. Epub 2020 May 20.

Division of Gastroenterology, Crohn's and Colitis Center, Massachusetts General Hospital, 165 Cambridge Street, 9th Floor, Boston, MA, 02114, USA.

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http://dx.doi.org/10.1007/s10620-020-06329-9DOI Listing
May 2020

Phenotype and Natural History of Inflammatory Bowel Disease in Patients With Concomitant Eosinophilic Esophagitis.

Inflamm Bowel Dis 2020 May 20. Epub 2020 May 20.

Department of Medicine, Massachusetts General Hospital, Boston, MA, USA.

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http://dx.doi.org/10.1093/ibd/izaa094DOI Listing
May 2020

Characteristics and Long-Term Outcomes of Pregnancy-Onset Inflammatory Bowel Disease: A Case-Control Study.

Inflamm Bowel Dis 2020 May 19. Epub 2020 May 19.

Department of Medicine, Massachusetts General Hospital, 55 Fruit Street, Boston, Massachusetts, USA.

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http://dx.doi.org/10.1093/ibd/izaa096DOI Listing
May 2020

Robust and efficient semi-supervised estimation of average treatment effects with application to electronic health records data.

Biometrics 2020 May 15. Epub 2020 May 15.

Department of Biostatistics, Harvard T.H. Chan School of Public Health, Boston, Massachusetts.

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http://dx.doi.org/10.1111/biom.13298DOI Listing
May 2020

Dietary Inflammatory Potential and Risk of Crohn's Disease and Ulcerative Colitis.

Gastroenterology 2020 Sep 7;159(3):873-883.e1. Epub 2020 May 7.

Division of Gastroenterology, Massachusetts General Hospital and Harvard Medical School, Boston, Massachusetts; Clinical and Translational Epidemiology Unit, Massachusetts General Hospital and Harvard Medical School, Boston, Massachusetts. Electronic address:

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http://dx.doi.org/10.1053/j.gastro.2020.05.011DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC7502466PMC
September 2020

Safety and Efficacy of Tumor Necrosis Factor Antagonists in Older Patients With Ulcerative Colitis: Patient-Level Pooled Analysis of Data From Randomized Trials.

Clin Gastroenterol Hepatol 2020 May 1. Epub 2020 May 1.

Massachusetts General Hospital, Division of Gastroenterology, Boston, Massachusetts; Harvard University, Boston, Massachusetts. Electronic address:

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http://dx.doi.org/10.1016/j.cgh.2020.04.070DOI Listing
May 2020

Ileal or Colonic Histologic Activity Is Not Associated With Clinical Relapse in Patients With Crohn's Disease in Endoscopic Remission.

Clin Gastroenterol Hepatol 2020 Apr 29. Epub 2020 Apr 29.

Division of Gastroenterology, Massachusetts General Hospital, Boston, Massachusetts. Electronic address:

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http://dx.doi.org/10.1016/j.cgh.2020.04.050DOI Listing
April 2020

The Doctor Will Call You Now! Telemedicine in the Midst of a Pandemic.

Clin Gastroenterol Hepatol 2020 Jul 18;18(8):1688-1690. Epub 2020 Apr 18.

Division of Gastroenterology, University of California San Diego, La Jolla, California.

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http://dx.doi.org/10.1016/j.cgh.2020.04.031DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC7166015PMC
July 2020

Microbiome-Based Biomarkers for IBD.

Inflamm Bowel Dis 2020 Sep;26(10):1463-1469

Division of Gastroenterology, Massachusetts General Hospital and Harvard Medical School, Boston, Massachusetts, USA.

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http://dx.doi.org/10.1093/ibd/izaa071DOI Listing
September 2020

Clinical Research and Trials-A "Nonessential" Victim of the COVID-19 Pandemic?

Am J Gastroenterol 2020 06;115(6):946-947

Division of Gastroenterology, Massachusetts General Hospital, Boston, Massachusetts 02114, USA.

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http://dx.doi.org/10.14309/ajg.0000000000000663DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC7172490PMC
June 2020

Alterations in Fecal Microbiomes and Serum Metabolomes of Fatigued Patients With Quiescent Inflammatory Bowel Diseases.

Clin Gastroenterol Hepatol 2020 Mar 14. Epub 2020 Mar 14.

Division of Gastroenterology, Massachusetts General Hospital and Harvard Medical School, Boston, Massachusetts. Electronic address:

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http://dx.doi.org/10.1016/j.cgh.2020.03.013DOI Listing
March 2020

Case 8-2020: An 89-Year-Old Man with Recurrent Abdominal Pain and Bloody Stools.

N Engl J Med 2020 03;382(11):1042-1052

From the Department of Medicine, Newton-Wellesley Hospital, Newton (H.B.B.), and the Department of Medicine, Tufts University School of Medicine (H.B.B.), the Departments of Medicine (E.W.L., A.N.A.), Radiology (L.A.R.), and Pathology (L.R.Z.), Massachusetts General Hospital, and the Departments of Medicine (E.W.L., A.N.A.), Radiology (L.A.R.), and Pathology (L.R.Z.), Harvard Medical School, Boston - all in Massachusetts.

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http://dx.doi.org/10.1056/NEJMcpc1913476DOI Listing
March 2020

Healthy Lifestyle is Associated with Reduced Mortality in Patients with Inflammatory Bowel Diseases.

Clin Gastroenterol Hepatol 2020 Mar 3. Epub 2020 Mar 3.

Division of Gastroenterology, Massachusetts General Hospital and Harvard Medical School, Boston, Massachusetts; Clinical and Translational Epidemiology Unit, Massachusetts General Hospital and Harvard Medical School, Boston, Massachusetts. Electronic address:

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http://dx.doi.org/10.1016/j.cgh.2020.02.047DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC7483199PMC
March 2020

Pretreatment Frailty Is Independently Associated With Increased Risk of Infections After Immunosuppression in Patients With Inflammatory Bowel Diseases.

Gastroenterology 2020 Jun 25;158(8):2104-2111.e2. Epub 2020 Feb 25.

Division of Gastroenterology, Massachusetts General Hospital, Boston, Massachusetts; Clinical Translational Epidemiology Unit, The Mongan Institute, Boston, Massachusetts. Electronic address:

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http://dx.doi.org/10.1053/j.gastro.2020.02.032DOI Listing
June 2020

Changing Global Epidemiology of Inflammatory Bowel Diseases: Sustaining Health Care Delivery Into the 21st Century.

Clin Gastroenterol Hepatol 2020 May 31;18(6):1252-1260. Epub 2020 Jan 31.

Department of Medicine and Therapeutics, Institute of Digestive Disease, State Key Laboratory of Digestive Diseases, LKS Institute of Health Science, Chinese University of Hong Kong, Hong Kong, China.

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http://dx.doi.org/10.1016/j.cgh.2020.01.028DOI Listing
May 2020

Editorial: histologic normalisation in ulcerative colitis. Authors' reply.

Aliment Pharmacol Ther 2020 02;51(3):401

Division of Gastroenterology, Massachusetts General Hospital and Harvard Medical School, Boston, MA, USA.

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http://dx.doi.org/10.1111/apt.15621DOI Listing
February 2020

Incidence and Predictors of Flares in the Postpartum Year Among Women With Inflammatory Bowel Disease.

Inflamm Bowel Dis 2020 Nov;26(12):1926-1932

Department of Medicine, Massachusetts General Hospital, Boston, Massachusetts, USA.

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http://dx.doi.org/10.1093/ibd/izz313DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC7676422PMC
November 2020

Diet in Treatment of Inflammatory Bowel Diseases.

Clin Gastroenterol Hepatol 2019 Dec 5. Epub 2019 Dec 5.

Division of Gastroenterology, University of Calgary, Calgary, Alberta, Canada.

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http://dx.doi.org/10.1016/j.cgh.2019.11.054DOI Listing
December 2019

Estimating average treatment effects with a double-index propensity score.

Biometrics 2020 Sep 16;76(3):767-777. Epub 2019 Dec 16.

Department of Biostatistics, Harvard T.H. Chan School of Public Health, Boston, Massachusetts.

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http://dx.doi.org/10.1111/biom.13195DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC7370895PMC
September 2020

Complete histologic normalisation is associated with reduced risk of relapse among patients with ulcerative colitis in complete endoscopic remission.

Aliment Pharmacol Ther 2020 02 7;51(3):347-355. Epub 2019 Nov 7.

Division of Gastroenterology, Massachusetts General Hospital, Boston, MA, USA.

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http://dx.doi.org/10.1111/apt.15568DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC6980269PMC
February 2020

Discordance Between Patient-Reported Outcomes and Mucosal Inflammation in Patients With Mild to Moderate Ulcerative Colitis.

Clin Gastroenterol Hepatol 2020 Jul 20;18(8):1760-1768.e1. Epub 2019 Sep 20.

Robarts Clinical Trials, Inc, London, Ontario, Canada; Department of Epidemiology and Biostatistics, Western University, London, Ontario, Canada; Division of Gastroenterology, Western University, London, Ontario, Canada.

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http://dx.doi.org/10.1016/j.cgh.2019.09.021DOI Listing
July 2020

Longitudinal Trajectory of Fatigue With Initiation of Biologic Therapy in Inflammatory Bowel Diseases: A Prospective Cohort Study.

J Crohns Colitis 2020 Mar;14(3):309-315

Division of Gastroenterology, Massachusetts General Hospital and Harvard Medical School, Boston, MA, USA.

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http://dx.doi.org/10.1093/ecco-jcc/jjz148DOI Listing
March 2020

Use of Narrative Concepts in Electronic Health Records to Validate Associations Between Genetic Factors and Response to Treatment of Inflammatory Bowel Diseases.

Clin Gastroenterol Hepatol 2020 Jul 9;18(8):1890-1892. Epub 2019 Aug 9.

Division of Gastroenterology, Massachusetts General Hospital, Boston, Massachusetts; Harvard Medical School, Boston, Massachusetts.

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http://dx.doi.org/10.1016/j.cgh.2019.08.005DOI Listing
July 2020

Interval Colorectal Cancer in Inflammatory Bowel Disease: The Role of Guideline Adherence.

Dig Dis Sci 2020 01 1;65(1):111-118. Epub 2019 Aug 1.

Division of Gastroenterology, Massachusetts General Hospital, 55 Fruit Street, Boston, MA, 02114, USA.

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http://dx.doi.org/10.1007/s10620-019-05754-9DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC6946853PMC
January 2020

Opportunistic Infections Are More Prevalent in Crohn's Disease and Ulcerative Colitis: A Large Population-Based Study.

Inflamm Bowel Dis 2020 01;26(2):291-300

Division of Gastroenterology and Liver Disease, University Hospitals Cleveland Medical Center, Case Western Reserve University, Cleveland, Ohio, USA.

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http://dx.doi.org/10.1093/ibd/izz147DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC7327158PMC
January 2020

Ulcerative Colitis and Crohn's Disease Have Similar Burden and Goals for Treatment.

Clin Gastroenterol Hepatol 2020 01 10;18(1):14-23. Epub 2019 Jul 10.

Inserm U954, Department of Gastroenterology, Nancy University Hospital, Université de Lorraine, Vandoeuvre-lès-Nancy, France. Electronic address:

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http://dx.doi.org/10.1016/j.cgh.2019.07.005DOI Listing
January 2020

Association Between Vulvovaginal Discomfort and Activity of Inflammatory Bowel Diseases.

Clin Gastroenterol Hepatol 2020 Mar 18;18(3):604-611.e1. Epub 2019 May 18.

Department of Obstetrics and Gynecology, Massachusetts General Hospital, Boston, Massachusetts. Electronic address:

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http://dx.doi.org/10.1016/j.cgh.2019.05.018DOI Listing
March 2020

The Role of the Radiologist in Determining Disease Severity in Inflammatory Bowel Diseases.

Gastrointest Endosc Clin N Am 2019 Jul 5;29(3):447-470. Epub 2019 Apr 5.

Division of Gastroenterology, Massachusetts General Hospital, Harvard Medical School, MGH Crohn's and Colitis Center, 165 Cambridge Street, 9th Floor, Boston, MA 02114, USA. Electronic address:

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http://dx.doi.org/10.1016/j.giec.2019.02.006DOI Listing
July 2019

Implementing Dietary Modifications and Assessing Nutritional Adequacy of Diets for Inflammatory Bowel Disease.

Gastroenterol Hepatol (N Y) 2019 Mar;15(3):133-144

Mr Nazarenkov is an undergraduate student at the University of California, Davis in Davis, California, and clinical research assistant to Dr Konijeti in the Division of Gastroenterology and Hepatology at Scripps Clinic in La Jolla, California. Dr Seeger is a clinical fellow, Ms Beeken is a registered dietitian, and Dr Konijeti is a gastroenterologist and director of the Inflammatory Bowel Disease Program in the Division of Gastroenterology and Hepatology at Scripps Clinic. Dr Ananthakrishnan is an assistant professor of medicine in the Division of Gastroenterology at Harvard Medical School and medical co-director at the Massachusetts General Hospital Crohn's and Colitis Center in Boston, Massachusetts. Dr Khalili is an assistant professor of medicine in the Division of Gastroenterology at Harvard Medical School. Dr Lewis is a professor of medicine and epidemiology, senior scholar in the Center for Clinical Epidemiology and Biostatistics, and associate director of the Inflammatory Bowel Disease Program at the Perelman School of Medicine at the University of Pennsylvania in Philadelphia, Pennsylvania.

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http://www.ncbi.nlm.nih.gov/pmc/articles/PMC6495415PMC
March 2019

Influence of Environmental Factors in the Development and Outcomes of Inflammatory Bowel Disease.

Gastroenterol Hepatol (N Y) 2019 Feb;15(2):72-82

Dr Vedamurthy is a hospitalist in the Division of General Medicine at Massachusetts General Hospital in Boston, Massachusetts and an instructor in medicine at Harvard Medical School in Boston, Massachusetts.

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http://www.ncbi.nlm.nih.gov/pmc/articles/PMC6469265PMC
February 2019

Reply.

Clin Gastroenterol Hepatol 2019 08 6;17(9):1919. Epub 2019 Apr 6.

Division of Gastroenterology, Massachusetts General Hospital, Harvard Medical School, Boston, Massachusetts.

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https://linkinghub.elsevier.com/retrieve/pii/S15423565193036
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http://dx.doi.org/10.1016/j.cgh.2019.04.007DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC6661181PMC
August 2019

ACG Clinical Guideline: Ulcerative Colitis in Adults.

Am J Gastroenterol 2019 03;114(3):384-413

Division of Gastroenterology and Hepatology, Department of Medicine, University of North Carolina, Chapel Hill, NC, USA.

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http://dx.doi.org/10.14309/ajg.0000000000000152DOI Listing
March 2019

Manipulating the Microbiome With Fecal Transplantation to Treat Ulcerative Colitis.

JAMA 2019 01;321(2):151-152

Massachusetts General Hospital and Harvard Medical School, Boston.

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http://dx.doi.org/10.1001/jama.2018.20397DOI Listing
January 2019

Tofacitinib: A Jak of All Trades.

Clin Gastroenterol Hepatol 2019 07 6;17(8):1438-1440. Epub 2019 Jan 6.

Division of Gastroenterology, Massachusetts General Hospital, Boston, Massachusetts.

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http://dx.doi.org/10.1016/j.cgh.2018.12.044DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC6588476PMC
July 2019

Safety of Biologic Therapy in Older Patients With Immune-Mediated Diseases: A Systematic Review and Meta-analysis.

Clin Gastroenterol Hepatol 2019 08 4;17(9):1736-1743.e4. Epub 2019 Jan 4.

Division of Gastroenterology, Massachusetts General Hospital, Harvard Medical School, Boston, Massachusetts. Electronic address:

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https://linkinghub.elsevier.com/retrieve/pii/S15423565193000
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http://dx.doi.org/10.1016/j.cgh.2018.12.032DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC6609492PMC
August 2019

Cancer risk in microscopic colitis: a retrospective cohort study.

BMC Gastroenterol 2019 Jan 5;19(1). Epub 2019 Jan 5.

Division of Gastroenterology, Massachusetts General Hospital, Boston, MA, 02114, USA.

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http://dx.doi.org/10.1186/s12876-018-0926-4DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC6321729PMC
January 2019

Fatigue in IBD: epidemiology, pathophysiology and management.

Nat Rev Gastroenterol Hepatol 2019 04;16(4):247-259

Division of Gastroenterology, Massachusetts General Hospital, Boston, MA, USA.

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http://www.nature.com/articles/s41575-018-0091-9
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http://dx.doi.org/10.1038/s41575-018-0091-9DOI Listing
April 2019

Obesity and Weight Gain Since Early Adulthood Are Associated With a Lower Risk of Microscopic Colitis.

Clin Gastroenterol Hepatol 2019 11 6;17(12):2523-2532.e1. Epub 2018 Dec 6.

Clinical and Translational Epidemiology Unit, Massachusetts General Hospital and Harvard Medical School, Boston, Massachusetts; Division of Gastroenterology, Massachusetts General Hospital and Harvard Medical School, Boston, Massachusetts; Department of Medicine, Clinical Epidemiology Unit, Karolinska Institutet, Stockholm, Sweden. Electronic address:

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http://dx.doi.org/10.1016/j.cgh.2018.11.057DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC6551326PMC
November 2019

Patient age determines adherence to preventive care measures among patients with ulcerative colitis.

Dig Liver Dis 2019 01 6;51(1):178-179. Epub 2018 Nov 6.

Division of Gastroenterology, Scripps Clinic, La Jolla, CA, United States. Electronic address:

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http://dx.doi.org/10.1016/j.dld.2018.10.020DOI Listing
January 2019

New approaches along the IBD course: diet, tight control and stem cells.

Nat Rev Gastroenterol Hepatol 2019 02;16(2):82-84

Division of Gastroenterology and Department of Medicine, Massachusetts General Hospital and Harvard Medical School, Boston, MA, USA.

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http://dx.doi.org/10.1038/s41575-018-0088-4DOI Listing
February 2019

The Gut Microbiome and Digestive Health - A New Frontier.

Clin Gastroenterol Hepatol 2019 01 29;17(2):215-217. Epub 2018 Oct 29.

Vatche and Tamar Manoukian Division of Digestive Diseases, G. Oppenheimer Center for Neurobiology of Stress and Resilience, David Geffen School of Medicine at University of California Los Angeles, Los Angeles, California.

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http://dx.doi.org/10.1016/j.cgh.2018.10.040DOI Listing
January 2019

The Effect of Early-Life Environmental Exposures on Disease Phenotype and Clinical Course of Crohn's Disease in Children.

Am J Gastroenterol 2018 10 28;113(10):1524-1529. Epub 2018 Sep 28.

Division of Pediatric Gastroenterology, Emory University School of Medicine, Atlanta, GA, USA. Division of Pediatric Gastroenterology, Hepatology and Nutrition, Department of Pediatrics, The Hospital for Sick Children, University of Toronto, Toronto, ON, Canada. Department of Pediatric Gastroenterology, Hepatology, and Nutrition, Medical College of Wisconsin, Milwaukee, WI, USA. Department of Pediatric Gastroenterology, Nationwide Children's Hospital, Ohio State University College of Medicine, Columbus, OH, USA. Department of Gastroenterology and Nutrition, Boston Children's Hospital, Boston, MA, USA. Department of Pediatrics, Cedars-Sinai Medical Center, Los Angeles, CA, USA. Department of Pediatrics, Goryeb Children's Hospital, Morristown, NJ, USA. Division of Pediatric Gastroenterology, Hasbro Children's Hospital/The Rhode Island Hospital, Providence, RI, USA. Department of Pediatrics, University of Utah, Salt Lake City, UT, USA. Department of Pediatrics, Children's Hospital of Eastern Ontario IBD Centre and University of Ottawa, Ottawa, ON, Canada. Section of Pediatric Gastroenterology, Baylor College of Medicine, Texas Children's Hospital, Houston, TX, USA. Department of Pediatrics, University of North Carolina at Chapel Hill, Chapel Hill, NC, USA. Department of Pediatrics, Indiana University School of Medicine, Indianapolis, IN, USA. Department of Pediatrics, Vanderbilt University School of Medicine, Nashville, TN, USA. Department of Gastroenterology, Children's Hospital of Pittsburgh of UPMC, Pittsburgh, PA, USA. Children's Healthcare of Atlanta, Atlanta, GA, USA. Department of Pediatrics, Johns Hopkins University School of Medicine, Baltimore, MD, USA. Department of Pediatrics, University of California, San Francisco, San Francisco, CA, USA. Department of Pediatrics, Dalhousie University, Halifax, NS, Canada. Department of Digestive Diseases and Nutrition Center, University at Buffalo, Buffalo, NY, USA. Department of Pediatrics, Nemours Children's Specialty Care, Jacksonville, FL, USA. Department of Pediatrics, University of Chicago Medicine Comer Children's Hospital, Chicago, IL, USA. Department of Pediatrics, University of Texas Southwestern Medical Center, Dallas, TX, USA. Department of Pediatric Gastroenterology, Mayo Clinic, Rochester, MN, USA. Department of Pediatrics, University of Pennsylvania, Philadelphia, PA, USA. Department of Pediatrics, Mount Sinai Hospital, New York, NY, USA. Department of Pediatrics, Northwell Health, New York, NY, USA. Division of Pediatric Gastroenterology, Hepatology, and Nutrition, Cincinnati Children's Hospital Medical Center, Cincinnati, OH, USA. Division of Digestive Diseases, Hepatology, and Nutrition, Connecticut Children's Medical Center, Hartford, CT, USA. Division of Gastroenterology, Massachusetts General Hospital, Boston, MA, USA.

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http://dx.doi.org/10.1038/s41395-018-0239-9DOI Listing
October 2018

Second-Look Endoscopy in Hospitalized Severe Ulcerative Colitis: A Retrospective Cohort Study.

Inflamm Bowel Dis 2019 03;25(4):750-755

Division of Gastroenterology, Massachusetts General Hospital and Harvard Medical School, Boston, Massachusetts.

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https://academic.oup.com/ibdjournal/advance-article/doi/10.1
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http://dx.doi.org/10.1093/ibd/izy282DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC6765053PMC
March 2019

Debate session: So what causes inflammatory bowel disease? It's all in the environment.

J Gastroenterol Hepatol 2018 Sep;33 Suppl 3:24

Division of Gastroenterology, Massachusetts General Hospital, Boston, Massachusetts, USA.

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http://dx.doi.org/10.1111/jgh.14429DOI Listing
September 2018

Bugs and drugs: Predicting response to therapy.

J Gastroenterol Hepatol 2018 Sep;33 Suppl 3:27

Division of Gastroenterology, Massachusetts General Hospital, Boston, Massachusetts, USA.

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http://dx.doi.org/10.1111/jgh.14432DOI Listing
September 2018

Making sense of clinical predictors.

J Gastroenterol Hepatol 2018 Sep;33 Suppl 3:7-8

Division of Gastroenterology, Massachusetts General Hospital, Boston, Massachusetts, USA.

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http://dx.doi.org/10.1111/jgh.14417DOI Listing
September 2018

Identification of Menopausal and Reproductive Risk Factors for Microscopic Colitis-Results From the Nurses' Health Study.

Gastroenterology 2018 12 23;155(6):1764-1775.e2. Epub 2018 Aug 23.

Gastroenterology Unit, Massachusetts General Hospital, Boston, Massachusetts; Clinical and Translational Epidemiology Unit, Massachusetts General Hospital, Boston, Massachusetts; Harvard Medical School, Boston, Massachusetts; Karolinska Clinical Epidemiology Unit, Karolinska Institutet, Solna, Sweden. Electronic address:

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http://dx.doi.org/10.1053/j.gastro.2018.08.029DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC6279488PMC
December 2018

Reply to 'Comment on Sarcopenia is a Novel Predictor of the Need for Rescue Therapy in Hospitalized Ulcerative Colitis Patients'.

J Crohns Colitis 2018 Nov;12(10):1256

Division of Gastroenterology, Massachusetts General Hospital, Boston, MA, USA.

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http://dx.doi.org/10.1093/ecco-jcc/jjy095DOI Listing
November 2018

Reply.

Clin Gastroenterol Hepatol 2018 07;16(7):1177

Department of Medicine and Therapeutics, Institute of Digestive Disease, State Key Laboratory of Digestive Disease, LKS Institute of Health Sciences, The Chinese University of Hong Kong, Hong Kong.

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http://dx.doi.org/10.1016/j.cgh.2018.03.015DOI Listing
July 2018

Asians have more perianal Crohn disease and ocular manifestations compared with white Americans.

Inflamm Intest Dis 2018 Mar 18;2(3):147-153. Epub 2017 Nov 18.

Center for Gastrointestinal Biology and Disease, University of North Carolina, Chapel Hill, NC.

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http://dx.doi.org/10.1159/000484347DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC5986188PMC
March 2018

The Association Between Arthralgia and Vedolizumab Using Natural Language Processing.

Inflamm Bowel Dis 2018 09;24(10):2242-2246

Division of Rheumatology, Immunology, and Allergy, Brigham and Women's Hospital, Boston, Massachusetts.

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http://dx.doi.org/10.1093/ibd/izy127DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC6140445PMC
September 2018

The role of diet in the aetiopathogenesis of inflammatory bowel disease.

Nat Rev Gastroenterol Hepatol 2018 09;15(9):525-535

Division of Gastroenterology, Massachusetts General Hospital and Harvard Medical School, Boston, MA, USA.

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http://dx.doi.org/10.1038/s41575-018-0022-9DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC6397648PMC
September 2018

Sarcopenia is a Novel Predictor of the Need for Rescue Therapy in Hospitalized Ulcerative Colitis Patients.

J Crohns Colitis 2018 Aug;12(9):1036-1041

Division of Gastroenterology, Department of Medicine, Massachusetts General Hospital, Boston, MA, USA.

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http://dx.doi.org/10.1093/ecco-jcc/jjy064DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC6113707PMC
August 2018

Genetic Markers Predict Primary Nonresponse and Durable Response to Anti-Tumor Necrosis Factor Therapy in Ulcerative Colitis.

Inflamm Bowel Dis 2018 07;24(8):1840-1848

Inflammatory Bowel Disease Center, Division of Gastroenterology, Massachusetts General Hospital, Boston, Massachusetts.

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http://dx.doi.org/10.1093/ibd/izy083DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC6128143PMC
July 2018

Paternal Disease Activity Is Associated With Difficulty in Conception Among Men With Inflammatory Bowel Diseases.

Clin Gastroenterol Hepatol 2019 01 11;17(1):203-204. Epub 2018 Apr 11.

Division of Gastroenterology and Hepatology, Department of Medicine, University of North Carolina, Chapel Hill, North Carolina.

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http://dx.doi.org/10.1016/j.cgh.2018.04.001DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC6181789PMC
January 2019

Loss of Response to Anti-Tumor Necrosis Factor Alpha Therapy in Crohn's Disease Is Not Associated with Emergence of Novel Inflammatory Pathways.

Dig Dis Sci 2018 03 25;63(3):738-745. Epub 2018 Jan 25.

Gastrointestinal Unit, Massachusetts General Hospital, Harvard Medical School, Blake 4, 55 Fruit Street, Boston, MA, 02114, USA.

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http://dx.doi.org/10.1007/s10620-018-4932-8DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC6152907PMC
March 2018

"Weekend Effect" in Patients With Upper Gastrointestinal Hemorrhage: A Systematic Review and Meta-analysis.

Am J Gastroenterol 2018 01 14;113(1):13-21. Epub 2017 Nov 14.

Division of Gastroenterology, Massachusetts General Hospital, Boston, Massachusetts, USA.

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http://dx.doi.org/10.1038/ajg.2017.430DOI Listing
January 2018

Enabling phenotypic big data with PheNorm.

J Am Med Inform Assoc 2018 01;25(1):54-60

Department of Biostatistics, Harvard T.H. Chan School of Public Health, Boston, MA, USA.

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http://dx.doi.org/10.1093/jamia/ocx111DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC6251688PMC
January 2018

Environmental triggers in IBD: a review of progress and evidence.

Nat Rev Gastroenterol Hepatol 2018 Jan 11;15(1):39-49. Epub 2017 Oct 11.

Department of Pathobiology, Lerner Research Institute, and Department of Gastroenterology & Hepatology, Digestive Diseases and Surgery Institute, The Cleveland Clinic Foundation, 9500 Euclid Avenue, Cleveland, Ohio 44195, USA.

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http://dx.doi.org/10.1038/nrgastro.2017.136DOI Listing
January 2018

Genetic Polymorphisms in Fatty Acid Metabolism Modify the Association Between Dietary n3: n6 Intake and Risk of Ulcerative Colitis: A Prospective Cohort Study.

Inflamm Bowel Dis 2017 11;23(11):1898-1904

*Division of Gastroenterology, Massachusetts General Hospital and Harvard Medical School, Boston, Massachusetts; †Division of Gastroenterology and Nutrition, Children's Hospital Boston and Harvard Medical School, Boston, Massachusetts; ‡Clinical and Translational Epidemiology Unit, Massachusetts General Hospital, Boston, Massachusetts; §Departments of Nutrition and Epidemiology, Harvard School of Public Health, Boston, Massachusetts; and ‖Channing Division of Network Medicine, Department of Medicine, Brigham and Women's Hospital, Boston, Massachusetts.

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http://dx.doi.org/10.1097/MIB.0000000000001236DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC5675119PMC
November 2017

Use of Biologic Therapy by Pregnant Women With Inflammatory Bowel Disease Does Not Affect Infant Response to Vaccines.

Clin Gastroenterol Hepatol 2018 Jan 1;16(1):99-105. Epub 2017 Sep 1.

Division of Gastroenterology, University of California-San Francisco, San Francisco, California.

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http://dx.doi.org/10.1016/j.cgh.2017.08.041DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC5735029PMC
January 2018

Dietary Iron and Heme Iron Consumption, Genetic Susceptibility, and Risk of Crohn's Disease and Ulcerative Colitis.

Inflamm Bowel Dis 2017 07;23(7):1088-1095

*Division of Gastroenterology, Massachusetts General Hospital and Harvard Medical School, Boston, Massachusetts; †Clinical and Translation Epidemiology, Massachusetts General Hospital and Harvard Medical School, Boston, Massachusetts; ‡Division of Gastroenterology, Brigham and Women's Hospital and Harvard Medical School, Boston, Massachusetts; §Channing Division of Network Medicine, Brigham and Women's Hospital and Harvard Medical School, Boston, Massachusetts; and ‖The Broad Institute, Cambridge, Massachusetts.

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http://dx.doi.org/10.1097/MIB.0000000000001161DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC5549140PMC
July 2017

Ethnicity Influences Phenotype and Outcomes in Inflammatory Bowel Disease: A Systematic Review and Meta-analysis of Population-based Studies.

Clin Gastroenterol Hepatol 2018 02 8;16(2):190-197.e11. Epub 2017 Jun 8.

Division of Gastroenterology, Massachusetts General Hospital, Boston, Massachusetts and Harvard Medical School, Boston, Massachusetts. Electronic address:

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http://dx.doi.org/10.1016/j.cgh.2017.05.047DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC5722715PMC
February 2018

Distance to Specialist Care and Disease Outcomes in Inflammatory Bowel Disease.

Inflamm Bowel Dis 2017 07;23(7):1234-1239

*Division of Gastroenterology, Massachusetts General Hospital, Boston, Massachusetts; †University of Groningen, Groningen, the Netherlands; and ‡Harvard Medical School, Boston, Massachusetts.

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http://dx.doi.org/10.1097/MIB.0000000000001133DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC5531761PMC
July 2017

Gut Microbiome Function Predicts Response to Anti-integrin Biologic Therapy in Inflammatory Bowel Diseases.

Cell Host Microbe 2017 May;21(5):603-610.e3

Division of Gastroenterology, Massachusetts General Hospital, Boston, MA 02114, USA; Harvard Medical School, Boston, MA 02115, USA; Broad Institute of MIT and Harvard, Cambridge, MA 02142, USA; Center for Microbiome Informatics and Therapeutics, Massachusetts Institute of Technology, Cambridge, MA 02142, USA. Electronic address:

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http://dx.doi.org/10.1016/j.chom.2017.04.010DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC5705050PMC
May 2017