Publications by authors named "Ian Leibowitz"

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Low Anti-Tumor Necrosis Factor Levels During Maintenance Phase Are Associated With Treatment Failure in Children With Crohn's Disease.
Jonathan Moses, Jeremy Adler, Shehzad A Saeed, Ann M Firestine, Joseph A Galanko, Ian H Leibowitz

Inflamm Bowel Dis· July 2025

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HLA DQA1*05 and Risk of Antitumor Necrosis Factor Treatment Failure and Anti-Drug Antibody Development in Children With Crohn's Disease.
Jeremy Adler, Joseph A Galanko, Rana Ammoury, Keith J Benkov, Athos Bousvaros, Ian Leibowitz

Am J Gastroenterol· May 2025

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Comparative Effectiveness of Anti-TNF in Combination With Low-Dose Methotrexate vs Anti-TNF Monotherapy in Pediatric Crohn's Disease: A Pragmatic Randomized Trial.
Michael D Kappelman, David A Wohl, Hans H Herfarth, Ann M Firestine, Jeremy Adler, Ian H Leibowitz

Gastroenterology· July 2023

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Overview of the Pediatric Endoscopy Quality Improvement Network Quality Standards and Indicators for Pediatric Endoscopy: A Joint NASPGHAN/ESPGHAN Guideline.
Catharine M Walsh, Jenifer R Lightdale, David R Mack, Jorge Amil-Dias, Patrick Bontems, Ian H Leibowitz

J Pediatr Gastroenterol Nutr· March 2022

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Pediatric Endoscopy Quality Improvement Network Quality Standards and Indicators for Pediatric Endoscopy Facilities: A Joint NASPGHAN/ESPGHAN Guideline.
Jenifer R Lightdale, Catharine M Walsh, Priya Narula, Elizabeth C Utterson, Marta Tavares, Ian H Leibowitz

J Pediatr Gastroenterol Nutr· March 2022

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Pediatric Endoscopy Quality Improvement Network Quality Standards and Indicators for Pediatric Endoscopic Procedures: A Joint NASPGHAN/ESPGHAN Guideline.
Jenifer R Lightdale, Catharine M Walsh, Salvatore Oliva, Kevan Jacobson, Hien Q Huynh, Ian H Leibowitz

J Pediatr Gastroenterol Nutr· March 2022

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Pediatric Endoscopy Quality Improvement Network Quality Standards and Indicators for Pediatric Endoscopists and Endoscopists in Training: A Joint NASPGHAN/ESPGHAN Guideline.
Catharine M Walsh, Jenifer R Lightdale, Ian H Leibowitz, Diana G Lerner, Quin Y Liu

J Pediatr Gastroenterol Nutr· March 2022

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Pediatric Endoscopy Quality Improvement Network Pediatric Endoscopy Reporting Elements: A Joint NASPGHAN/ESPGHAN Guideline.
Catharine M Walsh, Jenifer R Lightdale, Douglas S Fishman, Raoul I Furlano, Petar Mamula, Ian H Leibowitz

J Pediatr Gastroenterol Nutr· March 2022

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Corticosteroids Can Be Used to Decrease Antidrug Antibodies in Pediatric Patients With Inflammatory Bowel Disease.
Alexandra Falsey, Diana Jo, Helina Sirak, Diana Moya, Ian H Leibowitz

Inflamm Bowel Dis· November 2021

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Fecal Transplant in Children With Gives Sustained Reduction in Antimicrobial Resistance and Potential Pathogen Burden.
Suchitra K Hourigan, Michelle Ahn, Keylie M Gibson, Marcos Pérez-Losada, Grace Felix, Ian Leibowitz

Open Forum Infect Dis· October 2019

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Appropriateness of emergency department use in pediatric inflammatory bowel disease: a quality improvement opportunity.
Edward J Hoffenberg, K T Park, Dana M Dykes, Jacqueline Fridge, Michael D Kappelman, Ian H Leibowitz

J Pediatr Gastroenterol Nutr· September 2014

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Implementable strategies and exploratory considerations to reduce costs associated with anti-TNF therapy in inflammatory bowel disease.
K T Park, Wallace V Crandall, Jacqueline Fridge, Ian H Leibowitz, Marc Tsou

Inflamm Bowel Dis· May 2014

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Improved outcomes in a quality improvement collaborative for pediatric inflammatory bowel disease.
Wallace V Crandall, Peter A Margolis, Michael D Kappelman, Eileen C King, Jesse M Pratt, Ian Leibowitz

Pediatrics· April 2012

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Prevalence and epidemiology of overweight and obesity in children with inflammatory bowel disease.
Millie D Long, Wallace V Crandall, Ian H Leibowitz, Lynn Duffy, Fernando del Rosario

Inflamm Bowel Dis· October 2011

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Infliximab-induced psoriasis in children with inflammatory bowel disease.
Girish Hiremath, Lynn Duffy, Ian Leibowitz

J Pediatr Gastroenterol Nutr· February 2011

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ImproveCareNow: The development of a pediatric inflammatory bowel disease improvement network.
Wallace Crandall, Michael D Kappelman, Richard B Colletti, Ian Leibowitz, John E Grunow

Inflamm Bowel Dis· January 2011

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Short pediatric Crohn's disease activity index for quality improvement and observational research.
Michael D Kappelman, Wallace V Crandall, Richard B Colletti, Anthony Goudie, Ian H Leibowitz

Inflamm Bowel Dis· January 2011

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Variation in care in pediatric Crohn disease.
Richard B Colletti, Robert N Baldassano, David E Milov, Peter A Margolis, Athos Bousvaros, Ian H Leibowitz

J Pediatr Gastroenterol Nutr· September 2009

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