Chris A. Liacouras, MD

male silhouette icon
Chris Liacouras, MD, is a Board Certified pediatric Gastroenterologist in the Division of Gastroenterology, Hepatology and Nutrition at Children's Hospital of Philadelphia (CHOP), and Co-Director of CHOP's Center for Pediatric Eosinophilic Disorders.

Areas of Expertise: Allergic diseases of the GI tract, Endoscopy and colonoscopy, Eosinophilic disorders, Esophageal disorders, Gastroesophageal reflux disease (GERD), Hypercholesterolemia, Hyperlipidemia, Inflammatory bowel disease (IBD)
Locations: Specialty Care & Surgery Center, Brandywine Valley; Main Hospital; Specialty Care, King of Prussia

Education and Training

Medical School

MD - Harvard Medical School, Boston, MA

Internship

Pediatrics - The Children's Hospital of Philadelphia, Philadelphia, PA

Residency

Pediatrics - The Children's Hospital of Philadelphia, Philadelphia, PA

Fellowship

Pediatric Gastroenterology and Nutrition - The Children's Hospital of Philadelphia, Philadelphia, PA

Board Certification

Diplomate – National Board of Medical Examiners (NBME)
Pediatric Gastroenterology – American Board of Pediatrics
Pediatrics – American Board of Pediatrics

Undergraduate Degree

BA - Johns Hopkins University, Baltimore, MD

Titles and Academic Titles

Attending Physician

Co-Director, Center for Pediatric Eosinophilic Disorders

Director, Clinical Laboratory

Medical Director, CHOP Exton Satellite

Professor of Pediatrics, Perelman School of Medicine at the University of Pennsylvania

Conditions Treated

Departments and Services

Publications

Papers

2016

Muir AB, Wang ML, Metz D, Falk G, Markowitz J, Spergel JM, Liacouras CA.: Proton pump inhibitor-responsive oesophageal eosinophilia: too early to change clinical practice.  Gut.  2016.

Dellon ES, Collins MH, Bonis PA, Leung J, Capocelli KE, Dohil R, Falk GW, Furuta GT, Menard-Katcher C, Gupta SK, Hirano I, Hiremath GS, Kagalwalla AF, Wershil BK, Liacouras CA, Muir AB, Mukkada VA, Putnam PE, Schoepfer AM, Straumann A, Wo JM, Yang GY, Rothenberg ME, Gonsalves N.: Substantial Variability in Biopsy Practice Patterns Among Gastroenterologists for Suspected Eosinophilic Gastrointestinal Disorders.  Clin Gastroenterol Hepatol.  Page: S1542, April 2016.

2015

Ram G, Lee J, Ott M, Brown-Whitehorn TF, Cianferoni A, Shuker M, Wang ML, Verma R, Liacouras CA, Spergel JM.: Seasonal exacerbation of esophageal eosinophilia in children with eosinophilic esophagitis and allergic rhinitis.  Ann Allergy Asthma Immunol. 115: 224-8, September 2015.

2014

Liacouras CA, Spergel J, Gober LM.: Eosinophilic Esophagitis: Clinical Presentation in Children.   Gastroenterol Clin North Am. 43(2): 219-29, June 2014.

Maggadottir SM, Hill DA, Ruymann K, Brown-Whitehorn TF, Cianferoni A, Shuker M, Wang ML, Chikwava K, Verma R, Liacouras CA, Spergel JM. : Resolution of acute IgE-mediated allergy with development of eosinophilic esophagitis triggered by the same food.  J Allergy Clin Immunol 133(5): 1487-9, May 2014.

2013

Menard-Katcher P, Marks KL, Liacouras CA, Spergel JM, Yang YX, Falk GW.: The natural history of eosinophilic oesophagitis in the transition from childhood to adulthood. Aliment Pharmacol Ther. 37(1): 114-21, January 2013.

Menard-Katcher P, Marks KL, Liacouras CA, Spergel JM, Yang YX, Falk GW.: The natural history of eosinophilic oesophagitis in the transition from childhood to adulthood. Aliment Pharmacol Ther. 37(1): 114-21, January 2013.

Dellon ES, Gonsalves N, Hirano I, Furuta GT, Liacouras CA, Katzka DA;: ACG clinical guideline: Evidenced based approach to the diagnosis and management of esophageal eosinophilia and eosinophilic esophagitis (EoE). Am J Gastroenterol.  108(5), May 2013.

2012

Rothenberg ME, Aceves S, Bonis PA, Collins MH, Gonsalves N, Gupta SK, Hirano I, Liacouras CA, Putnam PE, Spergel JM, Straumann A, Wershil BK, Furuta GT.: Working with the US Food and Drug Administration: progress and timelines in understanding and treating patients with eosinophilic esophagitis. J Allergy Clin Immunol 130(3): 617-9, Sept 2012.

Spergel JM, Brown-Whitehorn TF, Cianferoni A, Shuker M, Wang ML, Verma R, Liacouras CA. : Identification of causative foods in children with eosinophilic esophagitis treated with an elimination diet. J Allergy Clin Immunol. 2012 Aug;130(2):461-467.e5.  2012.

Spergel JM, Rothenberg ME, Collins MH, Furuta GT, Markowitz JE, Fuchs G 3rd, O'Gorman MA, Abonia JP, Young J, Henkel T, Wilkins HJ, Liacouras CA. : Reslizumab in children and adolescents with eosinophilic esophagitis: results of a double-blind, randomized, placebo-controlled trial.  J Allergy Clin Immunol. 2012 Feb;129(2):456-63, 2012.

2011

Liacouras CA. Clinical presentation and treatment of pediatric patients with eosinophilic esophagitis. Gastroenterol Hepatol (NY). 2011 Aprl7(4):264-7. Cited in PubMed; PMCID: PMC 3127030.

2010

Franciosi JP, Fiorino K, Ruchelli E, Shults J, Spergel J, Liacouras CA, et al. Changing indications for upper endoscopy in children during a 20-year period. J Pediatr Gastroenterol Nutr. 2010 Jun 16. Cited in PubMed; PMCID: PMC 2946469.

2009

Goldberg E, Barton S, Xanthopoulos MS, Stettler N, Liacouras CA. A descriptive study of complications of gastrostomy tubes in children. J Pediatr Nurs. 2010 Apr 25(2):72-80. Epub 2009 May 30. Cited in PubMed; PMID 20185057.

Spergel JM, Brown-Whitehorn TF, Beausoleil JL, Franciosi J, Shuker M, Verma R, et al. 14 years of eosinophilic esophagitis: clinical features and prognosis. J Pediatr Gastroenterol Nutr. 2009 Jan;48(1):30-6. Cited in PubMed; PMID 19172120.

Abstracts

2015

Liacouras CA,: Gastrointestinal Diseases.  In: Nelson's Textbook for Children.•18 chapters (GI and Liver disease) 2015.

Books

Liacouras CA : EMedicine internet textbook emedicine  in press

Liacouras CA: Clinical Pediatric Gastroenterology.  Churchill-Livingstone, New York, NY. Altschuler SM  (eds.). 1998.

Liacouras CA (assistant editor). : Pediatric Secrets.  Hanley and Belfus, Inc, Philadelphia, PA. Ditmar MF and Polin RA  (eds.). 1993.

Chapters

2014

Liacouras CA: Multiple Chapters. Nelson's Pediatric Textbook 2014.

2008

Furuta G, Liacouras CA. Eosinophilic esophagitis. In: Kleinman, Goulet, et al., editors. Pediatric gastrointestinal disease. 2008. p. 575-82.

2006 

Kamath BM, Markowitz JE, Liacouras CA. Allergic bowel disease and eosinophilic gastroenteritis. In: Wyllie, Hyams, editors. Pediatric gastrointestinal disease and liver disease. 2006. pp. 543-56.

2005

Graham-Maar R, Ryan M, Liacouras CA. Abdominal masses. In: Schwartz MW, editor. The 5-minute pediatric consult. Baltimore: Williams & Wilkins; 2005.

vomiting. In: Schwartz MW, ed. The 5-minute Pediatric Consult. Baltimore, MD. Williams and Wilkins, 2005.

2004

Markowitz J, Liacouras CA. Eosinophilic disorders of the gastrointestinal tract. In: Wyllie, Hyams, editors. Pediatric gastrointestinal disease. 2004. p. 245-9.

Durbin D, Liacouras CA. Gastrointestinal emergencies. In: Ludwig, Fleisher, editors. Pediatric emergency medicine. 4th ed. 2004. p. 1113-1140.

Friedman JR, Liacouras CA. Pathophysiology of gastroesophageal reflux. In: Polin RA, Fox WW, editors. Fetal and neonatal physiology. Philadelphia, PA: W.B. Saunders Co.; 2004. p. 1163-68.

2003

Liacouras CA, Markowitz J. Eosinophilic esophagitis and gastroenteritis. In: Sampson, editor. Pediatric allergy. 2003. p. 518-528.

2002

Markowitz J, Liacouras CA. Gastroesophageal reflux. In: Polin RA, Ditmar M, editors. Neonatal secrets. 2002.

Markowitz J, Mamula P, Liacouras CA. Gastroenterology. In: Polin RA, Ditmar M, editors. Pediatric secrets. 2002.

2001

Liacouras CA. Abdominal masses; Vomiting; Hyperlipidemia;Diarrhea In: Schwartz MW, ed. The 5-minute Pediatric Consult. Baltimore, MD. Williams & Wilkins; 2001.

1999

Durbin D, Liacouras CA. Gastrointestinal emergencies. In: Ludwig S, Fleischer GR, editors.  Pediatric emergency medicine. 4th ed. 1999. p. 1017-43.

1998

Liacouras CA, Altshuler SM. Pathophysiology of gastroesophageal reflux. In: Polin RA, Fox WW, editors. Fetal and neonatal physiology. Philadelphia: W.B. Saunders Co.; 1998. p. 1418-24.

Liacouras CA. Celiac disease. In: Ludwig S, Altschuler SM, editors. Pediatrics at a glance. Philadelphia: Mosby; 1998. p. 60-1.

Liacouras CA. Inflammatory bowel disease. In: Ludwig S, Altschuler SM, editors. Pediatrics at a glance. Philadelphia: Mosby; 1998. p. 176-177.

Liacouras CA. Hepatitis, acute viral. In: Ludwig S, Altschuler SM, editors. Pediatrics at a glance. Philadelphia: Mosby; 1998. p. 146-147.

Liacouras CA. Hepatitis, chronic. In: Ludwig S, Altschuler SM, editors. Pediatrics at a glance. Philadelphia: Mosby; 1998. p. 148-149.

Liacouras CA. Hepatosplenomegaly. In: Ludwig S, Altschuler SM, editors. Pediatrics at a glance. Philadelphia: Mosby; 1998. p. 149-150.

Liacouras CA. Constipation. In: Ludwig S, Altschuler SM, editors. Pediatrics at a glance. Philadelphia: Mosby; 1998. p. 74-75.

Liacouras CA. Esophagitis. In: Ludwig S, Altschuler SM, editors. Pediatrics at a glance. Philadelphia: Mosby; 1998. p. 114-115.

Liacouras CA. Foreign body, gastrointestinal. In: Ludwig S, Altschuler SM, editors. Pediatrics at a glance. Philadelphia: Mosby; 1998. p. 124-125.

Liacouras CA. Gastrointestinal bleeding. In: Ludwig S, Altschuler SM, editors. Pediatrics at a glance. Philadelphia: Mosby; 1998. p. 128-129.

Liacouras CA. Vomiting. In: Ludwig S, Altschuler SM, editors. Pediatrics at a glance. Philadelphia: Mosby; 1998. p. 316-317.

Liacouras CA. Infectious diarrhea. In: Ludwig S, Altschuler SM, editors. Pediatrics at a glance. Philadelphia: Mosby; 1998. p. 174-175.

Liacouras CA. Lactose intolerance. In: Ludwig S, Altschuler SM, editors. Pediatrics at a glance. Philadelphia: Mosby; 1998. p. 184-185.

Liacouras CA. Abdominal masses. In: Ludwig S, Altschuler SM, editors. Pediatrics at a glance. Philadelphia: Mosby; 1998. p. 2-3.

Liacouras CA. Abdominal masses. In: Altschuler SM, Liacouras CA, editors. Clinical pediatric gastroenterology. London (England): Churchill-Livingstone; 1998. p. 1-4.

Jeshion W, Liacouras CA. Clostridium difficile. In: Altschuler SM, Liacouras CA, editors. Clinical pediatric gastroenterology. London (England): Churchill-Livingstone; 1998. p. 151-4.

Arnold LA, Liacouras CA. Foreign bodies and caustic ingestions. In: Altschuler SM, Liacouras CA, editors. Clinical pediatric gastroenterology. London (England): Churchill-Livingstone; 1998. p. 25-30.

Liquornik K, Liacouras CA. Upper Endoscopy. In: Altschuler SM, Liacouras CA, editors. Clinical pediatric gastroenterology. London (England): Churchill-Livingstone; 1998. p. 537-40.

Peck S, Liacouras CA, Redd DA. Percutaneous gastrostomy tubes. In: Altschuler SM, Liacouras CA, editors. Clinical pediatric gastroenterology. London (England): Churchill-Livingstone; 1998. p. 627-36.

Liacouras CA. Pancreatic function tests. In: Altschuler SM, Liacouras CA, editors. Clinical pediatric gastroenterology. London (England): Churchill-Livingstone; 1998. p. 583-4.

Liacouras CA, Kader H. Abdominal pain. In: Altschuler SM, Liacouras CA, editors. Clinical pediatric gastroenterology. London (England): Churchill-Livingstone; 1998. p. 5-8.

Sentongo T, Liacouras CA. Shwachmans syndrome. In: Altschuler SM, Liacouras CA, editors. Clinical pediatric gastroenterology. London (England): Churchill-Livingstone; 1998. p. 307-8.

Liacouras CA. Vomiting. In: Schwartz MW, editor. Clinical handbook of pediatrics, 2nd ed. Baltimore: Williams & Wilkins; 1998. p. 693-703.

Liacouras CA. Lower GI bleeding. In: Schwartz MW, editor. Clinical handbook of pediatrics, 2nd ed. Baltimore: Williams & Wilkins; 1998. p. 318-24.

Liacouras CA. Upper GI bleeding. In: Schwartz MW, editor. Clinical handbook of pediatrics, 2nd ed. Baltimore: Williams & Wilkins; 1998. p. 308-18.

1996

Liacouras CA, Tershakovec A, Cortner JA. Hyperlipidemia. In: Watkins JB, Walker WA. Nutrition in Pediatrics. pp 611-23, 1996.

Liacouras CA, Piccoli DA. Gastroenterology and Nutrition. In: Polin RA, Ditmar MF. Pediatric Secrets. Hanley and Belfus, Inc., 1996, pp. 161-99.Liacouras CA. Abdominal masses. In: Schwartz MW, editor. The 5-minute pediatric consult.  Baltimore: Williams and Wilkins; 1996. p. 2-3.



Liacouras CA. Vomiting. In: Schwartz MW, editor. The 5-minute pediatric consult.  Baltimore: Williams and Wilkins; 1996. p. 64-65.Liacouras CA. Hyperlipidemia. In: Schwartz MW, editor. The 5-minute pediatric consult.  Baltimore: Williams and Wilkins; 1996. p. 414-415.Liacouras CA. Diarrhea. In: Schwartz MW, editor. The 5-minute pediatric consult.  Baltimore: Williams and Wilkins; 1996. p. 414-415.

Posters and Presentations

Invited Lectures

2016

'Eosinophilic Esophagitis', Kansas City, MO, September 2016.

Visiting professor, " Eosinophilic Esophagitis" Denver, CO, September 2016.

'Eosinophilic Esophagitis' Midwest Gut Club, Columbus, OH, August 2016.

'Eosinophilic Esophagitis', Allentown, PA, August 2016.

'Eosinophilic Esophagitis', Long Beach, CA, July 2016.

Eosinophilic Esophagitis" Pennsylvania Allergy Society, Hershey, PA, June 2016.

'GI Food Allergies Esophagitis" Pennsylvania Allergy Society, Hershey, PA, June 2016.

'EoE and Diet', Grand Rapids, MI, May 2016.

'Food Allergy and Diet in EoE', DDW Meeting, San Diego, CA, May 2016.

"Eosinophilic Esophagitis" Salzburg, Austria, April 2016.



"Gastrointestinal Bleeding" Salzburg, Austria, April 2016.



"Gastrointestinal Food Allergies" Salzburg, Austria, April 2016.

  

"Foreign Bodies" Salzburg, Austria, April 2016.



"Gastrointestinal Pathology" Salzburg, Austria, April 2016.

'Eosinophilic Esophagitis' Santiago, Chile, April 2016.



'Constipation' Santiago, Chile, April 2016.



Abdominal Pain' Santiago, Chile, April 2016.

'Update on Eosinophilic Esophagitis, Consensus Recommendations', AAAAI meeting, Los Angeles, CA, February 2016.

2015

'Eosinophilic Esophagitis in Adults', Pennsylvania Medical Society, Lancaster, PA, September 2015.

'Eosinophilic Esophagitis in Children', Providence, RI, September 2015.

'Nutrition in Eosinophilic Esophagitis in Children', Memphis, TN, August 2015.

'Eosinophilic Esophagitis: An Emerging Disease', Atlanta, GA, April 2015.

'Eosinophilic Esophagitis in Children', Bayside, NY, April 2015.

Awards and Honors

2022, Main Line Today Top Docs, Gastroenterology/Heptalogy

2022, Philadelphia Magazine's Top Doctors in Gastroenterology, Hepatology and Nutrition

1988-1990, Cystic Fibrosis Grant for Clinical Medicine

1982, Harvard Anatomy Award

1981, Delaware Valley Academic Award

1980, Phi Beta Kappa, Johns Hopkins University

Leadership and Memberships

Memberships in professional organizations

International

2008-present, The International Gastrointestinal Eosinophilic Researchers

 - 2008-present, Education Committee, Chair

1992-present, North American Society for Pediatric Gastroenterology, Hepatology and Nutrition

 - 2015-present, Board Review Course, Chair

 - 2014-present, National Councilor

National

1993-present, American Society of Gastrointestinal Endoscopy