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Riad Rahhal, MD, MS

Portrait
Department of Pediatrics Fellowship Director
Pediatric Gastroenterology Fellowship Director
Clinical Professor of Pediatrics - Gastroenterology

Contact Information

Primary Office
1120 Boyd Tower
200 Hawkins Drive
Iowa City, IA 52242
319-356-2950

Education

BS, Chemistry, American University of Beirut, Beirut, Lebanon
MD, Medicine, American University of Beirut School of Medicine, Beirut, Lebanon
MS, Epidemiology, University of Iowa College of Public Health, Iowa City, Iowa
Internship, Pediatrics, American University Hospital
Resident, Pediatrics, University of Iowa Children's Hospital
Fellow, Pediatric Gastroenterology, University of Iowa Children's Hospital

Licensure and Certifications

American Board of Pediatrics

Research Summary

My research includes clinical and collaborative transitional research within and outside our division. My work currently focuses on enteral feeding devices (gastrostomy and gastrojejunal tubes), inflammatory bowel disease and intestinal failure (including short bowel syndrome).

Publications

Rahhal, R., Abu-El-Haija, M. A., Fei, L., Ebach, D., Orkin, S., Kiscaden, E. & Cole, C. R. (2018). Systematic Review and Meta-Analysis of the Utilization of Ethanol Locks in Pediatric Patients With Intestinal Failure. JPEN. Journal of parenteral and enteral nutrition, 42(4), 690-701. PMID: 28767319.

Kriem, J., Rahhal, R. (2018). Safety and Efficacy of the Push Endoscopic Technique in the Management of Esophageal Food Bolus Impactions in Children. Journal of pediatric gastroenterology and nutrition, 66(1), e1-e5. PMID: 28604510.

Jensen, M., Abu-El-Haija, M., Bishop, W. & Rahhal, R. M. (2015). Difficulty Achieving Vitamin D Sufficiency With High-Dose Oral Repletion Therapy in Infants With Cholestasis. Journal of Pediatric Gastroenterology and Nutrition, 61(2), 187–189. PMID: 25651487.

Crockett, C. D., Bertrand, L. A., Cooper, C. S., Rahhal, R. M., Liu, K., Zimmerman, M. B., Moore, S. A. & Mathews, K. D. (2015). Urologic and gastrointestinal symptoms in the dystroglycanopathies. Neurology, 84(5), 532–539. PMID: 25568299.

Azhari, H., Rahhal, R. & Uc, A. (2015). Is Total Pancreatectomy with Islet Autotransplantation A Reasonable Choice for Pediatric Pancreatitis?. JOP: Journal of the pancreas, 16(4), 335–341. PMID: 26523129.

Rahhal, R. M. (2015). Low-profile balloon gastrostomy tubes for nutritional support in children. In R. Rajendram (Eds.) Diet and Nutrition in Critical Care. pp. 835–843. New York: Credo Reference.

Jensen, M., Abu-El-Haija, M., Bishop, W. & Rahhal, R. (2015). Difficulty Achieving Vitamin D Sufficiency With High-Dose Oral Repletion Therapy in Cholestatic Infants. Journal of Pediatric Gastroenterology and Nutrition.

Abu-El-Haija, M., Schultz, J. & Rahhal, R. M. (2014). Effects of 70% ethanol locks on rates of central line infection, thrombosis, breakage, and replacement in pediatric intestinal failure. Journal of Pediatric Gastroenterology and Nutrition, 58(6), 703–708. PMID: 24590214.

Lerner, D. G., Li, B. U., Mamula, P., Fishman, D. S., Kramer, R., Goh, V. L., El-Chammas, K., Pentiuk, S. P., Rothbaum, R., Gurrum, B., Rahhal, R. M., Goday, P. S. & Vitola, B. (2014). Challenges in meeting fellowship procedural guidelines in pediatric therapeutic endoscopy and liver biopsy. Journal of Pediatric Gastroenterology and Nutrition, 58(1), 27–33. PMID: 24051484.

Rahal, R., Uc, A. (2014). Motility disorders [and] Functional constipation. In R. E. Kleinman (Eds.) Walker's pediatric gastrointestinal disease. (5th edition), pp. 675-682. Shelton: PMPH Usa.

Al-Zubeidi, D., Demir, H., Bishop, W. P. & Rahhal, R. M. (2013). Gastrojejunal feeding tube use by gastroenterologists in a pediatric academic center. Journal of Pediatric Gastroenterology and Nutrition, 56(5), 523–527. PMID: 23254445.

Benkov, K., Lu, Y., Patel, A., Rahhal, R., Russell, G., Teitelbaum, J. & NASPGHAN Committee on Inflammatory Bowel Disease (2013). Role of thiopurine metabolite testing and thiopurine methyltransferase determination in pediatric IBD. Journal of Pediatric Gastroenterology and Nutrition, 56(3), 333–340. PMID: 23287804.

Abu-El-Haija, M., Rahhal, R. & Ebach, D. (2013). Esophageal Squamous Papilloma in a Pediatric Patient. Journal of Gastrointestinal & Digestive System, 2012.

Al-Zubeidi, D., Rahhal, R. M. (2012). Prospective randomized comparative study of low-profile balloon gastrostomy tubes in children. Nutrition in Clinical Practice: Official Publication of the American Society for Parenteral and Enteral Nutrition, 27(6), 812–816. PMID: 22868283.

Jensen, M., Mysore, K., El-Abiad, R. & Rahhal, R. (2012). Double balloon enteroscopy in children: a case series highlighting risks, and a review of the literature. Frontline Gastroenterology, flgastro–2012–100229.

Stumphy, J., Al-Zubeidi, D., Guerin, L., Mitros, F. & Rahhal, R. (2011). Observations on use of montelukast in pediatric eosinophilic esophagitis: insights for the future. Diseases of the Esophagus: Official Journal of the International Society for Diseases of the Esophagus / I.S.D.E, 24(4), 229–234. PMID: 21073625.

Al-Zubeidi, D., Rahhal, R. M. (2011). Safety techniques for percutaneous endoscopic gastrostomy tube placement in Pierre Robin Sequence. JPEN. Journal of parenteral and enteral nutrition, 35(3), 343–345. PMID: 21282476.

Al-Zubeidi, D., Bishop, W. P. & Rahhal, R. M. (2011). Identifying small bowel intussusception related to a gastroenteric feeding tube. Frontline Gastroenterology, 2(1), 63–64.

Rahhal, R. M. (2010). Jaundice and neonatal cholestasis. In W. P. Bishop (Eds.) Pediatric practice: Gastroenterology.. pp. 80–90. New York: McGraw-Hill Medical.

Rahhal, R. M. (2010). Short bowel syndrome. In W. P. Bishop (Eds.) Pediatric practice: Gastroenterology.. pp. 295–305. New York: McGraw-Hill Medical.

Rahhal, R., Ellison, J. & Bishop, W. (2009). Multiple esophageal leiomyomas. Journal of Pediatric Gastroenterology and Nutrition, 49(1), 1. PMID: 19502995.

Rahhal, R. M., Bishop, W. P. (2008). Initial clinical experience with allopurinol-thiopurine combination therapy in pediatric inflammatory bowel disease. Inflammatory Bowel Diseases, 14(12), 1678–1682. PMID: 18521913.

Rahal, I., Rahhal, R., Wang, B. & Perrizo, W. (2008). CARIBIAM: constrained Association Rules using Interactive Biological IncrementAl Mining. International Journal of Bioinformatics Research and Applications, 4(1), 28–48. PMID: 18283027.

Rahhal, R., Uc, A. (2008). Functional constipation. Walker’s pediatric gastrointestinal disease, pathophysiology diagnosis management. 4th ed. Hamilton: BC Decker Inc, 675–682.

Rahhal, R. M., Bishop, W. P. (2008). Sacrosidase trial in chronic nonspecific diarrhea in children. The Open Pediatric Medicine Journal, 2(1).

Rahhal, R. M., Vanden Bush, T. J., McLendon, M. K., Apicella, M. A. & Bishop, G. A. (2007). Differential effects of Francisella tularensis lipopolysaccharide on B lymphocytes. Journal of Leukocyte Biology, 82(4), 813–820. PMID: 17634278.

Rahhal, R. M., Banerjee, S. & Jensen, C. S. (2007). Pediatric Crohn disease presenting as an esophageal stricture. Journal of Pediatric Gastroenterology and Nutrition, 45(1), 125–129. PMID: 17592376.

Banerjee, S., Rahhal, R. & Bishop, W. P. (2006). Azathioprine monotherapy for maintenance of remission in pediatric patients with autoimmune hepatitis. Journal of Pediatric Gastroenterology and Nutrition, 43(3), 353–356. PMID: 16954959.

Oral, R., Rahhal, R., Elshershari, H. & Menezes, A. H. (2006). Intentional avulsion fracture of the second cervical vertebra in a hypotonic child. Pediatric Emergency Care, 22(5), 352–354. PMID: 16714964.

Rahhal, R. M., Eddine, A. C. & Bishop, W. P. (2006). A child with an abdominal mass. Hospital Physician, 42(2), 37.

Rahhal, R. M., Uc, A. (2006). Idiopathic Constipation. In Walker's pediatric gastrointestinal disease: physiology, diagnosis, management.. (5), pp. 675-682. Decker .

Rahhal, R. M., Ramkumar, D. P. & Pashankar, D. S. (2005). Simultaneous herpetic and candidal esophagitis in an immunocompetent teenager. Journal of Pediatric Gastroenterology and Nutrition, 40(3), 371–373. PMID: 15735496.

Rahhal, R. M., Pashankar, D. S. & Bishop, W. P. (2005). Ulcerative colitis complicated by ischemic colitis and Budd Chiari syndrome. Journal of Pediatric Gastroenterology and Nutrition, 40(1), 94–97. PMID: 15625435.