What is the role of a complete blood count (CBC) in the diagnosis of pediatric Crohn disease?

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Andrew B Grossman, MD Associate Professor of Clinical Pediatrics, Co-Director, Center for Pediatric Inflammatory Bowel Disease, Division of Gastroenterology, Hepatology and Nutrition, The Children's Hospital of Philadelphia, Perelman School of Medicine at the University of Pennsylvania

Andrew B Grossman, MD is a member of the following medical societies: American Gastroenterological Association, North American Society for Pediatric Gastroenterology, Hepatology and Nutrition, Crohn's and Colitis Foundation of America

Disclosure: Nothing to disclose.

Petar Mamula, MD Professor, Department of Pediatrics, Division of Gastroenterology and Nutrition, The Children's Hospital of Philadelphia, University of Pennsylvania Perelman School of Medicine

Petar Mamula, MD is a member of the following medical societies: American Academy of Pediatrics, American Gastroenterological Association, American Society for Gastrointestinal Endoscopy, North American Society for Pediatric Gastroenterology, Hepatology and Nutrition

Disclosure: Nothing to disclose.

Carmen Cuffari, MD Associate Professor, Department of Pediatrics, Division of Gastroenterology/Nutrition, Johns Hopkins University School of Medicine

Carmen Cuffari, MD is a member of the following medical societies: American College of Gastroenterology, American Gastroenterological Association, North American Society for Pediatric Gastroenterology, Hepatology and Nutrition, Royal College of Physicians and Surgeons of Canada

Disclosure: Received honoraria from Prometheus Laboratories for speaking and teaching; Received honoraria from Abbott Nutritionals for speaking and teaching. for: Abbott Nutritional, Abbvie, speakers' bureau.

Robert Baldassano, MD Director, Center for Pediatric Inflammatory Bowel Disease, Division of Gastroenterology and Nutrition, Associate Professor, Department of Pediatrics, The Children's Hospital of Philadelphia, University of Pennsylvania

Robert Baldassano, MD is a member of the following medical societies: Alpha Omega Alpha, American Academy of Pediatrics, American Gastroenterological Association, and North American Society for Pediatric Gastroenterology and Nutrition

Disclosure: Nothing to disclose.

Stefano Guandalini, MD Director, University of Chicago Celiac Disease Program, Section Chief of Gastroenterology, Hepatology and Nutrition; Professor, Department of Pediatrics, University of Chicago Comer Children's Hospital

Stefano Guandalini, MD is a member of the following medical societies: American Gastroenterological Association, European Society for Paediatric Gastroenterology, Hepatology & Nutrition, and North American Society for Pediatric Gastroenterology and Nutrition

Disclosure: Nothing to disclose.

Mary L Windle, PharmD Adjunct Associate Professor, University of Nebraska Medical Center College of Pharmacy; Editor-in-Chief, Medscape Drug Reference

Disclosure: Nothing to disclose.