A photo of David Schnadower.

Senior Academic Director, Division of Emergency Medicine

Attending Physician, Division of Emergency Medicine

Professor, UC Department of Pediatrics


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My Biography & Research

Clinical Interests

Pediatric emergency medicine

Research Interests

Dr. Schnadower's main research interest is in improving the diagnosis and management of young children presenting with infectious diseases to the emergency department, particularly UTIs, viral gastroenteritis, bloody diarrhea caused by STEC as well as understanding the role of gut microbiome in young infants with serious bacterial infections.

Academic Affiliation

Professor, UC Department of Pediatrics


Emergency Medicine, Emergency Medicine, Best Doctors 2017-18

My Education

MD: National University of Mexico (UNAM), Mexico City, Mexico, 1994.

Pediatric Residency and Chief Residency: New York University, New York, NY, 1999.

Masters in Public Health: Columbia University, New York, NY, 2004.

Emergency Medicine Fellowship: Columbia University, New York, NY, 2007.

My Publications

Freedman SB, Williamson-Urquhart S, Farion KJ, Gouin S, Willan AR, Poonai N, Hurley K, Sherman PM, Finkelstein Y, Lee BE, Pang XL, Chui L, Schnadower D, Xie J, Gorelick M, Schuh S; PERC PROGUT Trial Group. Multicenter Trial of a Combination Probiotic for Children with Gastroenteritis. N Engl J Med. 2018 Nov 22;379(21):2015-2026.

Schnadower D, Tarr PI, Casper TC, Gorelick MH, Dean JM, O'Connell KJ, Mahajan P, Levine AC, Bhatt SR, Roskind CG, Powell EC, Rogers AJ, Vance C, Sapien RE, Olsen CS, Metheney M, Dickey VP, Hall-Moore C, Freedman SB. Lactobacillus rhamnosus GG versus Placebo for Acute Gastroenteritis in Children. N Engl J Med. 2018 Nov 22;379(21):2002-2014.

Sarvis AB, Sarvis RC, Schnadower D, Chamberlain JM, Mathison DJ. Admit v. Discharge-A Cost Analysis of Infants 29-60 Days Old with Febrile Urinary Tract Infection at Low Risk for Bacteremia. Acad Pediatr. 2018 Nov 8;S1876-2859(18):30748-4.

Freire G, Kuppermann N, Zemek R, Plint AC, Babl FE, Dalziel SR, Freedman SB, Atenafu EG, Stephens D, Steele DW, Fernandes RM, Florin TA, Kharbanda A, Lyttle MD, Johnson DW, Schnadower D, Macias CG, Benito J, Schuh S; Pediatric Emergency Research Networks (PERN). Predicting Escalated Care in Infants With Bronchiolitis. Pediatrics. 2018 Sep;142(3):e20174253.  

McKee RS, Tarr PI, Dietzen DJ, Chawla R, Schnadower D. Clinical and Laboratory Predictors of Shiga Toxin-Producing Escherichia Coli Infection in Children with Bloody Diarrhea. J Pediatric Infect Dis Soc. 2018 Aug 17;7(3):e116-e122.

Copper TC, Jeffe DB, Ahmad FA, Abraham G, Yu F, Hickey B, Schnadower D. Emergency Information Forms for Children with Medical Complexity: A Qualitative Study. Pediatr Emerg Care. 2018 Feb 28.

Cruz AT, Freedman SB, Kulik DM, Okada PJ, Fleming AH, Mistry RD, Thomson JE, Schnadower D, Arms JL, Mahajan P, Garro AC, Pruitt CM, Balamuth F, Uspal NG, Aronson PL, Lyons TW, Thompson AD, Curtis SJ, Ishimine PT, Schmidt SM, Bradin SA, Grether-Jones KL, Miller AS, Louie J, Shah SS, Nigrovic LE; HSV Study Group of the Pediatric Emergency Medicine Collaborative Research Committee. Herpes Simplex Virus Infection in Infants Undergoing Meningitis Evaluation. Pediatrics. 2018 Feb;141(2).

Freedman SB, Grisaru S, Xie J, Samuel S, Dixon A, Plint AC, Schnadower D; Pediatric Emergency Research Canada (PERC) and the Pediatric Emergency Medicine Collaborative Research Committee (PEM CRC). Management of Shiga Toxin Producing Escherichia Coli-Infected Children: A Multi-National, Multi-Specialty Survey. J Paediatr Child Health. 2018 Apr;54(4):390-397.

Grisaru S, Xie J, Samuel S, Hartling L, Tarr PI, Schnadower D, Freedman SB; Alberta Provincial Pediatric Enteric Infection Team. Associations between Hydration Status, Intravenous Fluid Administration, and Outcomes of Patients Infected with Shiga Toxin-Producing Escherichia Coli: A Systematic Review and Meta-Analysis. JAMA Pediatr. 2017 Jan 1;171(1):68-76.

Schnadower D, Tarr PI, Casper TC, Gorelick MH, Dean MJ, O'Connell KJ, Mahajan P, Chun TH, Bhatt SR, Roskind CG, Powell EC, Rogers AJ, Vance C, Sapien RE, Gao F, Freedman SB. Randomised Controlled Trial of Lactobacillus Rhamnosus (Lgg) Versus Placebo in Children Presenting to the Emergency Department with Acute Gastroenteritis: The Pecarn Probiotic Study Protocol. BMJ Open. 2017 Sep 24;7(9):e018115.