Tracey Polsky, MD, PhD

Assistant Professor of Clinical Pathology and Laboratory Medicine
University of Pennsylvania Perelman School of Medicine
Assistant Director of the Clinical Chemistry Laboratory, CHOP

Contact InformationThe Children's Hospital of Philadelphia
Department of Pathology and Laboratory Medicine
34th & Civic Center Boulevard
Philadelphia, PA 19104

Clinical Expertise

Clinical Pathology, Clinical Chemistry


BA (Biochemistry), Columbia College, 1998
MD (Medicine), University of Pennsylvania, 2006
Ph.D. (Cellular & Molecular Biology), University of Pennsylvania, 2006

Specialty Certification

American Board of Pathology, Clinical Pathology, 2014

Postgraduate Training

Resident in Clinical Pathology, University of Pennsylvania, 2006-2007
Resident in Clinical Pathology, University of Pennsylvania, 2012-2014

Awards and Honors

Phi Beta Kappa, 1998
Franklin Fellowship
University of Pennsylvania, 1998
Howard Hughes Medical Institute Pre-doctoral Fellowship, 2000
Adolph J. Creskoff Prize for Meritorious Research in Hematology and Related Fields - University of Pennsylvania, 2005
The Association for Mass Spectrometry: Applications to the Clincal Laboratory (MSACL) Annual Conference travel Awardee, 2014
Physician Leadership Program, CHOP (2021-2022 Cohort), 2020

Memberships and Professional Organizations

American Society for Clinical Pathology, 2012 - Present
American Association for Clinical Chemistry, 2013 - Present
College of American Pathologists, 2015 - present

Web Links

Selected Publications

Qualitative tricyclic antidepressant (TCA) serum testing in an urban children's hospital has sad value

Bouchelle Z, Lim D, Polsky T, Osterhoudt K., North American Congress of Clinical Toxicology San Francisco, CA(): , 2020

Methamphetamine-associated pulseless electrical activity in a young child

Carmelle Tsai, Maria Quidgley-Martin, Natalie Laub, Tracey G. Polsky, Kevin C. Osterhoudt, The American Journal of Emergency Medicine 39(257): e1-257.e2, 2020

Vecuronium- and Esmolol-Induced Pseudohypernatremia Due to Drug Interference With Ion-Selective Electrodes

Polsky, Tracey G, Salmon, Eloise, Welsh, Sarah, Lim, Derick, Feg, Sheng, Ballester, Lance, Ehlayel, Abdulla, Hewlett, Jennifer, Denburg, Michelle, Boyer, Donald, Beier, Ulf, Critical Care Explorations 2(1): e0073, 2020

Vecuronium-Induced Pseudohypernatremia: A Case Report

Eloise Salmon, Sarah S. Welsh, Derick Lim, Tracey G. Polsky, Jennifer L. Hewlett, Donald L. Boyer, Ulf H. Beier, Eastern Society for Pediatric Research Scientific Meeting Philadelphia, PA(): , 2019

Challenges in the Implementation of a Urine Immunoassay for Buprenorphine at a Children's Hospital

Kristen McCabe, Tracey G. Polsky, and Kevin C. Osterhoudt, American College of Medical Toxicology 15(2): 54, 2019

Pseudohypernatremia due to esmolol: a novel case report of drug interference in laboratory testing

Sarah Welsh, Tracey Polsky, Derick Lim, Susan Warrington, Donald Boyer, Critical Care Medicine 46(1): 421, 2018

False-Positive Total T3 Using the Ortho Vitros Immunoassay in Pediatric Populations

Jane A. Dickerson, Tracey G. Polsky, Dina N. Greene, Parisa Salehi, Alissa J. Roberts, Rhona M. Jack, Journal of Applied Laboratory Medicine 1(6): 751-53, 2017

Delayed transition of a urine drug immunoassay from negativity to positivity in a toddler with exploratory ingestion of methadone.

Vora P, Surmaitis R, Nolan J, Pacholski M, Polsky T, Osterhoudt K., J Med Toxicol, 2017

Reducing unnecessary postoperative complete blood count testing in the pediatric intensive care unit.

Maya Dewan, MD, MPH; Jorge Galvez, MD; Tracey Polsky, MD, PhD; Genna Kreher, MPH; Blair Kraus, RN, MSN; Luis Ahumada, MS; John McCloskey, MD; Heather Wolfe, MD, The Permanente Journal 21(): 16-51, 2017

Adverse events associated with a large dose of intravenous lipid emulsion for suspected local anesthetic toxicity

Daniel J. Corwin, Alexis Topjian, Brenda L. Banwell, Kevin Osterhoudt, Clinical Toxicology, 2017