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Dale P Woolridge

Professor, Emergency Medicine - (Clinical Scholar Track)

Degrees and Appointments

  • M.D. Medicine - University of Arizona College of Medicine, Tucson, Arizona, United States
  • Ph.D. Biochemistry - University of Arizona, Tucson, Arizona, United States
  • 8/1997Consequences of Polyamine Acetylation and ExportAdvisor: Eugene W. Gerner, PhD., Department of Cancer Biology, The University of Arizona
  • B.S. Chemistry - Northern Arizona University, Flagstaff, Arizona, United States

Awards and Honors

  • Alpha Omega Alpha membership - Honor Medical Society, Spring 1998
  • Student Representative - University of Arizona M.D., PhD. Club, College of Medicine, Spring 1998
  • Achievement Rewards for College Scientists Scholar - Flinn Foundation, Spring 1996
  • Best Presentation - University of Arizona College of Medicine, Spring 1996
  • American Heart Association Fellowship - American Heart Association, Spring 1995
  • Hostetter Fellowship - University of Arizona College of Medicine, Department of Biochemistry, Spring 1993
  • Clara and Oliver Springer Scholarship - Northern Arizona University, Flagstaff, AZ, Spring 1991
  • Milton L. Shifman Memorial Scholarship - Northern Arizona University, Flagstaff, AZ, Spring 1991
  • Doctor Day Award; Service to the Community - Banner University Medical Group, Spring 2014
  • Community Service Award - Ben's Bells, Spring 2013
  • Outstanding Section Service; Section President - American College of Emergency Physicians, Spring 2013
  • Clinical Teaching Award, class of 2012 - University of Arizona Department of Emergency Medicine, Spring 2012
  • Outstanding Educator - University of Arizona College of Medicine, Spring 2010
  • Alpha Omega Alpha Membership - Honor Medical Society, Spring 2008
  • Clinical Teaching Award, class of 2007 - University of Arizona Department of Emergency Medicine, Spring 2007
  • Clinical Teaching Award, class of 2006 - University of Arizona Department of Emergency Medicine, Spring 2006
  • Clinical Teaching Award, class of 2005 - University of Arizona Department of Emergency Medicine, Spring 2005
  • Maria Mandel Research Award - University of Arizona College of Medicine, Spring 2005
  • Maria Mandel Research Award - University of Arizona College of Medicine, Spring 2004
  • Clinical Teaching Award, class of 2004 - University of Arizona Department of Emergency Medicine, Spring 2004
  • Chief Resident Award - University of Maryland, Baltimore, MD, Spring 2003
  • Education Award - University of Maryland, Baltimore, MD, Spring 2003

Dale P. Woolridge, MD, PhD, joined the department in 2003. He developed and directed Pediatric Emergency Medicine and the Emergency Medicine/Pediatric Emergency Medicine Residency Program through 2017.  He is currently the medical director of the Southern Arizona Children’s Advocacy Center in Tucson and the director of the Banner Suspected Child Abuse and Neglect (SCAN) program for the western region.  

Dr. Woolridge received his medical degree and PhD in biochemistry from the University of Arizona. He completed a combined pediatrics and emergency medicine residency training at the University of Maryland in Baltimore. He has received numerous honors, including fellowships from UA Department of Biochemistry and the American Heart Association, Achievement Rewards for College Scientists (ARCS) Scholar from the Flinn Foundation, and the Maria Mandel Research Award from the UA College of Medicine.

Dr. Woolridge served as the chair of the American College of Emergency Physicians (ACEP) Section of Pediatrics and is currently on the faculty of the annual assembly of ACEP. In Arizona, he serves on a number of professional committees, including chair of the Arizona Department of Health and Human Services Arizona Emergency Medical Services advisory committee, Trauma and Emergency Process Improvement (TEPI) and the Arizona Academy of Pediatrics Pediatric Emergency Medicine designation Program.

Author of the textbook “Emergency Medicine’s Top Pediatric Clinical Problems” and co-author of three additional texts, Dr. Woolridge also has published 29 journal articles and book chapters. He is associate editor of the Journal of Emergency Medicine. He is a researcher on the Health Resources and Services Administration (HRSA) grant State Partnership Regionalization of Care (SPROC) Program to expand its Pediatric Prepared Emergency Care (PPEC) program into more rural and tribal communities within the state and to integrate evidence-based guidelines into clinical decision-making for all participating facilities.


Work Experience
Associate Professor of Emergency Medicine, The University of Arizona COM (2008 - Ongoing)
Medical Director, Southern Arizona Children's Advocacy Center (2007 - Ongoing)
Clinical Director, Pediatric Emergency Medicine, The University of Arizona Medical Center University Campus (2007 - 2010)
Director, Emergency Medicine and Pediatric Combined Residency Training Program, The University of Arizona COM (2005 - 2017)
Director, Advanced Pediatric Life Support, American Heart Association (2004 - Ongoing)
Director of Pediatric Emergency Medicine, The University of Arizona COM (2003 - 2017)
Assistant Residency Director, The University of Arizona COM (2003 - 2011)
Assistant Professor of Emergency Medicine, The University of Arizona COM (2003 - 2008)


Licensure & Certification
Arizona State Medical License, Arizona Medical Board (2003)
Board Certification in Emergency Medicine, American Board of Emergency Medicine (2004)
Board Certification in Pediatrics, American Board of Pediatrics (2004)

Full-Length/peer-reviewed
1. Kirby, C., Woodman, C., Woolridge, D., Tischler, M. (1992) cAMP Accumulation and Adrenergic Binding in Unweighted and Denervated Rat Soleus Muscle. Metabolism-Clinical and Experimental, 41(7):793-9.
2. Gunn, J.M., Martinez-Zaguilan, R., Wald-Hopkins, S., Woolridge, D., Gillies, R.J. (1994) NIH3T3 Cells Transfected with the yeast H+-ATPase Have Altered Rates of Protein Turnover. Archives Biochem Biophys, 314(2): 268-75. DOI:10.1006/abbi.1994.1441.
3. Ignatenko, N.A.1, Fish, J.L., Shassetz, L.R., Woolridge, D.P., Gerner, E.W. (1996) Expression of the Human spermidine/spermine N1-acetyltransferase in spermidine acetylation-deficient Escherichia coli. Biochem J. 319(pt.2):435-40. PMID: 9812678. PMCID: PMC1217787.
4. Gannett, D.E., Woolridge, D.P., Stea, B.S., Hamilton, et al. (1997) Hypusine as a Potential Prognostic Marker in Glial Derived Brain Tumors, J Radiation Oncology. American Journal of Clinical Oncology. 20(3):233-6.
5. Woolridge, D.P.1, Vasquez-Laslop, N., Markham, P.N., et al. (1997) Efflux of the Natural Polyamine Spermidine Facilitated by the Bacillus subtilis Multidrug Transporter Blt. J Biol Chem. 272(14):8864-6. PMID: 9083003.
6. Woolridge, D.P.1, Martinez, J., Stringer, D., Gerner, E.W. (1999) Characterization of a novel spermidine/spermine acetyltransferase, BltD from Bacillus subtilis., Biochem. J. 340(Pt 3):753-8. PMID: 10359661. PMCID: PMC1220308.
7. Colletti, JE.1, Homme, JL., Woolridge, D.P. (2004) Unsuspected neonatal killers in emergency medicine. Emerg Med Clin North Am. 22(4):929-60. PMID: 15474777.
8. Lisa, D., Woolridge, D.P. (2004) Pediatric Conscious Sedation. Critical Decisions in Emergency Medicine.
9. Thiessen, M., Woolridge, D.P., Pediatric Minro Closed Head Injury. Pediat Clin North Am. 53(1):1-26, V. PMID:164487782.
10. Carson, S., Woolridge, D.P., Colletti, J., Kilgorn, K. (2006) Pediatric Upper Extremity Injury, Pediat Clin North Am 53(1):41-67, v. PMID: 16487784.
11. Woolridge, D.P1, Lichenstein, R. (2007) A Survey on the Graduates from the Combined Emergency Medicine/Pediatric Residency Programs, J Emerg Med. 32(2):137-40. PMID:17307622.
12. Lowe Jr., M.C., Woolridge D.P. (2007) The Normal Newborn Exam, or Is It?. Emerg Med Clin North Am. 25(4):921-46. Doi:10.1016/j.emc.2007.07.013.
13. Murray, M., Woolridge, D.P. (2009 Pediatric Emergency Medicine Fellowships: Faculty and Resident Training Profiles. J Emerg Med. 37(4):425-9. Doi:10.1016/j.jemermed.2007.09.037. Epub 2008 Mar 19. OMID: 18353602.
14. Kiefer, CS., Colletti, JE., Bellolio, MF., Hess, EP., Woolridge, D.P., Thomas, KB., Sadosty, AT. (2010) The "Good" Dean's Letter. Academic Medicine. 85(11):1705-8. Doi:10.1097/ACM.0b013e3181f55a10. PMID: 20881821.
15. Pacheco, GS., Viscusi, C., Hays, DP, Woolridge, DP. (2012) The Effects of Resident Level of Training on the Rate of Pediatric Prescription Errors in an Academic Emergency Department. J Emerg Med. 43(5):e343-8. Doi:10.1016/j.jemermed.2012.01.016. Epub 2012 Mar 30. PMID: 22464610.
16. Leetch, A, Woolridge, D. (2013) Emergency Department Evaluation of Child Abuse. Emergency Medicine Clinics of North America.
17. Baker, N., Woolridge, D. (2013) Pediatric Radiographic Imaging in the Emergency Department. Pediatric Clinics of North America.
18. Goldberg, L, Prior, J, Woolridge, D; Pediatric Appendicitis; A case in a 5 month old; Journal of Emergency Medicine, In press; 2016
19. Strobel, A., Chasm, R., Woolridge, D,; A Survey of the Graduates of the Pediatrics-Emergency Medicine Combined Residency Program: An Update; 2016; JEM
20. Smith, N, StMars, T, Woolridge, D; ARIZONA’S EMERGENCY MEDICAL SERVICES FOR CHILDREN PEDIATRIC DESIGNATION SYSTEM FOR EMERGENCY DEPARTMENTS, 2016, JEM, 51, 2, 194-200.
21. J Goldberg LC, Prior J, Woolridge D. Appendicitis in the Infant Population: A Case Report and Review of a Four-Month Old With Appendicitis. Emerg Med. 2016 Feb 15
22. Elizabeth A Siacunco, B.S.; Garrett S Pacheco, M.D.; Dale P Woolridge, MD, PhD; Obstructed Infradiaphragmatic Total Anomalous Pulmonary Venous Return in a 13 Day Old Infant Presenting Acutely to the Emergency Department: A Case Report, Journal of Emergency Medicine; 2017; In Press
23. Woolridge, DP, Childhood Appendicitis: Is time really of the Essence; 2017; IN PRESS
Publications/Creative Activity (Published or Accepted)
Scholarly books and monographs, authored or edited, conference proceedings
1. Woolridge, D. (2008). Emergency Medicine’s Top Pediatric Clinical Problems. EMRA Publications, First Edition, 336 pages.
2. Johnson, N., Woolridge, D.P. (Ed.s) (2009) EM/Pediatric Combined Training Programs, Emergency Medicine: The Medical Student Survival Guide, EMRA.
3. Mattu, A., Chanmugam, A., Swadron, S., Tibbles, C., Woolridge, D. (2010) Avoiding Common Emergency Medicine Errors. Lippincott Williams & Wilkins. Philadelphia, PA.
4. Winters, ME., DeBlieux, P., Marcolini, EG., Bond, MC., Woolridge, D.P. (2011) Emergency Department Resuscitation of the Critically Ill. American College of Emergency Physicians publications
5. Lu, L., Woolridge, D., Dietrich, A. (2013) Pediatric Emergency Medicine, An Issue of Emergency Medicine Clinics. Emergency Medicine Clinics of North America, 31(4):907-1116. Elsevier. First Edition. Philadelphia, PA. 460 pages
6. Woolridge, D. Emergency Medicine’s Top Pediatric Clinical Problems. Second Edition; EMRA Publications; In Press, November 2013.
7. Mattu, A., Chanmugam, A., Swadron, S., Tibbles, C., Woolridge, D. (2015) Avoiding Common Emergency Medicine Errors. 2nd Ed; Lippincott Williams & Wilkins. Philadelphia, PA
8. Mattu, A., Chanmugam, AS, Swadron, SP, Tibbles, C., Woolridge, DP.; Avoiding Common Errors in the Emergency Department. Lippincott Williams and Wilkins, Second Edition (In press)
Chapters in scholarly books and monographs
1. Robinson, D., Woolridge, D.P. (1999) Infectious Endocarditis: A comprehensive review for Emergency Physicians. (pp. 261-72) Emergency Medicine Reports.
2. Woolridge, D.P., Love, J. (2002) Congenital Heart Disease in the Pediatric Emergency Department: Part II: Managing Acute and Chronic Complications. (pp. 91-92) Pediatric Emergency Medicine Reports.
3. Woolridge, D.P., Love, J. (2002) Congenital Heart Disease in the Pediatric Emergency Department: Part I: Pathophysiology and Clinical Characteristics. (pp. 69-80) Pediatric Emergency Medicine Reports.
4. Woolridge, D.P. (2004) Pediatric Qwic Card. Combined Emergency Medicine and Pediatric Residency Program Pediatric Resuscitation Card. The University of Maryland Medical Systems.
5. Woolridge, D.P., Green-Boesen, KA. (2006) Pediatric QWIC Card, Combined Emergency Medicine/Pediatrics Residency Program. EMRA Publications.
6. Lowe Jr., MC., Woolridge, D.P. (2008) Approach to the Newborn Exam. Neonatal and Infant Emergencies. Cambridge.
7. Woolridge, D.P., Colletti, JE. (2008) Hyperbilirubinemia in the Newborn. Neonatal and Infant Emergencies. Cambridge.
8. Wolfson, AB (Ed) Colletti, JE., Colletti JH., Woolridge, DP. (2010) Diarrhea. Clinical Practice of Emergency Medicine, Fifth Edition, Lippincott Williams and Wilkins.
9. Amini, R., Woolridge, D. (2011) Updates on Pediatric Trauma. Winters, Emergency Department Resuscitation of the Critically Ill. American College of Emergency Physicians publications.
10. Woolridge, D.P. (Ed) Woolridge, D.P. (2013) Congenital Heart Disease. Emergency Medicine’s Top Pediatric Clinical Problems. Second Edition. EMRA Publications. In Press.
11. Woolridge, D.P. (Ed) Woolridge, D.P. (2013) Child Abuse and Neglect. Emergency Medicine’s Top Pediatric Clinical Problems. Second Edition. EMRA Publications. November, 2013.
12. Retterath, L, Woolridge, D., Seizures and Status Epilepticus in the Setting of Pediatric Emergency Medicine, 2016, Scientific American Emergency Medicine,
13. Ellingson CC. Recognize Child Abuse Early, In D. Woolridge (Eds.), Avoiding Common Errors in the Emergency Department. Wolters Kluwer Health/Lippincott Williams & Wilkins. Publication date pending.
14. Clifford C. Ellingson, MD, and Dale P.Woolridge, MD, PhD; Pediatric Fever; Scientific American Emergency Medicine; 2017 Decker Intellectual Properties Inc
15. Goldberg, L, Pacheco, GS, Woolridge DP, 2017; Comprehensive Overview of Pediatric Airway Management; Scientific American Emergency Medicine; Hamilton (ON): Decker Intellectual Properties; January 2017. DOI: 10.2310/7900.4402. Available at: http://www.deckerip.com
Professional Committee Publications
1. Patricia J. O'Malley, Isabel A. Barata, Sally K. Snow, Pediatrics, Committee on Pediatric Emergency Medicine, 2013-2014, American College of Emergency Physicians, Pediatric Emergency Medicine Committee, 2013-2014, Emergency Nurses Association, Pediatric Committee, 2011-2013, Death of a Child in the Emergency Department; Annals of Emergency Medicine, Volume 64, Issue 1, July 2014, Pages 102-105
2. Jennifer R. Marin, Alyssa M. Abo, Stephanie J. Doniger, Jason W. Fischer, David O. Kessler, Jason A. Levy, Vicki E. Noble, Adam B. Sivitz, James W. Tsung, Rebecca L. Vieira, Resa E. Lewiss, American Academy of Pediatrics, Committee on Pediatric Emergency Medicine, 2013-2014, Point-of-Care Ultrasonography by Pediatric Emergency Physicians; Annals of Emergency Medicine, Volume 65, Issue 4, April 2015, Pages 472-478

Child Abuse and Neglect; Occult pediatric fractures; Pediatric soft tissue injury and forensic interpretation of bruise evolution