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Elizabeth Doby Knackstedt

Elizabeth Doby Knackstedt, MD

Languages spoken: English, Spanish

Clinical Locations

Eccles Primary Children's Outpatient Services Building

801-213-3599
  • Dr. Knackstedt received her medical degree from Emory University School of Medicine and completed her pediatric residency and pediatric infectious diseases fellowship at the University of Utah, where she also served as Chief Resident. She is currently an Assistant Professor in the Division of Pediatric Infectious Diseases, and is the Medical Director of Transplant/Immunocompromised Infectious Diseases at Primary Children’s Hospital. Dr. Knackstedt’s clinical interests include infections in immunocompromised children, such as those with cancer or who have received transplants. She is interested in quality improvement and delivering value-based care to this special population. Dr. Knackstedt is also interested in the long-term care of children with HIV.

  • Dr. Knackstedt received her medical degree from Emory University School of Medicine and completed her pediatric residency and pediatric infectious diseases fellowship at the University of Utah, where she also served as Chief Resident. She is currently an Assistant Professor in the Division of Pediatric Infectious Diseases, and is the Medical Director of Transplant/Immunocompromised Infectious Diseases at Primary Children’s Hospital. Dr. Knackstedt’s clinical interests include infections in immunocompromised children, such as those with cancer or who have received transplants. She is interested in quality improvement and delivering value-based care to this special population. Dr. Knackstedt is also interested in the long-term care of children with HIV.

    Board Certification and Academic Information

    Academic Departments Pediatrics -Primary

    Education history

    Fellowship Pediatric Infectious Diseases - University of Utah School of Medicine Fellow
    Pediatrics - University of Utah School of Medicine Chief Resident
    Residency Pediatrics - University of Utah School of Medicine Resident
    Medicine, cum laude - Emory University M.D.
    Undergraduate Political Science, summa cum laude - Wake Forest University B.A.

    Selected Publications

    Journal Article

    1. Nicholson MR, Alexander E, Ballal S, Davidovics Z, Docktor M, Dole M, Gisser JM, Goyal A, Hourigan SK, Jensen MK, Kaplan JL, Kellermayer R, Kelsen JR, Kennedy MA, Khanna S, Knackstedt ED, Lentine J, Lewis JD, Michail S, Mitchell PD, Oliva-Hemker M, Patton T, Queliza K, Sidhu S, Solomon AB, Suskind DL, Weatherly M, Werlin S, de Zoeten EF, Kahn SA, North American Society of Pediatric Gastroenterology and Nutrition Fecal Microbiota Transplantation Special Interest Group (2021). Efficacy and Outcomes of Fecal Microbiota Transplantation for Recurrent Clostridioides difficile Infection in Children with Inflammatory Bowel Disease. J Crohns Colitis, 16, 768-777.
    2. Olson J, Mehra S, Hersh AL, Thorell EA, Stoddard GJ, Maese L, Barnette PE, Lemons RS, Pavia AT, Knackstedt ED (2019). Oral Step-Down Therapy With Levofloxacin for Febrile Neutropenia in Children With Cancer. J Pediatric Infect Dis Soc, 10(1), 27-33.
    3. Crandall H, Christiansen J, Varghese AA, Russon A, Korgenski EK, Bengtson EK, Dickey M, Killpack J, Knackstedt ED, Daly JA, Ampofo K, Pavia AT, Blaschke AJ (2019). Clinical and Molecular Epidemiology of Invasive Haemophilus influenzae Serotype a Infections in Utah Children. J Pediatric Infect Dis Soc, 9(6), 650-655.
    4. Warner EL, Vaca Lopez PL, Kepka D, Mann K, Kaddas HK, Fair D, Fluchel M, Knackstedt ED, Pannier ST, Martel L, Kirchhoff AC (2020). Influence of provider recommendations to restart vaccines after childhood cancer on caregiver intention to vaccinate. J Cancer Surviv, 14(5), 757-767.
    5. Hranilovich JA, Park AH, Knackstedt ED, Ostrander BE, Hedlund GL, Shi K, Bale JF Jr (2020). Brain Magnetic Resonance Imaging in Congenital Cytomegalovirus With Failed Newborn Hearing Screen. Pediatr Neurol, 110, 55-58.
    6. Kirchhoff AC, Mann K, Warner EL, Kaddas HK, Fair D, Fluchel M, Knackstedt ED, Kepka D (2019). HPV vaccination knowledge, intentions, and practices among caregivers of childhood cancer survivors. Hum Vaccin Immunother, 15(7-8), 1767-1775.
    7. Barfuss S, Knackstedt ED, Jensen K, Molina K, Lal A (2018). Cardiac allograft vasculopathy following fecal microbiota transplantation for recurrent C. difficile infection. Transpl Infect Dis, 20(6), e12983.
    8. Hersh AL, Olson J, Stockmann C, Thorell EA, Knackstedt ED, Esquibel L, Sanderson S, Pavia AT (2016). Impact of Antimicrobial Stewardship for Pediatric Outpatient Parenteral Antibiotic Therapy. J Pediatric Infect Dis Soc, 7(2), e34-e36.
    9. Blaschke AJ, Korgenski EK, Wilkes J, Presson AP, Thorell EA, Pavia AT, Knackstedt ED, Reynolds C, Schunk JE, Daly JA, Byington CL (2018). Rhinovirus in Febrile Infants and Risk of Bacterial Infection. Pediatrics, 141(2).
    10. Knackstedt ED, Danziger-Isakov L (2017). Infections in pediatric solid-organ transplant recipients. Semin Pediatr Surg, 26(4), 199-205.
    11. Ames SG, Workman JK, Olson JA, Korgenski EK, Masotti S, Knackstedt ED, Bratton SL, Larsen GY (2015). Infectious Etiologies and Patient Outcomes in Pediatric Septic Shock. J Pediatric Infect Dis Soc, 6(1), 80-86.
    12. Ames SG, Workman JK, Olson JA, Korgenski EK, Masotti S, Knackstedt ED, Bratton SL, Larsen GY (02/01/2016). Infectious Etiologies and Paient Outcomes in Pediatric Septic Shock. J Pediatric Infect Dis Soc.
    13. Nelson RE, Stockmann C, Pavia AT, Korgenski K, Daly JA, Couturier MR, Ampofo K, Thorell AE, Doby EH, Robison JA, Blaschke AJ (Jun 2015). Economic analysis of rapid and sensitive polymerase chain reaction testing in the emergency department for influenza infections in children. Pediatr Infect Dis J, 34(6), 577-82.
    14. Stockmann C, Roberts JK, Knackstedt ED, Spigarelli MG, Sherwin CM (2014). Clinical pharmacokinetics and pharmacodynamics of ganciclovir and valganciclovir in children with cytomegalovirus infection. Expert Opin Drug Metab Toxicol, 11(2), 205-19.
    15. Knackstedt ED, Stockmann C, Davis CR, Thorell EA, Pavia AT, Hersh AL (2015). Outpatient parenteral antimicrobial therapy in pediatrics: an opportunity to expand antimicrobial stewardship. Infect Control Hosp Epidemiol, 36(2), 222-4.
    16. Knackstedt ED, Stockmann C, Davis CR, Thorell EA, Pavia AT, Hersh AL (Feb 2015). Outpatient parenteral antimicrobial therapy in pediatrics: an opportunity to expand antimicrobial stewardship. Infect Control Hosp Epidemiol, 36(2), 222-4.
    17. Stockmann C, Constance JE, Roberts JK, Olson J, Doby EH, Ampofo K, Stiers J, Spigarelli MG, Sherwin CM (May 2014). Pharmacokinetics and pharmacodynamics of antifungals in children and their clinical implications. Clin Pharmacokinet, 53(5), 429-54.
    18. Doby EH, Stockmann C, Korgenski EK, Blaschke AJ, Byington CL (Sept 2013). Cerebrospinal Fluid Pleocytosis in Febrile Infants 1-90 Days with Urinary Tract Infection. Pediatr Infect Dis J, 32(9).
    19. Doby EH, Benjamin DK Jr, Blaschke AJ, Ward RM, Pavia AT, Martin PL, Driscoll TA, Cohen-Wolkowiez M, Moran C (June 2012). Therapeutic monitoring of voriconazole in children less than three years of age: a case report and summary of voriconazole concentrations for ten children. Pediatr Infect Dis J, 31(6), 632-5.
    20. Olarte L, Ampofo K, Thorell EA, Sanderson S, Doby EH, Pavia AT, Rosado H, Raoult D, Socolovschi C, Hersh AL (May 2012`). Bartonella vinsonii endocarditis in an adolescent with congenital heart disease. Pediatr Infect Dis J, 31(2), 531-4.
    21. Blaschke AJ, Heyrend C, Byington C, Obando I, Vazquez-Barba I, Doby EH, Korgenski EK, Sheng X, Poritz MA, Daly JA, Mason EO, Pavia AT, Ampofo K (April 2011). Molecular Analysis Improves Pathogen Identification and Epidemiologic Study of Pediatric Parapneumonic Empyema. Pediatr Infect Dis J, 31(4), 289-94.
    22. Kripalani S, Sharma J, Justice E, Justice J, Spiker C, Laufman LE, Price M, Weinberg AD, Jacobson TA (2007). Low-Literacy interventions to promote discussion of prostate cancer: A Randomized Controlled Trial. Abstract, J Gen Intern Med 2004:19(S1):176. Platform presentation. Southern Society of General Internal Medicine Annual Conference, New Orleans, LA, 2004. Am J Prev Med, 33(2), 83-90.
    23. Kripalani S, Sharma J, Justice E, Justice J, Spiker C, Laufman LE, Jacobson TA, Weinberg AD (2005). Prostate cancer screening in a low-literacy population: does informed decision making occur. Cancer Control, 12 suppl 2, 116-117.

    Letter

    1. Carter Febres M, Abbott J, Cipriano SD, Knackstedt ED, George TI, Afify Z (2020). Drug reaction with eosinophilia and systemic symptoms (DRESS)-associated hemophagocytic lymphohistiocytosis (HLH), an important and underrecognized HLH mimic: A case report. [Letter to the editor]. Pediatr Blood Cancer, 68(2), e28657.
    2. Stockmann C, Sherwin CM, Knackstedt ED, Hersh AL, Pavia AT, Spigarelli MG (2016). Therapeutic Drug Monitoring of Ganciclovir Treatment for Cytomegalovirus Infections Among Immunocompromised Children. [Letter to the editor]. J Pediatric Infect Dis Soc, 5(2), 231-232.
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