Elizabeth Doby Knackstedt
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Elizabeth Doby Knackstedt, MD

Languages spoken: English, Spanish

Clinical Locations

Eccles Primary Children's Outpatient Services

Salt Lake City
801-213-3599
Directions

  • 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.

    Specialties

    Board Certification

    American Board of Pediatrics (Pediatrics)
    American Board of Pediatrics (Sub: Pediatric Infectious Diseases)

  • 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 -Associate Professor (Clinical)
    Academic Divisions Infectious Diseases
    Board Certification
    American Board of Pediatrics (Pediatrics)
    American Board of Pediatrics (Sub: Pediatric Infectious Diseases)

    Education history

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

    Selected Publications

    Journal Article

    1. Bucayu RFT, Boge CLK, Yildirim I, Avils-Robles M, Vora SB, Berman DM, Sharma TS, Sung L, Castagnola E, Palazzi DL, Danziger-Isakov L, Yin DE, Roilides E, Maron G, Tribble AC, Soler-Palacin P, Lpez-Medina E, Romero J, Belani K, Arrieta AC, Carlesse F, Nolt D, Halasa N, Dulek D, Rajan S, Muller WJ, Ardura MI, Pong A, Gonzalez BE, Salvatore CM, Huppler AR, Aftandilian C, Abzug MJ, Chakrabarti A, Green M, Lutsar I, Knackstedt ED, Johnson SK, Steinbach WJ, Fisher BT, Wattier RL (2024). Transition to Enteral Triazole Antifungal Therapy for Pediatric Invasive Candidiasis: Secondary Analysis of a Multicenter Cohort Study Conducted by the Pediatric Fungal Network. J Pediatric Infect Dis Soc, 13(12), 633-638. (Read full article)
    2. Knackstedt ED, Anderson SG, Anand R, Mitchell J, Arnon R, Book L, Ekong U, Elisofon SA, Furuya K, Himes R, Jain AK, Ovchinsky N, Sundaram SS, Bucuvalas J, Danziger-Isakov L, Society of Pediatric Liver Transplantation (2024). Cytomegalovirus (CMV) Prophylaxis in Pediatric Liver Transplantation (PLT): A Comparison of Strategies Across the SPLIT Consortium. Am J Transplant. (Read full article)
    3. van Thiel Berghuijs KM, Kaddas HK, Warner EL, Fair DB, Fluchel M, Knackstedt ED, Verma A, Kepka D, Green AL, Smitherman AB, Draper L, Johnson RH, Kirchhoff AC (2023). Vaccination practices of pediatric oncologists from eight states. BMC Health Serv Res, 23(1), 1215. (Read full article)
    4. Wattier RL, Bucayu RFT, Boge CLK, Ross RK, Yildirim I, Zaoutis TE, Palazzi DL, Vora SB, Castagnola E, Avils-Robles M, Danziger-Isakov L, Tribble AC, Sharma TS, Arrieta AC, Maron G, Berman DM, Yin DE, Sung L, Green M, Roilides E, Belani K, Romero J, Soler-Palacin P, Lpez-Medina E, Nolt D, Bin Hussain IZ, Muller WJ, Hauger SB, Halasa N, Dulek D, Pong A, Gonzalez BE, Abzug MJ, Carlesse F, Huppler AR, Rajan S, Aftandilian C, Ardura MI, Chakrabarti A, Hanisch B, Salvatore CM, Klingspor L, Knackstedt ED, Lutsar I, Santolaya ME, Shuster S, Johnson SK, Steinbach WJ, Fisher BT (2023). Adjunctive Diagnostic Studies Completed Following Detection of Candidemia in Children: Secondary Analysis of Observed Practice From a Multicenter Cohort Study Conducted by the Pediatric Fungal Network. J Pediatric Infect Dis Soc, 12(9), 487-495. (Read full article)
    5. Conover KR, Absah I, Ballal S, Brumbaugh D, Cho S, Cardenas MC, Knackstedt ED, Goyal A, Jensen MK, Kaplan JL, Kellermayer R, Kociolek LK, Michail S, Oliva-Hemker M, Reed AW, Weatherly M, Kahn SA, Nicholson MR (2023). Fecal Microbiota Transplantation for Clostridioides difficile Infection in Immunocompromised Pediatric Patients. J Pediatr Gastroenterol Nutr, 76(4), 440-446. (Read full article)
    6. Fisher BT, Boge CLK, Xiao R, Shuster S, Chin-Quee D, Allen J, Shaheen S, Hayden R, Suganda S, Zaoutis TE, Chang YC, Yin DE, Huppler AR, Danziger-Isakov L, Muller WJ, Roilides E, Romero J, Sue PK, Berman D, Wattier RL, Halasa N, Pong A, Maron G, Soler-Palacin P, Hutto SC, Gonzalez BE, Salvatore CM, Rajan S, Green M, Doby Knackstedt E, Hauger SB, Steinbach WJ (2021). Multicenter Prospective Study of Biomarkers for Diagnosis of Invasive Candidiasis in Children and Adolescents. Clin Infect Dis, 75(2), 248-259. (Read full article)
    7. 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. (Read full article)
    8. 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. (Read full article)
    9. 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. (Read full article)
    10. 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. (Read full article)
    11. 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. (Read full article)
    12. McCrary H, Shi K, Newberry IC, Hamilton C, Ostrander B, OBrien E, Knackstedt ED, Ling CY, Miner LJ, Park AH (2020). Outcomes from an Expanded Targeted Early Cytomegalovirus Testing Program    . J Pediatr Infect Dis, 15(4), 189-194.
    13. Nicholson MR, Mitchell PD, Alexander E, Ballal S, Bartlett M, Becker P, Davidovics Z, Docktor M, Dole M, Felix G, Gisser J, Hourigan SK, Jensen MK, Kaplan JL, Kelsen J, Kennedy M, Khanna S, Knackstedt E, Leier M, Lewis J, Lodarek A, Michail S, Oliva-Hemker M, Patton T, Queliza K, Russell GH, Singh N, Solomon A, Suskind DL, Werlin S, Kellermayer R, Kahn SA (2019). Efficacy of Fecal Microbiota Transplantation for Clostridium difficile Infection in Children. Clin Gastroenterol Hepatol, 18(3), 612-619.e1. (Read full article)
    14. 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. (Read full article)
    15. 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. (Read full article)
    16. 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. (Read full article)
    17. 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). (Read full article)
    18. Knackstedt ED, Danziger-Isakov L (2017). Infections in pediatric solid-organ transplant recipients. Semin Pediatr Surg, 26(4), 199-205. (Read full article)
    19. 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. (Read full article)
    20. Nelson RE, Stockmann C, Hersh AL, Pavia AT, Korgenksi K, Daly JA, Couturier MR, Ampofo K, Thorell EA, Doby EH, Robison JA, Blaschke AJ (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. (Read full article)
    21. 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. (Read full article)
    22. 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. (Read full article)
    23. Banerjee R, Beekmann SE, Doby EH, Polgreen PM, Rathore MH, Hersh AL (2013). Outpatient Parenteral Antimicrobial Therapy Practices Among Pediatric Infectious Diseases Consultants: Results of an Emerging Infections Network Survey. J Pediatric Infect Dis Soc, 3(1), 85-8. (Read full article)
    24. Doby EH, Stockmann C, Korgenski EK, Blaschke AJ, Byington CL (2013). Cerebrospinal fluid pleocytosis in febrile infants 1-90 days with urinary tract infection. Pediatr Infect Dis J, 32(9), 1024-6. (Read full article)
    25. Doby EH, Benjamin DK Jr, Blaschke AJ, Ward RM, Pavia AT, Martin PL, Driscoll TA, Cohen-Wolkowiez M, Moran C (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. (Read full article)
    26. Olarte L, Ampofo K, Thorell EA, Sanderson S, Doby E, Pavia AT, Rosado H, Raoult D, Socolovschi C, Hersh AL (2012). Bartonella vinsonii endocarditis in an adolescent with congenital heart disease. Pediatr Infect Dis J, 31(5), 531-4. (Read full article)
    27. Blaschke AJ, Heyrend C, Byington CL, Obando I, Vazquez-Barba I, Doby EH, Korgenski EK, Sheng X, Poritz MA, Daly JA, Mason EO, Pavia AT, Ampofo K (2010). Molecular analysis improves pathogen identification and epidemiologic study of pediatric parapneumonic empyema. Pediatr Infect Dis J, 30(4), 289-94. (Read full article)
    28. 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.
    29. 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.

    Review

    1. Stockmann C, Constance JE, Roberts JK, Olson J, Doby EH, Ampofo K, Stiers J, Spigarelli MG, Sherwin CM (2014). Pharmacokinetics and pharmacodynamics of antifungals in children and their clinical implications. [Review]. Clin Pharmacokinet, 53(5), 429-54. (Read full article)

    Book Chapter

    1. Yildirim I and Knackstedt ED (2021). Chapter 33: Gastrointestinal Viruses. In Steinbach WJ, Green MD, Michaels MG, Danziger-Isakov LA, and Fisher BT (Eds.), Pediatric Transplant and Oncology Infectious Diseases (1st edition). Philadelphia, PA: Elsevier, Inc.

    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. (Read full article)
    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. (Read full article)