Elizabeth Doby Knackstedt
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Elizabeth Doby Knackstedt, MD

Languages spoken: Spanish, English

Clinical Locations

Primary Location

Eccles Primary Children's Outpatient Services

81 N Mario Capecchi Drive
Salt Lake City , UT 84113
801-213-3599
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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

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

Selected Publications

Journal Article

  1. 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.
  2. 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.
  3. Knackstedt ED, Stockmann C, Davis CR, Thorell EA, Pavia AT, Hersh A (2015). Outpatient parenteral antimicrobial therapy in pediatrics: an opportunity to expand antimicrobial stewardship. Infection control and hospital epidemiology, 36(2), 222-4.
  4. Blaschke AJ, Korgenski EK, Wilkes J, Presson AP, Thorell EA, Pavia AT, Knackstedt ED, Reynolds C, Schunk JE, Daly JA, Byington C (2018). Rhinovirus in Febrile Infants and Risk of Bacterial Infection. Pediatrics, 141(2),
  5. Knackstedt ED, Danziger-Isakov (2017). Infections in pediatric solid-organ transplant recipients. Seminars in pediatric surgery, 26(4), 199-205.
  6. Kripalani S, Sharma J, Justice E, Justice J, Spiker C, Laufman LE, Jacobson TA, Weinberg A (2005). Prostate cancer screening in a low-literacy population: does informed decision making occur. Cancer control, 12 suppl 2, 116-117.
  7. Barfuss S, Knackstedt ED, Jensen K, Molina K, Lal (2018). Cardiac allograft vasculopathy following fecal microbiota transplantation for recurrent C. difficile infection. Transplant infectious disease, 20(6), e12983.
  8. Carter Febres M, Abbott J, Cipriano SD, Knackstedt ED, George TI, Afify (2021). Drug reaction with eosinophilia and systemic symptoms (DRESS)-associated hemophagocytic lymphohistiocytosis (HLH), an important and underrecognized HLH mimic: A case report. Pediatric blood & cancer, 68(2), e28657.
  9. Stockmann C, Roberts JK, Knackstedt ED, Spigarelli MG, Sherwin C (2015). Clinical pharmacokinetics and pharmacodynamics of ganciclovir and valganciclovir in children with cytomegalovirus infection. Expert opinion on drug metabolism & toxicology, 11(2), 205-19.
  10. Warner EL, Vaca Lopez PL, Kepka D, Mann K, Kaddas HK, Fair D, Fluchel M, Knackstedt ED, Pannier ST, Martel L, Kirchhoff A (2020). Influence of provider recommendations to restart vaccines after childhood cancer on caregiver intention to vaccinate. Journal of cancer survivorship, 14(5), 757-767.
  11. 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. Journal of Crohn's & colitis, 16, 768-777.
  12. Kirchhoff AC, Mann K, Warner EL, Kaddas HK, Fair D, Fluchel M, Knackstedt ED, Kepka (2019). HPV vaccination knowledge, intentions, and practices among caregivers of childhood cancer survivors. Human vaccines & immunotherapeutics, 15(7-8), 1767-1775.
  13. Olson J, Mehra S, Hersh AL, Thorell EA, Stoddard GJ, Maese L, Barnette PE, Lemons RS, Pavia AT, Knackstedt E (2021). Oral Step-Down Therapy With Levofloxacin for Febrile Neutropenia in Children With Cancer. Journal of the Pediatric Infectious Diseases Society, 10(1), 27-33.
  14. 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 A (2020). Clinical and Molecular Epidemiology of Invasive Haemophilus influenzae Serotype a Infections in Utah Children. Journal of the Pediatric Infectious Diseases Society, 9(6), 650-655.
  15. Hersh AL, Olson J, Stockmann C, Thorell EA, Knackstedt ED, Esquibel L, Sanderson S, Pavia A (2018). Impact of Antimicrobial Stewardship for Pediatric Outpatient Parenteral Antibiotic Therapy. Journal of the Pediatric Infectious Diseases Society, 7(2), e34-e36.
  16. Ames SG, Workman JK, Olson JA, Korgenski EK, Masotti S, Knackstedt ED, Bratton SL, Larsen G (2017). Infectious Etiologies and Patient Outcomes in Pediatric Septic Shock. Journal of the Pediatric Infectious Diseases Society, 6(1), 80-86.
  17. Stockmann C, Sherwin CM, Knackstedt ED, Hersh AL, Pavia AT, Spigarelli M (2016). Therapeutic Drug Monitoring of Ganciclovir Treatment for Cytomegalovirus Infections Among Immunocompromised Children. Journal of the Pediatric Infectious Diseases Society, 5(2), 231-232.
  18. Bucayu RFT, Boge CLK, Yildirim I, Avilés-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, López-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 R (2024). Transition to Enteral Triazole Antifungal Therapy for Pediatric Invasive Candidiasis: Secondary Analysis of a Multicenter Cohort Study Conducted by the Pediatric Fungal Network. Journal of the Pediatric Infectious Diseases Society, 13(12), 633-638.
  19. 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 Transplantatio (2024). Cytomegalovirus (CMV) Prophylaxis in Pediatric Liver Transplantation (PLT): A Comparison of Strategies Across the SPLIT Consortium. American journal of transplantation,
  20. 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 A (2023). Vaccination practices of pediatric oncologists from eight states. BMC health services research, 23(1), 1215.
  21. Wattier RL, Bucayu RFT, Boge CLK, Ross RK, Yildirim I, Zaoutis TE, Palazzi DL, Vora SB, Castagnola E, Avilés-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, López-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 B (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. Journal of the Pediatric Infectious Diseases Society, 12(9), 487-495.
  22. 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 M (2023). Fecal Microbiota Transplantation for Clostridioides difficile Infection in Immunocompromised Pediatric Patients. Journal of pediatric gastroenterology and nutrition, 76(4), 440-446.
  23. 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 S (2020). Efficacy of Fecal Microbiota Transplantation for Clostridium difficile Infection in Children. Clinical gastroenterology and hepatology, 18(3), 612-619.e1.
  24. Nelson RE, Stockmann C, Hersh AL, Pavia AT, Korgenksi K, Daly JA, Couturier MR, Ampofo K, Thorell EA, Doby EH, Robison JA, Blaschke A (2015). Economic analysis of rapid and sensitive polymerase chain reaction testing in the emergency department for influenza infections in children. The Pediatric infectious disease journal, 34(6), 577-82.
  25. Banerjee R, Beekmann SE, Doby EH, Polgreen PM, Rathore MH, Hersh A (2014). Outpatient Parenteral Antimicrobial Therapy Practices Among Pediatric Infectious Diseases Consultants: Results of an Emerging Infections Network Survey. Journal of the Pediatric Infectious Diseases Society, 3(1), 85-8.
  26. Doby EH, Stockmann C, Korgenski EK, Blaschke AJ, Byington C (2013). Cerebrospinal fluid pleocytosis in febrile infants 1-90 days with urinary tract infection. The Pediatric infectious disease journal, 32(9), 1024-6.
  27. Doby EH, Benjamin DK Jr, Blaschke AJ, Ward RM, Pavia AT, Martin PL, Driscoll TA, Cohen-Wolkowiez M, Moran (2012). Therapeutic monitoring of voriconazole in children less than three years of age: a case report and summary of voriconazole concentrations for ten children. The Pediatric infectious disease journal, 31(6), 632-5.
  28. Olarte L, Ampofo K, Thorell EA, Sanderson S, Doby E, Pavia AT, Rosado H, Raoult D, Socolovschi C, Hersh A (2012). Bartonella vinsonii endocarditis in an adolescent with congenital heart disease. The Pediatric infectious disease journal, 31(5), 531-4.
  29. 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 (2011). Molecular analysis improves pathogen identification and epidemiologic study of pediatric parapneumonic empyema. The Pediatric infectious disease journal, 30(4), 289-94.
  30. 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 W (2022). Multicenter Prospective Study of Biomarkers for Diagnosis of Invasive Candidiasis in Children and Adolescents. Clinical infectious diseases, 75(2), 248-259.
  31. McCrary H, Shi K, Newberry IC, Hamilton C, Ostrander B, O'Brien E, Knackstedt ED, Ling CY, Miner LJ, Park A (2020). Outcomes from an Expanded Targeted Early Cytomegalovirus Testing Program. Journal of pediatric infectious diseases, 15(4), 189-194.

Review

  1. Stockmann C, Constance JE, Roberts JK, Olson J, Doby EH, Ampofo K, Stiers J, Spigarelli MG, Sherwin C (2014). Pharmacokinetics and pharmacodynamics of antifungals in children and their clinical implications. Clinical pharmacokinetics, 53(5), 429-54.

Book Chapter

  1. Yildirim I and Knackstedt E (2021). Chapter 33: Gastrointestinal Viruses.