LoreenA(Herwaldt-Abbott)HerwaldtMD

Infectious Disease • Iowa City, IA

Professor of Internal Medicine, University of Iowa Roy J. and Lucille A. Carver College of Medicine

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Office
200 Hawkins Dr
Iowa City, IA 52242
Phone+1 319-356-0474

Fax+1 319-353-8687
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Education & Training

Washington University/B-JH/SLCH ConsortiumFellowship, Infectious Disease, 1980 - 1982
Washington University/B-JH/SLCH ConsortiumResidency, Internal Medicine, 1977 - 1980
University of Wisconsin School of Medicine & Public HealthClass of 1977

Certifications & Licensure

IA State Medical License 1987 - 2025
American Board of Internal Medicine Internal Medicine
American Board of Internal Medicine Infectious Disease

Awards, Honors, & Recognition

Regional Top Doctor Castle Connolly, 2014
CMS Meaningful Use Stage 1 Certification EpicCare Ambulatory EMR, Epic Systems Corporation, 2011

Clinical Trials

Multicenter Trial of Daily Chlorhexidine Bathing to Reduce Nosocomial Infections Start of enrollment: 2007 Aug 01
Unknown status
Use of Provodine to Protect HCW Hands (Aim II.1) Start of enrollment: 2016 Jan 01
Terminated
Not Applicable
ProvodineTM Decreases Hand Contamination Start of enrollment: 2013 Dec 01
Completed
Phase 4
PVI to Prevent S. Aureus SSI After Fixation of HELEF (POTENT Study) Start of enrollment: 2022 Sep 15
Recruiting
Phase 4
Roles: Principal Investigator, Contact, Sponsor-Investigator
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Publications & Presentations

PubMed

Interfacility Referral Communication for PICU Transfer.
Caitlin K Thirnbeck, Elizabeth T Espinoza, Elizabeth A Beaman, Alexis L Rozen, Kimberly C Dukes, Hardeep Singh, Loreen A Herwaldt, Christopher P Landrigan, Heather Sch...> ;Pediatric Critical Care Medicine. 2024 Mar 14
Hand hygiene compliance in a Brazilian COVID-19 unit: the impact of moments and contact precautions.
Valim, M., Rossetto, J., Bortolini, J., Herwaldt, L.> ;Antimicrobial Resistance and Infection Control. 2024 Jan 22
Dr. Loreen Herwaldt on research, writing, sabbaticals, and planks.
Loreen A Herwaldt> ;Antimicrobial Stewardship & Healthcare Epidemiology. 2024 Jan 1
Alcohol-based decontamination of gloved hands: A randomized controlled trial.
Kerri A Thom, Clare Rock, Gwen L Robinson, Heather R S Reisinger, Jure Baloh, Emily Chasco, Yuanyuan Liang, Shanshan Li, Daniel J Diekema, Loreen A Herwaldt, J Kristie...> ;Infection Control and Hospital Epidemiology. 2024 Apr 1
1 citations
Nasal decolonization: What antimicrobials and antiseptics are most effective before surgery and in the ICU.
Matthew Smith, Loreen Herwaldt> ;American Journal of Infection Control. 2023 Nov 1
1 citations
Prevalence and Characteristics of Diagnostic Error in Pediatric Critical Care: A Multicenter Study.
Cifra, C., Custer, J., Smith, C., Smith, K., Bagdure, D., Bloxham, J., Goldhar, E., Gorga, S., Hoppe, E., Miller, C., Pizzo, M., Ramesh, S., Riffe, J., Robb, K., Simon...> ;Critical Care Medicine. 2023 Nov 1
2 citations
Direct Gloving vs Hand Hygiene Before Donning Gloves in Adherence to Hospital Infection Control Practices: A Cluster Randomized Clinical Trial.
Kerri A Thom, Clare Rock, Gwen L Robinson, Heather Schacht Reisinger, Jure Baloh, Shanshan Li, Daniel J Diekema, Loreen A Herwaldt, J Kristie Johnson, Anthony D Harris...> ;JAMA Network Open. 2023 Oct 2
A 58-Year-Old Male With a Chronic Sore Throat.
Arya Zandvakili, Takaaki Kobayashi, Kristen Seligman, Meredith G Parsons, Bradley Ford, Rodrigo Bayon, Loreen A Herwaldt> ;Clinical Infectious Diseases. 2023 Sep 11
Examining barriers to implementing a surgical-site infection bundle.
Kimberly C Dukes, Heather Schacht Reisinger, Marin Schweizer, Melissa A Ward, Laura Chapin, Trish M Perl, Loreen A Herwaldt, Ryken, T.> ;Infection Control and Hospital Epidemiology. 2024 Jan 1
Unfamiliar personal protective equipment: The role of routine practice and other factors affecting healthcare personnel doffing strategies.
Emily E Chasco, Jaqueline Pereira da Silva, Kimberly Dukes, Jure Baloh, Melissa Ward, Hugh P Salehi, Heather Schacht Reisinger, Priyadarshini R Pennathur, Loreen Herwaldt> ;Infection Control and Hospital Epidemiology. 2023 Dec 1
1 citations
Effectiveness and acceptability of intranasal povidone-iodine decolonization among fracture fixation surgery patients to reducenasal colonization.
Marin L Schweizer, Loreen A Herwaldt, Linda Boyken, Jean Pottinger, Rachel Quinn, Daniel J Diekema, Fiona Armstrong-Pavlik, Melissa Ward, Poorani Sekar, Michael C Willey> ;Infection Control and Hospital Epidemiology. 2023 Jun 1
Impact of subspecialty consultations on diagnosis in the pediatric intensive care unit.
Sonali Ramesh, Brennan Ayres, Patrick Ten Eyck, Jeffrey D Dawson, Heather Schacht Reisinger, Hardeep Singh, Loreen A Herwaldt, Cifra, C.> ;Diagnosis. 2022 Aug 1
1 citations
Patients' experiences and compliance with preoperative screening and decolonization.
Ethan Wilson, Alexandre R Marra, Melissa Ward, Laura Chapin, Stephanie Boulden, Timothy C Ryken, Lynne C Jones, Loreen A Herwaldt> ;American Journal of Infection Control. 2023 Jan 1
Using nasal povidone-iodine to prevent bloodstream infections and transmission of Staphylococcus aureus among haemodialysis patients: a stepped-wedge cluster randomise...
Ana-Monica Racila, Amy M.J. O'Shea, Rajeshwari Nair, Kimberly Dukes, Loreen A. Herwaldt, Linda Boyken, Daniel J. Diekema, Melissa Ward, Jason Cobb, Jesse T. Jacob, Dav...> ;BMJ Open. 2021 Dec 3
2 citations
Diagnosis Documentation of Critically Ill Children at Admission to a PICU.
Sonali Ramesh, Kimberly Dukes, Hardeep Singh, Loreen A. Herwaldt, Heather Schacht Reisinger, > ;Pediatric Critical Care Medicine. 2021 Aug 23
11 citations
The impact of workload on hand hygiene compliance: Is 100% compliance achievable?
Nai Chung N. Chang, Marin L. Schweizer, Heather Schacht Reisinger, Michael P Jones, Elizabeth A. Chrischilles, Margaret L. Chorazy, W. Charles Huskins, Loreen A. Herwaldt> ;Infection Control and Hospital Epidemiology. 2021 May 14
4 citations
Hand hygiene and the sequence of patient care.
Nai Chung Chang, Michael P. Jones, Heather Schacht Reisinger, Marin L. Schweizer, Elizabeth A. Chrischilles, Margaret L. Chorazy, W. Charles Huskins, Loreen A. Herwaldt> ;Infection Control and Hospital Epidemiology. 2021 Apr 6
3 citations
Implementation of a surgical site infection prevention bundle: Patient adherence and experience.
Stacey Hockett Sherlock, Daniel Suh, Eli Perencevich, Heather Schacht Reisinger, Judy Streit, Amy Frank, Gosia Clore, Madeline Ohl, Dina Speicher, Loreen Herwaldt, Mar...> ;Antimicrobial Stewardship & Healthcare Epidemiology. 2021 Jan 1
Coxiella burnetii vascular graft infection.
Takaaki Kobayashi, Fernando Casado Castillo, Jason H. Barker, Loreen A. Herwaldt> ;Idcases. 2021 Jan 1
1 citations
Referral communication for pediatric intensive care unit admission and the diagnosis of critically ill children: A pilot ethnography.
Kimberly Dukes, Brennan S. Ayres, Kelsey A. Calomino, Loreen A. Herwaldt, Hardeep Singh, Heather Schacht Reisinger> ;Journal of Critical Care. 2020 Sep 18
1 citations
Atrial flutter as a rare manifestation of leptospirosis.
Sammantha J Kouba, Takaaki Kobayashi, Robert J Blount, Loreen A. Herwaldt> ;BMJ Case Reports. 2020 Aug 26
11 citations
Factors Associated With Diagnostic Error on Admission to a PICU: A Pilot Study.
Patrick Ten Eyck, Jeffrey D. Dawson, Heather Schacht Reisinger, Hardeep Singh, Loreen A. Herwaldt> ;Pediatric Critical Care Medicine. 2020 May 1
16 citations
Hand Hygiene Compliance at Critical Points of Care.
Nai Chung Nelson Chang, Heather Schacht Reisinger, Marin L. Schweizer, Ichael Jones, Elizabeth A. Chrischilles, Margaret L. Chorazy, Charles Huskins, Loreen A. Herwaldt> ;Clinical Infectious Diseases. 2021 Mar 1
64 citations
Incidence and Outcomes Associated With Clostridium difficile Infections: A Systematic Review and Meta-analysis.
Alexandre R. Marra, Eli N. Perencevich, Richard E. Nelson, Matthew H Samore, Karim Khader, Hsiu-Yin Chiang, Margaret L. Chorazy, Loreen A. Herwaldt, Daniel J. Diekema,...> ;JAMA Network Open. 2020 Jan 3
2 citations
Lemierre's syndrome: A re-emerging infection.
Takaaki Kobayashi, Loreen A. Herwaldt> ;Idcases. 2020 Jan 1
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Journal Articles

Research Agenda for Microbiome Based Research for Multidrug-Resistant Organism Prevention in the Veterans Health Administration System
Dale N Gerding, Loreen Herwaldt, Daniel J Diekema, Nasia Safdar, Matthew Samore, Infection Control and Hospital Epidemiology

Press Mentions

Legionnaires' Disease: Causes, Symptoms and TreatmentFebruary 26th, 2020
Bad News: Your Docs May Not Be Washing Their Hands CorrectlyApril 15th, 2019
UIC to Lead Study of Negative Pressure Wound Therapy in Obese and Diabetic PatientsSeptember 4th, 2018

Grant Support

Statewide Implementation Of Guidelines To Control MRSANational Center For Infectious Diseases (Ncid)2007–2009
Blood Product Tranfusions &Safe Practices ImplementaionAgency For Healthcare Research And Quality2003–2004
Iron Acquisition By StaphylococciNational Institute Of Allergy And Infectious Diseases1991–1993
Bordetella Pertussis Tracheal CytotoxinNational Institute Of Allergy And Infectious Diseases1985–1987