Maroya Spalding Walters
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View article: New Delhi metallo-β-lactamase-producing Acinetobacter baumannii in the USA from October, 2013, to March, 2022: a retrospective molecular epidemiological analysis
New Delhi metallo-β-lactamase-producing Acinetobacter baumannii in the USA from October, 2013, to March, 2022: a retrospective molecular epidemiological analysis Open
View article: Physiotherapy interventions for the respiratory management of people with spinal cord injury: recommendations from an Australian and New Zealand clinical practice guideline
Physiotherapy interventions for the respiratory management of people with spinal cord injury: recommendations from an Australian and New Zealand clinical practice guideline Open
View article: Insights Into Global Antimicrobial Resistance Dynamics Through the Sequencing of Enteric Bacteria From US International Travelers
Insights Into Global Antimicrobial Resistance Dynamics Through the Sequencing of Enteric Bacteria From US International Travelers Open
Background Antimicrobial resistance (AMR) is an urgent threat to public health, but gaps in surveillance limit the detection of emergent novel threats and knowledge about the global distribution of AMR genes. International travelers freque…
View article: An Australian and New Zealand clinical practice guideline for the physiotherapy management of people with spinal cord injuries
An Australian and New Zealand clinical practice guideline for the physiotherapy management of people with spinal cord injuries Open
View article: Microbiota Transplantation Among Patients Receiving Long-Term Care
Microbiota Transplantation Among Patients Receiving Long-Term Care Open
Importance Intestinal multidrug-resistant organism (MDRO) colonization is highly prevalent in long-term acute care hospital (LTACH) patients and is associated with MDRO infection and transmission. However, there are no therapies approved b…
View article: Considerations for healthcare wastewater surveillance of targeted antimicrobial-resistant organisms
Considerations for healthcare wastewater surveillance of targeted antimicrobial-resistant organisms Open
Wastewater surveillance (WWS) at healthcare facilities paired with CDC- recommended patient screening methods may enable earlier detection of targeted antimicrobial resistant (AR) pathogens. However, this is a nascent field with knowledge …
View article: Skilled nursing facility wastewater surveillance: a SARS-CoV-2 and antimicrobial resistance detection pilot study
Skilled nursing facility wastewater surveillance: a SARS-CoV-2 and antimicrobial resistance detection pilot study Open
The purpose of this study was to determine the feasibility of facility-level wastewater surveillance in the detection of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) in skilled nursing facility (SNF) wastewater using three …
View article: Community-associated New Delhi metallo-beta-lactamase-producing carbapenem-resistant Enterobacterales: multiple states, from September 2021 through September 2022
Community-associated New Delhi metallo-beta-lactamase-producing carbapenem-resistant Enterobacterales: multiple states, from September 2021 through September 2022 Open
In the United States, New Delhi metallo-beta-lactamase (NDM)-producing carbapenem-resistant Enterobacterales (CRE) are frequently associated with healthcare encounters. From September 2021 to September 2022, 21 patients with NDM-CRE identi…
View article: Antimicrobial-Resistant Infections in Hospitalized Patients
Antimicrobial-Resistant Infections in Hospitalized Patients Open
Importance Antimicrobial resistance is a major public health problem in the US. Estimating national rates of antimicrobial-resistant infections commonly associated with health care can aid in targeted public health efforts. Objective To de…
View article: 98. Multispecies Outbreak of <i>Klebsiella pneumoniae</i> Carbapenemase-3 (KPC-3)-producing Enterobacterales in an Acute Care Hospital – Virginia, 2023-2024
98. Multispecies Outbreak of <i>Klebsiella pneumoniae</i> Carbapenemase-3 (KPC-3)-producing Enterobacterales in an Acute Care Hospital – Virginia, 2023-2024 Open
Background Plasmid-mediated outbreaks have been associated with gaps in infection control (IC) and environmental reservoirs such as sink drains. In October 2023, the Virginia Department of Health (VDH) identified a cluster of four Klebsiel…
View article: P-1179. Investigations of carbapenemase-producing bacteria among children in U.S. healthcare settings: review of CDC consultations, 2015–2023
P-1179. Investigations of carbapenemase-producing bacteria among children in U.S. healthcare settings: review of CDC consultations, 2015–2023 Open
Background The US Centers for Disease Control and Prevention (CDC) provides technical assistance (consultations) to health departments responding to single cases and clusters of carbapenemase-producing organisms (CPOs). We aimed to charact…
View article: P-1540. Treatment Choices for Carbapenem-Resistant Enterobacterales: An Emerging Infections Network Survey
P-1540. Treatment Choices for Carbapenem-Resistant Enterobacterales: An Emerging Infections Network Survey Open
Background New antibiotics offer additional treatment options for carbapenem-resistant Enterobacterales (CRE) infections, but data are limited on healthcare provider decision making. Figure 1. Antibiotic selections for urinary tract infect…
View article: Insights into global antimicrobial resistance dynamics through the sequencing of enteric bacteria from U.S. international travelers
Insights into global antimicrobial resistance dynamics through the sequencing of enteric bacteria from U.S. international travelers Open
Antimicrobial resistance (AMR) is an urgent threat to public health, but gaps in surveillance limit the detection of emergent novel threats and knowledge about the global distribution of AMR genes. International travelers frequently acquir…
View article: Identification and Characterization of Vancomycin-Resistant <i>Staphylococcus aureus</i> CC45/USA600, North Carolina, USA, 2021
Identification and Characterization of Vancomycin-Resistant <i>Staphylococcus aureus</i> CC45/USA600, North Carolina, USA, 2021 Open
Vancomycin-resistant Staphylococcus aureus (VRSA) is a rare but serious public health concern. We describe a VRSA case in North Carolina, USA. The isolate from the case belonged to the USA600 lineage and clonal complex 45. No transmission …
View article: Organism-specific Trends in Carbapenem-resistant Enterobacterales Infections in a Cohort of Hospitalized Patients, 2012–2022
Organism-specific Trends in Carbapenem-resistant Enterobacterales Infections in a Cohort of Hospitalized Patients, 2012–2022 Open
Background: Carbapenem-resistant Enterobacterales (CRE) infections are an urgent public health threat. An estimated 12,700 CRE (including E. coli, Klebsiella spp., and Enterobacter spp.) infections occurred in the United States in 2020. Wh…
View article: Characterizing Response Capacity of Healthcare-Associated Infection/Antimicrobial Resistance Programs — US, 2019–2022
Characterizing Response Capacity of Healthcare-Associated Infection/Antimicrobial Resistance Programs — US, 2019–2022 Open
Background: Since 2009, the CDC has invested in nationwide outbreak response capacity through Healthcare-associated Infections and Antimicrobial Resistance (HAI/AR) Programs in public health departments. The unpredictable nature of outbrea…
View article: Carbapenem-resistant Acinetobacter baumannii complex in the United States—An epidemiological and molecular description of isolates collected through the Emerging Infections Program, 2019
Carbapenem-resistant Acinetobacter baumannii complex in the United States—An epidemiological and molecular description of isolates collected through the Emerging Infections Program, 2019 Open
View article: Regional impact of multidrug-resistant organism prevention bundles implemented by facility type: A modeling study
Regional impact of multidrug-resistant organism prevention bundles implemented by facility type: A modeling study Open
Background: Emerging multidrug-resistant organisms (MDROs), such as carbapenem-resistant Enterobacterales (CRE), can spread rapidly in a region. Facilities that care for high-acuity patients with longer stays may have a disproportionate im…
View article: Extensively Drug-Resistant <i>Pseudomonas aeruginosa</i> Outbreak Associated With Artificial Tears
Extensively Drug-Resistant <i>Pseudomonas aeruginosa</i> Outbreak Associated With Artificial Tears Open
Background Carbapenemase-producing, carbapenem-resistant Pseudomonas aeruginosa (CP-CRPA) are extensively drug-resistant bacteria. We investigated the source of a multistate CP-CRPA outbreak. Methods Cases were defined as a US patient's fi…
View article: Concurrent transmission of multiple carbapenemases in a long-term acute-care hospital
Concurrent transmission of multiple carbapenemases in a long-term acute-care hospital Open
Objective: We investigated concurrent outbreaks of Pseudomonas aeruginosa carrying bla VIM (VIM-CRPA) and Enterobacterales carrying bla KPC (KPC-CRE) at a long-term acute-care hospital (LTACH A). Methods: We defined an incident case as the…
View article: Gut microbiome perturbation, antibiotic resistance, and Escherichia coli strain dynamics associated with international travel: a metagenomic analysis
Gut microbiome perturbation, antibiotic resistance, and Escherichia coli strain dynamics associated with international travel: a metagenomic analysis Open
US Centers for Disease Control and Prevention and National Institute of Allergy and Infectious Diseases.
View article: New Delhi metallo-β-lactamase–producing <i>Escherichia coli</i> among dogs at an animal rescue facility—Wisconsin, 2022
New Delhi metallo-β-lactamase–producing <i>Escherichia coli</i> among dogs at an animal rescue facility—Wisconsin, 2022 Open
Background: New Delhi Metallo-β-lactamase (NDM)–producing Escherichia coli are highly resistant organisms that spread quickly. In the United States, organisms with bla NDM are rare and mostly associated with healthcare settings. However, i…
View article: Investigation of the first cluster of <i>Candida auris</i> cases among pediatric patients in the United States―Nevada, May 2022
Investigation of the first cluster of <i>Candida auris</i> cases among pediatric patients in the United States―Nevada, May 2022 Open
Background: Candida auris is a frequently drug-resistant yeast that can cause invasive disease and is easily transmitted in healthcare settings. Pediatric cases are rare in the United States, with <10 reported before 2022. In August 2021, …
View article: Colonization screening positivity rates for novel multidrug-resistant organism healthcare containment responses during 2019–2022
Colonization screening positivity rates for novel multidrug-resistant organism healthcare containment responses during 2019–2022 Open
Background: The CDC recommends a public health response when novel and targeted multidrug-resistant organisms (nMDROs), such as carbapenem-resistant organisms or Candida auris , are identified in healthcare settings in nonendemic areas. nM…
View article: An interactive patient transfer network and model visualization tool for multidrug-resistant organism prevention strategies
An interactive patient transfer network and model visualization tool for multidrug-resistant organism prevention strategies Open
Background: The CDC’s new Public Health Strategies to Prevent the Spread of Novel and Targeted Multidrug-Resistant Organisms (MDROs) were informed by mathematical models that assessed the impact of implementing preventive strategies direct…
View article: Containment of a Verona Integron-Encoded Metallo-Beta-Lactamase-Producing <i>Pseudomonas aeruginosa</i> Outbreak Associated With an Acute Care Hospital Sink—Tennessee, 2018–2020
Containment of a Verona Integron-Encoded Metallo-Beta-Lactamase-Producing <i>Pseudomonas aeruginosa</i> Outbreak Associated With an Acute Care Hospital Sink—Tennessee, 2018–2020 Open
Background Contaminated healthcare facility wastewater plumbing is recognized as a source of carbapenemase-producing organism transmission. In August 2019, the Tennessee Department of Health (TDH) identified a patient colonized with Verona…
View article: Dialysis Water Supply Faucet as Reservoir for Carbapenemase-Producing <i>Pseudomonas aeruginosa</i>
Dialysis Water Supply Faucet as Reservoir for Carbapenemase-Producing <i>Pseudomonas aeruginosa</i> Open
During June 2017-November 2019, a total 36 patients with carbapenem-resistant Pseudomonas aeruginosa harboring Verona-integron-encoded metallo-β-lactamase were identified in a city in western Texas, USA. A faucet contaminated with the orga…
View article: Whole-Genome Sequencing Reveals Diversity of Carbapenem-Resistant <i>Pseudomonas aeruginosa</i> Collected through CDC’s Emerging Infections Program, United States, 2016–2018
Whole-Genome Sequencing Reveals Diversity of Carbapenem-Resistant <i>Pseudomonas aeruginosa</i> Collected through CDC’s Emerging Infections Program, United States, 2016–2018 Open
The CDC’s Emerging Infections Program (EIP) conducted population- and laboratory-based surveillance of US carbapenem-resistant Pseudomonas aeruginosa (CRPA) from 2016 through 2018. To characterize the pathotype, 1,019 isolates collected th…
View article: Carbapenem-Resistant enterobacterales in individuals with and without health care risk factors —Emerging infections program, United States, 2012-2015
Carbapenem-Resistant enterobacterales in individuals with and without health care risk factors —Emerging infections program, United States, 2012-2015 Open
View article: Predicting the regional impact of interventions to prevent and contain multidrug-resistant organisms
Predicting the regional impact of interventions to prevent and contain multidrug-resistant organisms Open
Background: Multidrug-resistant organisms (MDROs), such as carbapenem-resistant Enterobacterales (CRE), can spread rapidly in a region. Facilities that care for high-acuity patients with long average lengths of stay (eg, long-term acute-ca…