Christopher D. Doern
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View article: Blood culture bottle shortage mitigation efforts: analysis of impact on ordering and patient impact
Blood culture bottle shortage mitigation efforts: analysis of impact on ordering and patient impact Open
Objective design: In June of 2024, Becton Dickinson experienced a blood culture bottle shortage for their BACTEC system, forcing health systems to reduce usage or risk exhausting their supply. Virginia Commonwealth University Health System…
View article: Proceedings of the Clinical Microbiology Open 2023: discussions about pandemic preparedness
Proceedings of the Clinical Microbiology Open 2023: discussions about pandemic preparedness Open
The 4th Clinical Microbiology Open (CMO) took place in Carlsbad, California, on 10 and 11 February 2023. This event facilitated discussion between clinical and public health laboratory directors, government agencies, and industry represent…
View article: Proceedings of the Clinical Microbiology Open 2022—assessing clinical laboratory and industry responses to COVID-19 pandemic testing capacity challenges (part 1)
Proceedings of the Clinical Microbiology Open 2022—assessing clinical laboratory and industry responses to COVID-19 pandemic testing capacity challenges (part 1) Open
As the COVID-19 pandemic winds down, clinical and public health laboratories, along with industry partners, reflect on the successes and failures of the pandemic response. To capture the lessons learned and better prepare for the next pand…
View article: <i>Emergomyces pasteurianus</i> in Man Returning to the United States from Liberia and Review of the Literature
<i>Emergomyces pasteurianus</i> in Man Returning to the United States from Liberia and Review of the Literature Open
A 65-year-old man with HIV sought treatment for fever, weight loss, and productive cough after returning to the United States from Liberia. Fungal cultures grew Emergomyces pasteurianus, and the patient's health improved after beginning vo…
View article: A comparison of severity of illness between the SARS-CoV-2 Omicron variant and Delta variant
A comparison of severity of illness between the SARS-CoV-2 Omicron variant and Delta variant Open
Background: The COVID-19 pandemic has disproportionally affected traditionally marginalized groups. Both the Delta and Omicron variants raised concern amongst public health officials due to potentially higher infectivity rates and disease …
View article: Proceedings of the Clinical Microbiology Open 2018 and 2019 - a Discussion about Emerging Trends, Challenges, and the Future of Clinical Microbiology
Proceedings of the Clinical Microbiology Open 2018 and 2019 - a Discussion about Emerging Trends, Challenges, and the Future of Clinical Microbiology Open
Clinical Microbiology Open (CMO), a meeting supported by the American Society for Microbiology’s Clinical and Public Health Microbiology Committee (CPHMC) and Corporate Council, provides a unique interactive platform for leaders from diagn…
View article: Point-Counterpoint: Should Clinical Microbiology Laboratories Report Vancomycin MICs?
Point-Counterpoint: Should Clinical Microbiology Laboratories Report Vancomycin MICs? Open
With numerous reported challenges to reporting MICs for vancomycin, clinical laboratories are attempting to identify accurate methods for MIC testing. However, the issues of poor reproducibility, accuracy, and clinical utility remain a cha…
View article: The Slow March toward Rapid Phenotypic Antimicrobial Susceptibility Testing: Are We There Yet?
The Slow March toward Rapid Phenotypic Antimicrobial Susceptibility Testing: Are We There Yet? Open
Antimicrobial susceptibility testing (AST) provides critical information for the management of patients with infections. The gold standard methods for assessing organism susceptibility are still based on growth and require incubation over …
View article: Commentary: The Confounding Role of Antimicrobial Stewardship Programs in Understanding the Impact of Technology on Patient Care
Commentary: The Confounding Role of Antimicrobial Stewardship Programs in Understanding the Impact of Technology on Patient Care Open
Numerous studies have demonstrated the benefit of the combination of antimicrobial stewardship program (ASP) intervention and rapid diagnostic testing (RDT). However, few studies have attempted to study the incremental benefit of ASP and R…
View article: Defining the Clinical Significance of Alloscardovia omnincolens in the Urinary Tract
Defining the Clinical Significance of Alloscardovia omnincolens in the Urinary Tract Open
The clinical significance of Alloscardovia omnincolens in the urinary tract has not been thoroughly evaluated. In this study, 15 patients with A. omnincolens present in their urine cultures were identified. A. omnincolens is only rarely as…
View article: Diagnosis of Urinary Tract Infections in Children
Diagnosis of Urinary Tract Infections in Children Open
Urinary tract infections (UTIs) are a common occurrence in children. The management and laboratory diagnosis of these infections pose unique challenges that are not encountered in adults. Important factors, such as specimen collection, uri…
View article: Investigation of Linezolid Resistance in Staphylococci and Enterococci
Investigation of Linezolid Resistance in Staphylococci and Enterococci Open
The objective of this study was to investigate an apparent increase in linezolid-nonsusceptible staphylococci and enterococci following a laboratory change in antimicrobial susceptibility testing from disk diffusion to an automated suscept…
View article: Multicenter Evaluation of the BD Max Enteric Bacterial Panel PCR Assay for Rapid Detection of Salmonella spp., Shigella spp., Campylobacter spp. (C. jejuni and C. coli), and Shiga Toxin 1 and 2 Genes
Multicenter Evaluation of the BD Max Enteric Bacterial Panel PCR Assay for Rapid Detection of Salmonella spp., Shigella spp., Campylobacter spp. (C. jejuni and C. coli), and Shiga Toxin 1 and 2 Genes Open
Diarrhea due to enteric bacterial pathogens causes significant morbidity and mortality in the United States and worldwide. However, bacterial pathogens may be infrequently identified. Currently, culture and enzyme immunoassays (EIAs) are t…