See you next year in Calgary!

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Rapid Fire Presentations

Session A

Date: Wednesday, April 10
Time: 15:15 – 16:15 PDT

Poster Presenters at Posters to Answer Questions

Date: Friday, April 12
Time: 12:45 – 13:45 PDT
RFA01 (#27)
Increased rates of laboratory confirmed cases of syphilis in Western Canadian vs Eastern Canadian blood donors: 2022-2023

Steven J Drews1,2, Carmen Charlton1,2, Vanessa Tran3,4, Hong Yuan Zhou5,6, Gordon Hawes7, Ilona Resz8, Sheila F O’Brien9,10

1Medical Microbiology, Donation Policy and Studies, Canadian Blood Services, Edmonton, AB, Canada. 2Division of Diagnostic and Applied Microbiology, Laboratory Medicine and Pathology, University of Alberta, Edmonton, AB, Canada. 3Public Health Ontario, Toronto, ON, Canada. 4Department of Laboratory Medicine and Pathobiology, University of Toronto, Toronto, ON, Canada. 5Microbiology, Provlab Alberta, Calgary, AB, Canada. 6Pathology and Laboratory Medicine, University of Calgary, Calgary, AB, Canada. 7Process Development, Testing, Canadian Blood Services, Brampton, ON, Canada. 8Process Development, Blood Group Screening, Testing, Canadian Blood Services, Brampton, ON, Canada. 9Epidemiology and Surveillance, Canadian Blood Services, Donation Policy and Studies, Ottawa, ON, Canada. 10School of Epidemiology and Public Health, University of Ottawa, Ottawa, ON, Canada

RFA02 (#88)
Sample processing methodology alters observed diversity in metagenomic and metatranscriptomic microbiome profiles from human stool

Molly Pratt1,2, Christine Bonner1, Morag Graham1,2, Denice Bay2, Charles N Bernstein3,4, Gary Van Domselaar1,2

1National Microbiology Laboratory, Public Health Agency of Canada, Winnipeg, MB, Canada. 2Department of Medical Microbiology and Infectious Diseases, University of Manitoba, Winnipeg, MB, Canada. 3Department of Internal Medicine, University of Manitoba, Winnipeg, MB, Canada. 4University of Manitoba IBD Clinical and Research Centre, Winnipeg, MB, Canada

RFA03 (#174)
Optimizing methods for the genomic surveillance of viral pathogens in wastewater

Ian Restall, Amjad Arrabi, Sarah Marttala, Andrew Bulir, Doris Williams, Jodi Gilchrist, David Bulir

McMaster University, Hamilton, ON, Canada

RFA04 (#191)
Molecular epidemiology of rotavirus strains in Quebec from January to June 2023

Maude Paquette1,2, Caroline Quach-Thanh2,3, Jeannie Aguilar1, Éric Fournier1, Judith Fafard1,3, Hugues Charest1,3

1Laboratoire de Santé Publique du Québec/INSPQ, Sainte-Anne-de-Bellevue, QC, Canada. 2Centre Hospitalier Universitaire Sainte-Justine, Montréal, QC, Canada. 3Université de Montréal, Montréal, QC, Canada

RFA05 (#68)
Prevalence of antibodies to human t-cell lymphotropic virus-1/2 in Canada over thirty-three years of monitoring in blood donors

Sheila F O’Brien1,2, Behrouz Ehsani-Moghaddam1,3, Mindy Goldman1,2, Steven J Drews4,5

1Canadian Blood Services, Ottawa, Ontario, Canada. 2University of Ottawa, Ottawa, Ontario, Canada. 3Queen’s University, Kingston, Ontario, Canada. 4Canadian Blood Services, Edmonton, Alberta, Canada. 5University of Alberta, Edmonton, Alberta, Canada

RFA06 (#141)
Assessing the potential for specimen pooling to streamline nosocomial surveillance of methicillin resistant Staphylococcus aureus (MRSA)

Mohammed Alqahtani1, Isabella Paggotto2, Gregory R McCracken1, Glenn Patriquin1, Ian R Davis1, Jason J LeBlanc1

1Division of Microbiology, Department of Pathology and Laboratory Medicine, Nova Scotia Health, Halifax, NS, Canada. 2Department of Microbiology and Immunology, Dalhousie University, Halifax, NS, Canada

RFA07 (#182)
Applying whole genome approaches to identify and resolve influenza A outbreaks in humans and animals

Shannon L Russell1,2, Kevin C Yang1,3, John L Palmer1, Kevin S Kuchinski4, Jessica M Caleta1,3, Yin Chang1, Frankie Tsang1, Tracy D Lee1, Branco Cheung1, Michael Chan1, Rob Azana1, Armin Shahriari5, Yuan Xiong5, Chris Fjell1,2, John Tyson1,2, James EA Zlosnik1,2, Yohannes Berhane6, Natalie Prystajecky1,2, Chelsea Himsworth4, Agatha Jassem1,2

1BC Center for Disease Control Public Health Laboratory, Vancouver, BC, Canada. 2Department of Pathology and Laboratory Medicine, University of British Columbia, Vancouver, BC, Canada. 3National Microbiology Laboratory, Public Health Agency of Canada, Winnipeg, MB, Canada. 4Animal Health Center, BC Ministry of Agriculture and Food, Abbotsford, BC, Canada. 5Public Health Observatory, Fraser Health Authority, BC, Canada. 6Canadian Food Inspection Agency, Winnipeg, MB, Canada

RFA08 (#183)
Epidemiology and clinical characteristics of severe malaria in Canada, 2014-2022.

Mireille Desroches1, Julia Smith1, Christopher A Bell1, Katherine Plewes2,3,4, Anne E McCarthy5

1Office of Travel Health, Centre for Border and Travel Health, Health Security and Regional Operations Branch, Public Health Agency of Canada, Ottawa, ON, Canada. 2Department of Medicine, University of British Columbia, Vancouver, BC, Canada. 3Mahidol Oxford Tropical Medicine Research Unit, Faculty of Tropical Medicine, Mahidol University, Bangkok, Thailand. 4Nuffield Department of Medicine, Centre for Tropical Medicine and Global Health, University of Oxford, Oxford, United Kingdom. 5Department of Medicine, University of Ottawa, Ottawa, ON, Canada

RFA09 (#295)
Emergence of a novel FRI-type carbapenemase (blaFRI-12) in Enterobacter cloacae complex located on a novel IncR plasmid isolated in Canada

Laura Mataseje1, Florence Doualla-Bell2, Ken Fakharuddin1, Simon Wong2, Ariane Yechouron3,4

1National Microbiology Laboratory, Public Health Agency of Canada, Winnipeg, Manitoba, Canada. 2Laboratoire de santé publique du Québec, Ste-Anne-de-Bellevue, Quebec, Canada. 3Département clinique de médecine de laboratoire, Centre Hospitalier de l’Université de Montréal, Montreal, Quebec, Canada. 4Service de microbiologie-infectiologie, Département de médecine spécialisée, CIUSSS du Centre-Sud de Montréal, Montreal, Quebec, Canada

RFA10 (#370)
Association between use of a voluntary isolation centre and transmission of SARS-CoV-2: a matched cohort study of households

Jocelyn Edwards1, Effie Gournis1, Kevin Schwartz2, Sarah A Buchan2, Nick Daneman3, Ana Cecilia Ulloa2, Kevin A Brown2

1Toronto Public Health, Toronto, ON, Canada. 2Public Health Ontario, Toronto, ON, Canada. 3Sunnybrook Hospital, Toronto, ON, Canada

RFA11 (#309)
A Comprehensive Risk Assessment Algorithm-guided SARS CoV-2 Vaccine Composition Strategy

Victor G Kramer, Shehzad Iqbal, Arshan Nasir, Emilio Fumero, Swan Tan, Yadunanda Budigi, Darin Edwards

Moderna Inc., Cambridge, MA, USA

RFA12 (#312)
FluViewer: an automated bioinformatic pipeline for generating influenza A virus consensus genomes regardless of viral subtype or host

Kevin S Kuchinski1, John L Palmer1, John R Tyson1,2, Tracy D Lee2, Shannon L Russell1,2, Frankie Tsang2, Agatha Jassem1,2, Natalie A Prystajecky1,2, James EA Zlosnik1,2

1University of British Columbia, Vancouver, BC, Canada. 2BC Centre for Disease Control, Vancouver, BC, Canada

Session B

Date: Thursday, April 11
Time: 17:15 – 18:15 PDT

Poster Presenters at Posters to Answer Questions

Date: Friday, April 12
Time: 12:45 – 13:45 PDT
RFB01 (#69)
Use of Dalbavancin in treatment of Acute Bacterial Skin and Skin Structure Infections: Prospective Case Series from a Canadian Perspective

Wayne Fung Leung, Janhavi Malhotra, Lili Ataie, Sameer Elsayed, Lise Bondy, Megan Devlin, Sarah Shalhoub, Huma Saeed, Mahshid Mohammadi, Michael Silverman, Reza Rahimi Shahmirzadi

Western University, London, ON, Canada

RFB02 (#258)
Verification of the Aptima Bacterial Vaginosis (BV) and Candida/Trichomonas (CV/TV) assays on the Hologic Panther

Emily J MacAdam1, Ross Davidson2, Jolin Head2, Colleen Jackson2, Jason Leblanc2, Greg McCracken2, Glenn Patriquin2, Audra Russell-Tattrie2, Darren Sarty2, Todd F Hatchette2

1Department of Medicine, Dalhousie, Halifax, NS, Canada. 2Department of Pathology and Laboratory Medicine, Dalhousie University, Halifax, NS, Canada

RFB03 (#41)
­­Clinical validation of an optimized and automated agnostic diagnostic assay for detection of respiratory viruses

Nick PG Gauthier1, Wilson Chan2, Kerstin Locher3,4, Duane Smailus5, Robin JN Coope5, Marthe K Charles3,4, Agatha Jassem4,6, Jennifer Kopetzky6, Samuel D Chorlton7, Amee R Manges2,6

1Department of Microbiology & Immunology, University of British Columbia, Vancouver, BC, Canada. 2School of Population and Public Health, University of British Columbia, Vancouver, BC, Canada. 3Vancouver General Hospital, Vancouver, BC, Canada. 4Department of Pathology and Laboratory Medicine, University of British Columbia, Vancouver, BC, Canada. 5Michael Smith Genome Sciences Centre, Vancouver, BC, Canada. 6BC Centre for Disease Control, Vancouver, BC, Canada. 7BugSeq Bioinformatics Inc., Vancouver, BC, Canada

RFB04 (#58)
Multivariate analysis of risk factors predicting 28-day mortality among adult patients presenting with bacteremia in the emergency department

Noémie Laurier, Angela Karellis, Xiaoqing Xue, Marc Afilalo, Karl Weiss

Jewish General Hospital, Montreal, QC, Canada

RFB05 (#75)
Infectious diseases consultation is associated with reduced mortality in hospitalized patients with Gram-negative bloodstream infection: a population-wide cohort study

Sean WX Ong1,2,3,4, Jin Luo4, Daniel J Fridman4, Samantha M Lee4, Jennie Johnstone1,5, Kevin L Schwartz1,4,6,7, Christina Diong4, Samir N Patel1,6, Derek R. MacFadden8, Bradley J Langford1,6, Steven YC Tong2,9, Nick Daneman1,3,4,6

1University of Toronto, Toronto, ON, Canada. 2University of Melbourne, Melbourne, VIC, Australia. 3Sunnybrook Health Sciences Centre, Toronto, ON, Canada. 4ICES, Toronto, ON, Canada. 5Sinai Health, Toronto, ON, Canada. 6Public Health Ontario, Toronto, ON, Canada. 7Unity Health Toronto, Toronto, ON, Canada. 8Ottawa Hospital Research Institute, Ottawa, ON, Canada. 9Peter Doherty Institute for Infection and Immunity, Melbourne, VIC, Australia

RFB06 (#198)
HCV Reinfection Among People Who Use Drugs (PWUD) Treated For HCV Infection: A Long-Term View

Saina Beitari1, Shana Yi1, Brian Conway1,2

1Vancouver Infectious Diseases Centre, Vancouver, Canada. 2Simon Fraser University, Vancouver, Canada

RFB07 (#213)
Impact of antimicrobial copper surfaces on microbial load and healthcare-acquired infection rates in long-term care settings: a comparative study in Canada

Hasan Hamze1, Tracey Woznow2, Aleksandra Gara2, Esther Thompson2, Bernice Chan2, Shaila Jamal2, Fernando Pica2, TItus Wong1,3

1University of British Columbia, Vancouver, BC, Canada. 2Vancouver Coastal Health, Vancouver, BC, Canada. 3BC Centre for Disease Control, Vancouver, BC, Canada

RFB08 (#133)
MRSA isolates resistant to trimethoprim-sulfamethoxazole by VITEK2 and BD Phoenix antibiotic susceptibility testing systems but susceptible by Etest and disk diffusion harbour a resistant subpopulation

Farhan M Khan1,2, Tammie Wilcox-Carrier1, Martin Hill3, Ross J Davidson2,3, Dennis Nurjadi4, Tim Mailman5, Chelsey Ellis1

1The Moncton Hospital, Horizon Health Network, Moncton, NB, Canada. 2Department of Pathology, Dalhousie University, Halifax, NS, Canada. 3Department of Pathology and Laboratory Medicine, Queen Elizabeth II Health Science Centre, Halifax, NS, Canada. 4Department of Infectious Diseases and Microbiology of the University of Luebeck and University Medical Center of Schleswig-Holstein, Lübeck, Schleswig-Holstein, Germany. 5IWK Health Centre, Halifax, NS, Canada

RFB09 (#270)
Validation of Python scripts vs. Excel for cleaning, analysis, and visualization of surveillance and methods evaluation data

Yerin R Lee1,2, Camilo Castellanos Sanchez2, Connie Xie2, Ceylon Simon2, Susan M Poutanen1,2

1Temerty Faculty of Medicine, University of Toronto, Toronto, ON, Canada. 2Department of Microbiology, University Health Network/ Sinai Health, Toronto, ON, Canada

RFB10 (#287)
Impacts of the SARS-CoV-2 pandemic on the seasonal incidence of hospitalizations for acute respiratory diseases among children

Christine D Lukac1, Brett Simms2, Grace PS Kwong3,4,5, Jessalyn K Holodinsky3,4,6,7,8, David W Johnson1,4,9, James D Kellner1,4,10

1Department of Pediatrics, Cumming School of Medicine, University of Calgary, Calgary, AB, Canada. 2Maternal and Child Data and Analytics, Alberta Health Services, Calgary, AB, Canada. 3Department of Community Health Sciences, Cumming School of Medicine, University of Calgary, Calgary, AB, Canada. 4Alberta Children’s Hospital Research Institute, University of Calgary, Calgary, AB, Canada. 5Faculty of Veterinary Medicine, University of Calgary, Calgary, AB, Canada. 6Department of Emergency Medicine, Cumming School of Medicine, University of Calgary, Calgary, AB, Canada. 7O’Brien Institute for Public Health, Cumming School of Medicine, University of Calgary, Calgary, AB, Canada. 8Center for Health Informatics, Cumming School of Medicine, University of Calgary, Calgary, AB, Canada. 9Maternal Newborn Child and Youth Strategic Clinical Network, Alberta Health Services, Calgary, AB, Canada. 10Microbiology, Immunology & Infectious Diseases, Cumming School of Medicine, University of Calgary, Calgary, AB, Canada

RFB11 (#306)
Clinical and public health management of bacterial gastroenteritis in the world of culture-independent diagnostic testing (CIDT): A pilot study to evaluate kinetics of bacterial shedding by culture and CIDT

Nathan K McCartney1, Surangi Thilakarathna2, Dylan R Pillai1,3, Linda Chui2,4, Byron M Berenger1,3

1University of Calgary, Calgary, AB, Canada. 2University of Alberta, Edmonton, AB, Canada. 3Alberta Precision Laboratories, Calgary, AB, Canada. 4Alberta Precision Laboratories, Edmonton, AB, Canada

RFB12 (#324)
SARS-CoV-2 seropositivity in Alberta: The Omicron era

Sa’adiya Umar1,2, Jamil Kanji1,2,3,4, Carmen L Charlton1,2,5,6, Leonard T Nguyen7, Sabrina Plitt1,8, Sheila Braun1, Candace Betiku1, Cheryl Lau7, A Mark Joffe9,10, Christie Lutsiak10, Nathan Zelyas1,2, Michael Mengel2,7, Graham Tipples1,5,11

1Public Health Laboratory, Alberta Precision Laboratories, Edmonton, AB, Canada. 2Department of Laboratory Medicine & Pathology, Faculty of Medicine and Dentistry, University of Alberta, Edmonton, AB, Canada. 3Division of Infectious Diseases, Department of Medicine, Cumming School of Medicine, University of Calgary, Calgary, AB, Canada. 4Department of Pathology & Laboratory Medicine, Cumming School of Medicine, University of Calgary, Calgary, AB, Canada. 5Li Ka Shing Institute of Virology, University of Alberta, Edmonton, AB, Canada. 6Canadian Blood Services, Edmonton, AB, Canada. 7Alberta Precision Laboratories, Edmonton, AB, Canada. 8School of Public Health, University of Alberta, Edmonton, AB, Canada. 9Division of Infectious Diseases, Department of Medicine, Faculty of Medicine & Dentistry, University of Alberta, Edmonton, AB, Canada. 10Alberta Health, Government of Alberta, Edmonton, AB, Canada. 11Department of Medical Microbiology & Immunology, Faculty of Medicine and Dentistry, University of Alberta, Edmonton, AB, Canada