Maude Paquette

Oct 1, 2024 | cmaj.ca | Maude Paquette |Matthew A. Magyar |Christian Renaud

Outbreaks of Mycoplasma pneumoniae occur every 3–7 years1The proportion of respiratory tract infections caused by M. pneumoniae ranges from 0% to 30%, depending on the year and region studied.2 During epidemic peaks, cases rise globally or regionally, typically in late summer and fall, and outbreaks can persist for months.1,3 Infection can occur at any age, but school-aged children and adolescents are primarily affected.1 In nonepidemic years, transmission rates are low.

Jan 23, 2023 | cmaj.ca | Maude Paquette |Christian Renaud |Jesse Papenburg

Practice Open Access CMAJ 195 (3) E121; DOI: https://doi.org/10.1503/cmaj.221360 Severe parechovirus infections are mostly caused by genotype PeV-A3 Outbreaks of PeV-A3 typically follow a biennial pattern.1,2 In July 2022, the United States Centers for Disease Control and Prevention issued a health advisory to alert clinicians of reports of PeV-A3 cases in multiple states.2 A similar outbreak was observed in parts of Canada, including Montréal. As with enteroviruses, parechoviruses circulate...