Ontario reports 223 new measles cases in the last week, bringing outbreak total to 1,243

CBC News

· Posted: May 01, 2025 12:06 PM EDT | Last Updated: 3 hours ago

Ottawa has its archetypal confirmed measles cases since 2019, portion of the still-growing outbreak successful galore parts of the province.

Ontario has present reported 1,243 measles cases across 17 nationalist wellness units, including 223 caller cases successful the week since its past update.

That includes caller cases successful Algoma Public Health successful the Sault Ste. Marie country and Renfrew County's wellness portion northwest of Ottawa.

An big and kid from Ottawa are besides believed to person contracted measles portion traveling abroad, Ottawa Public Health (OPH) said successful its own statement Thursday. 

OPH has been interaction tracing and is informing radical who visited these places at these times that they whitethorn person been exposed to the highly contagious viral infection:

• The Food Basics astatine 1021 Cyrville Rd. on  April 21 between 5 p.m. and 8 p.m.
• The Costco at 1405 Blair Towers Pl. connected April 23 betwixt 6 p.m. and 8:45 p.m.

The wellness portion asks radical who visited during these times to show for symptoms for 21 days aft imaginable vulnerability and to instrumentality definite steps if they bash make symptoms specified arsenic fever, cough and runny nose, irritated eyes, achromatic spots successful the rima and a reddish rash that starts connected the face.

People, peculiarly those calved successful oregon aft 1970, should cheque their vaccination record to guarantee they are protected. Two doses of a measles vaccine are considered afloat protected.

For much information, OPH has acceptable up a webpage and a telephone enactment at 613-580-6744 that volition run from 8:30 a.m. to 4:30 p.m. Monday to Friday.

More proposal is disposable done the state and section wellness authorities.

Growing outbreak successful Ontario

Ontario's outbreak began past October with vulnerability to a travel-related lawsuit successful New Brunswick.

Public Health Ontario attributes the caller summation to exposures and transmission among individuals who person not been vaccinated.  

More than three-quarters of the provincial cases person been children. Of those cases, astir 95 per cent had not been vaccinated.

So far, 84 cases person required hospitalization, including 8 who were admitted to intensive attraction units.

Between 2013 and 2023. Public Health Ontario says determination were 101 confirmed cases of measles reported successful Ontario. That means determination person been much than 12 times that fig successful conscionable implicit six months.

WATCH | More proposal during the measles outbreak: