Health Department identifies additional exposure settings to confirmed case of measles in Durham Region

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Whitby, Ontario – Durham Region Health Department has identified additional exposure settings related to the confirmed case of measles in a local unimmunized child with recent international travel.

The Health Department is investigating this exposure and has followed up directly with known contacts in Durham Region.

Members of the public may have been exposed at the following locations during the dates and times noted in the table below and are advised to monitor for signs and symptoms of measles.

Location

Address

Date

Time

Watch for symptoms until (21 days after exposure)

Ethiopian Airlines Flight: ET552

Addis Ababa, Ethiopia to Toronto, ON

November 2, 2026 to November 3, 2026

11:32 p.m. (East Africa Time) to 7:30 a.m. (Eastern Standard Time)

November 24, 2026

Toronto Pearson International Airport

Terminal 1
6301 Silver Dart Dr. Mississauga, ON

November 3, 2026

7:30 a.m. to 11 a.m. (Eastern Standard Time)

November 24, 2026

 

Lakeridge Health Ajax- Pickering Emergency Department Waiting Room

580 Harwood Ave. S., Ajax, ON

November 3, 2026

10:40 a.m. to 5 p.m.

November 24, 2026

Anyone who believes they may have been exposed to the measles virus at the above locations should do the following:

  • Confirm you and your family members have two doses of measles vaccine (MMR or MMRV); those born before 1970 would likely have had measles illness as a child and are protected. Individuals who are unsure of their vaccination status should check with their health care provider.
  • If you develop symptoms, stay home and do not attend work or school. Call ahead before visiting a clinic or a primary care provider and let them know you may have measles to allow them to prepare and prevent the spread of the virus. Wear a well-fitting mask when getting a medical assessment.
  • Individuals with questions about airport exposures should contact their local public health unit or Health 811, the provincial health help line.

Measles is a highly contagious disease that spreads easily to those who are not immunized or have not previously had measles. Infants under one-year of age, unimmunized pregnant individuals, and people with weakened immune systems are at increased risk of complications from measles. The measles virus can stay in the air or on surfaces for up to two hours. Measles symptoms typically begin seven to 21 days after infection and may include:

  • High fever (greater than or equal to 38.3 degrees Celsius)
  • Cough
  • Runny nose
  • Red, watery eyes (conjunctivitis, i.e. pink eye), sensitivity to light
  • Red rash lasting four to seven days

For more information about the measles virus, visit durham.ca/Measles.

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The Regional Municipality of Durham
605 Rossland Road East
Whitby, Ontario Canada L1N 6A3

Telephone: 311 (within region limits)
Telephone: 905-668-7711
Toll-Free: 1-800-372-1102
TTY: Use 711

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