Public Health Montreal announced that an unidentified child diagnosed with measles arrived in the city on October 9, 2026, leading officials to advise anyone who may have been exposed to take appropriate precautions.
The child was identified at Montreal‑Trudeau International Airport and subsequently taken to Sainte‑Justine Hospital for care. Health authorities emphasized the highly contagious nature of measles and the need for vigilance.
The agency continues to monitor measles cases across the region as part of its effort to prevent larger outbreaks.