Foodborne Illness Outbreak Database

This database provides summaries of significant food and water related outbreaks occurring since 1984 caused by E. coli, Salmonella, Hepatitis A, Campylobacter and other pathogens. Read more »

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2018 Outbreak of Norovirus Linked to Raw Oysters, Canada

In March/April 2018 Canadian public health authorities investigated an outbreak of norovirus linked to consumption of raw oysters. As of April 27, 172 cases had been reported by 3 provinces: British Columbia (132), Alberta (15), and Ontario (25). No deaths had been reported. Individuals became sick between mid-March and mid-April 2018. Most individuals who became sick reported eating raw oysters from the south and central part of Baynes Sound, British Columbia before onset of symptoms. Stool collected from several case patients were laboratory confirmed with norovirus.

  • Outbreak began:
  • March 2018
  • Affected Country:
  • International
  • Affected States/Territories:
  • Not Applicable
  • Organism(s):
  • Norovirus
  • Vehicle(s):
  • Raw Oysters
  • Molecular Results Available:
  • Unknown
  • Test Results:
  • None
  • Location(s):
  • Unknown
  • Brand Name(s):
  • Product Subject to Recall:
  • No
  • Total ill:
  • 172
  • Number ill by Case Definition Known:
  • Unknown
  • Number Laboratory Confirmed Cases:
  • N/A
  • Number Probable Cases:
  • N/A
  • Number Possible Cases:
  • N/A
  • Anyone Hospitalized:
  • Unknown
  • Number Hospitalized:
  • Unknown
  • Any Deaths:
  • No
  • Number Dead:
  • 0
  • Any References:
  • No

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