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 E. coli O157:H7 Linked to Consumption of French Broad Farm Raw Milk, Tennessee

In June local and state public health officials in Tennessee investigated an outbreak of E. coli O157:H7 linked to consumption of raw or unpasteurized milk among members of a French Broad Farm share program. Ten confirmed cases and 7 probable cases were identified. All 10 confirmed cases reported consumption of raw milk in the 7 days prior to symptom onset. Of the 10 confirmed cases, seven cases were hospitalized and six were diagnosed with hemolytic uremic syndrome. No one died. Illness onset dates for confirmed and probable cases ranged between May 22 and June 4, 2018. The outbreak strain of E. coli O157:H7 (EXHX01.0047/EXHA26.3187) was isolated in patients and cow feces collected at the farm.

  • Outbreak began:
  • May 2018
  • Affected Country:
  • US
  • Affected States/Territories:
  • Tennessee
  • Organism(s):
  • E. coli O157:H7
  • Vehicle(s):
  • Raw Milk
  • Molecular Results Available:
  • Yes
  • Test Results:
  • EXHX01.0047/EXHA26.3187
  • Location(s):
  • Farm
  • Brand Name(s):
  • French Broad Farm
  • Product Subject to Recall:
  • No
  • Total ill:
  • 17
  • Number ill by Case Definition Known:
  • Yes
  • Number Laboratory Confirmed Cases:
  • 10
  • Number Probable Cases:
  • 7
  • Number Possible Cases:
  • 0
  • Anyone Hospitalized:
  • Yes
  • Number Hospitalized:
  • 7
  • Any Deaths:
  • No
  • Number Dead:
  • 0
  • Any References:
  • No

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