FDA Investigates Multistate Outbreak of Cyclospora Illnesses Likely Linked to Salads from Fast Food Chain

August 2, 2018 Update

As of August 2, 2018, a total of 395 laboratory-confirmed cases of Cyclospora infection were reported in people who consumed salads from McDonald’s restaurants; the cases were reported by 15 states. Note, the Connecticut, Tennessee, and Virginia case-patients purchased salads while traveling in Illinois; the Florida case-patient purchased a salad while traveling in Kentucky.

More than 163 people have been affected by an intestinal illness linked to salads served by the fast food chain McDonalds. 

 Fast Facts

  • The FDA, CDC, along with state and local officials are investigating a multi-state outbreak of cyclosporiasis illnesses likely linked to salads from McDonald’s restaurants.
  • The CDC reports that 163 people in 10 states have become ill. There have been 3 hospitalizations and no deaths.
  • As this is an ongoing investigation, the FDA will update this page as more information becomes available, such as product information, epidemiological results, and recalls.
  • The FDA is working with McDonald’s to identify the common ingredients in the salads identified by those who became sick and to trace back those ingredients through the supply chain.
  • As of July 13, 2018, McDonald’s has decided to voluntarily stop selling salads at impacted restaurants in IL, IA, IN, WI, MI, OH, MN, NE, SD, MT, ND, KY, WV, and MO until they are able to switch to another salad supplier. More information can be found in McDonald’s Statement.
  • Consumers who have symptoms of cyclosporiasis should contact their health care provider to report their symptoms and receive care. Most people infected with Cyclospora develop diarrhea, with frequent, sometimes explosive, bowel movements. Other common symptoms include loss of appetite, weight loss, stomach cramps/pain, bloating, increased gas, nausea, and fatigue. Vomiting, body aches, headache, fever, and other flu-like symptoms may be noted. Some people who are infected with Cyclospora do not have any symptoms. If not treated, the illness may last from a few days to a month or longer. Symptoms may seem to go away and then return one or more times (relapse).
  • At this time, we do not have evidence to suggest that this cluster of illnesses is related to the ongoing Cyclospora outbreak linked to Del Monte vegetable trays.

What is the Problem and What is Being Done About It?

FDA, CDC, state, and local partners are currently investigating several Cyclospora illnesses associated with McDonald’s locations in IA, IL, KY, MN, MO, NE, OH, SD, and WI.

CDC has reported 163 laboratory-confirmed cases of cyclosporiasis in persons from FL, IA, IL, KY, MN, MO, NE, OH, SD, and WI who reportedly consumed salad products from several McDonald’s locations. Note, the Florida case-patient purchased a salad while traveling in Kentucky.

FDA has not identified which of the ingredients used in the salads is the vehicle for this outbreak; multiple components of these salads are under consideration. The investigation is ongoing and the FDA is currently reviewing distribution and supplier information.

Consumers who have symptoms of cyclosporiasis should contact their health care provider to report their symptoms and receive care. Most people infected with Cyclospora develop diarrhea, with frequent, sometimes explosive, bowel movements. Other common symptoms include loss of appetite, weight loss, stomach cramps/pain, bloating, increased gas, nausea, and fatigue. Vomiting, body aches, headache, fever, and other flu-like symptoms may be noted. Some people who are infected with Cyclospora do not have any symptoms. If not treated, the illness may last from a few days to a month or longer. Symptoms may seem to go away and then return one or more times (relapse).

At this time, we do not have evidence to suggest that this cluster of illnesses is related to the ongoing Cyclospora outbreak linked to Del Monte vegetable trays.

What are the Symptoms of Cyclosporiasis

Most people infected with Cyclospora develop diarrhea, with frequent, sometimes explosive, bowel movements. Other common symptoms include loss of appetite, weight loss, stomach cramps/pain, bloating, increased gas, nausea, and fatigue. Vomiting, body aches, headache, fever, and other flu-like symptoms may be noted. Some people who are infected with Cyclospora do not have any symptoms. If not treated, the illness may last from a few days to a month or longer. Symptoms may seem to go away and then return one or more times (relapse).

What Do Consumers Need To Do?

Consumers who have symptoms of cyclosporiasis should contact their health care provider to report their symptoms and receive care. Most people infected with Cyclospora develop diarrhea, with frequent, sometimes explosive, bowel movements. Other common symptoms include loss of appetite, weight loss, stomach cramps/pain, bloating, increased gas, nausea, and fatigue. Vomiting, body aches, headache, fever, and other flu-like symptoms (relapse).

Additional Information

 
 

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