Timeline of Reported Cases
Final Update
Published on April 15, 2021
This investigation is over. CDC continues to work with state public health officials to monitor for new illnesses. Although the investigation is over, people can still get a Campylobacter infection from dogs. Always take steps to stay healthy around your dog.
People infected with the outbreak strains, by date of illness onset*
*n=56 for whom information was reported as of 3/1/21. Some illness onset dates have been estimated from other reported information.
Previous Timelines
People infected with the outbreak strains, by date of illness onset*
*n=30 for whom information was reported as of December 11, 2019. Some illness onset dates have been estimated from other reported information.
Illnesses might not yet be reported due to the time it takes between when a person becomes ill and when the illness is reported to the state health department and then to CDC. This can take several weeks.