The CORE Outbreak Investigation Table is a list of outbreak and adverse event investigations primarily being managed by FDA’s CORE Response Teams. The investigations are in a variety of stages, meaning that some outbreaks have limited information, and others may be near completion. The table will be updated weekly.
This week's updates are:
A new outbreak of Cyclospora (ref #1390) linked to a not yet identified product has been added to the table. FDA has initiated traceback and sampling. Additionally, CDC has issued an Investigation Notice.
For the outbreak of Cyclospora (ref #1385) linked to a not yet identified product, the case count has increased from 7 to 8 cases.
For the outbreak of Salmonella Oranienburg (ref #1387) linked to a not yet identified product, the case count has increased from 51 to 69 cases.
For the outbreak of E. coli O145:H28 (ref #1389) linked to frozen blueberries, FDA has initiated sampling.
For the outbreak of Salmonella Enteritidis (ref #1378) linked to a not yet identified product, the case count has increased from 80 to 91 cases.
For the outbreak of E. coli O157:H7 (ref #1369) linked to raw cheddar cheese, the Executive Incident Summary Abstract can now be accessed by clicking the reference number. This outbreak investigation was moved to the Closed 2026 Table.
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