Outbreak Investigation of Listeria monocytogenes: Queso Fresco and Cotija Cheese
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The U.S. FDA and CDC, in collaboration with state and local partners, investigated illnesses in a multi-year, multistate outbreak of Listeria monocytogenes infections linked to queso fresco and cotija cheeses manufactured by Rizo Lopez Foods, Inc., of Modesto, California.
As of April 9, 2024, CDC reports that the outbreak is over. CDC reports a total of 26 cases in 11 states. There have been a total of 23 hospitalizations and two deaths were reported. The last illnesses onset date was December 10, 2023. FDA’s outbreak investigation is closed.
