FDA investigating new Listeria outbreak but has not yet found a source of the pathogen

The Food and Drug Administration is investigating a new outbreak of infections from Listeria monocytogenes.

The outbreak has sickened 14 people, but the FDA has not released their ages or where they live. The source of the Listeria has not yet been determined.

The FDA has begun traceback efforts but has not reported what foods it is tracing. The agency has also begun onsite inspections and sampling but has not reported what location is being inspected or what kinds of samples are being tested.

In other outbreak news, an ongoing outbreak of infections from Listeria monocytogenes has sickened 30 people. The FDA has not reported how old the patients are or where they live. A source of the pathogen has not yet been determined. The agency has begun an onsite inspection and sample testing but has not reported what location is being inspected or what it is testing. The FDA first reported the outbreak on March 13. 

For an outbreak Salmonella Newport infections, the number of patients has been adjusted to 36. The source of the Salmonella has not yet been found.Since the most recent outbreak update two weeks ago, the FDA has begun an onsite inspection and sample testing. The agency has not reported what location is being inspected or what it is testing.

An outbreak of Listeria monocytogenes infections has been declared over without a source of the pathogen having been found. There were three outbreak patients identified with the outbreak strain of the pathogen. The FDA conducted traceback of product, onsite inspection and sample testing, but the agency did not report what food it traced, what location was inspected or what it tested. The agency first reported the outbreak on March 5.

For an outbreak of Listeria monocytogenes infections traced to frozen supplemental shakes, the patient count stands at 38 people across 21 states. As of the FDA’s most recent update on Feb. 24, there were 12 confirmed deaths.

The source of the Listeria has been determined to be Lyons ReadyCare and Sysco brand Imperial frozen supplemental shakes manufactured by Prairie Farms Dairy Inc. at its facility in Fort Wayne, IN. The shakes were distributed to long-term care facilities and hospitals.

On Feb. 22 Lyons Magnus LLC recalled 4-ounce Lyons ReadyCare brand and Sysco brand Imperial frozen supplemental shakes. The FDA first reported the outbreak on Dec. 26, 2024.

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