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Outbreaks: Two outbreaks of human salmonellosis due to serovar Cerro has been reported. The most recent one occurred in 2 prisons in 2012 and was attributed to multiple serovars, including S. Cerro. In addition, one subclinical outbreak in dairy cattle was reported, in this outbreak contamination at the farm persisted for almost 2 years. It has been linked to US backyard poultry outbreaks in 2024.
Year | Location | Associated source | Number of cases |
1985 | US: New Mexico | Beef jerky | 29 |
2012 | US: Arkansas | Eggs, chicken salad, person-to-person | 6 |
a | |||
2024 | US: Multi-state | Backyard poultry | 409b |
a *The total case count was n=597, and a total of 60 and 106 106 Salmonella isolates were cultured from 56 (Prison A) and 99 patients (Prison B), respectively. Salmonella Cerro was isolated from 6 patients that were co-infected with other serovars, and 8 isolates were obtained from the egg samples.
b Multiple serovars, including Salmonella Altona, Cerro, Enteritidis, Indiana, Infantis, Johannesburg, Mbandaka, and Typhimurium, were linked to this outbreak. The case number represents the total number of cases associated with the outbreak and does not specifically indicate the number of people infected by Salmonella Cerro.
Relevant links and references:
- http://www.ncbi.nlm.nih.gov/pubmed/20187753
- http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3095722/
- http://www.ncbi.nlm.nih.gov/pubmed/18041954
- http://www.cdc.gov/mmwr/preview/mmwrhtml/00000628.htm
- http://www.cdc.gov/mmwr/preview/mmwrhtml/mm6308a2.htm
- https://www.cdc.gov/salmonella/backyardpoultry-05-24/index.html