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Investigation Update: Outbreak of Human Salmonella Typhimurium Infections Associated with African Dwarf Frogs

Persons infected with the outbreak strain of Salmonella Typhimurium, by state

The Centers for Disease Control and Prevention (CDC) is collaborating with public health officials in many states to investigate a multistate outbreak of human Salmonella Typhimurium infections associated with African dwarf frogs, a type of water frog. African dwarf frogs commonly live in habitats containing water such as aquariums or fish tanks.

As of April 21, 2011, a total of 218 individuals infected with the outbreak strain of Salmonella Typhimurium have been reported from 41 states since April 1, 2009. The number of ill person identified in each state is as follows: Alaska (5), Alabama (2), Arizona (10), California (18), Colorado (12), Connecticut (3), Florida (1), Georgia (4), Idaho (4), Illinois (8), Indiana (1), Kansas (2), Kentucky (4), Louisiana (2), Massachusetts (6), Maryland (5), Michigan (6), Minnesota (1), Missouri (5), Mississippi (1), Montana (2), North Carolina (1), Nebraska (2), New Hampshire (3), New Jersey (3), New Mexico (2), Nevada (3), New York (7), Ohio (7), Oklahoma (1), Oregon (5), Pennsylvania (15), South Dakota (3), Tennessee (4), Texas (4), Utah (18), Virginia (11), Vermont (1), Washington (22), Wisconsin (3), and West Virginia (1).