Investigation Announcement: Outbreak of Human Salmonella Typhimurium Infections Associated with Contact with Water Frogs

Persons Infected with the Outbreak Strain of Salmonella Typhimurium, United States, by State, June 24, 2009 to November 21, 2009

As of 11:59pm EST on December 9, 2009, 50 individuals infected with the outbreak strain of Salmonella Typhimurium have been reported from 25 states. The number of ill persons identified in each state is as follows: Arizona (1), California (3), Colorado (2), Florida (1), Georgia (1), Idaho (1), Illinois (5), Kentucky (1), Louisiana (1), Massachusetts (2), Maryland (2), Michigan (3), Minnesota (1), Missouri (2), Mississippi (1), New Jersey (2), New Mexico (1), New York (1), Ohio (2), Pennsylvania (3), Tennessee (2), Texas (3), Utah (6), Virginia (1), and Washington (2).

Among the persons with reported dates available, illnesses began between June 24, 2009 and November 21, 2009. Infected individuals range in age from <1 year old to 54 years old. Seventy-eight percent (78%) of patients are younger than 10 years old and the median age is 4 years. Fifty-four percent (54%) of patients are female. Among the 24 patients with available information, 6 (25%) were hospitalized. No deaths have been reported.