2023 Outbreak of Cyclosporiasis Associated with Romaine Lettuce, Arizona

In May 2023, public health officials in Arizona investigated an outbreak of Cyclospora infections associated with a restaurant. Fifty-nine people were ill. Eight people were hospitalized. No one died.

The implicated vehicle of transmission was romaine lettuce.

Overview

Outbreak began:May 2023
Affected country:US
States/territories:AZ
Pathogen:Cyclospora
Vehicle(s):Leafy greens
Location(s):Restaurant
Molecular test results:Not reported

Health impact

Total ill:59
Number hospitalized:8

Sources & documents

Report / reference links