(CNN) – Federal health officials said Wednesday that a salmonella outbreak that has infected more than 600 people in 37 US states is linked to several types of imported onions.
The Centers for Disease Control and Prevention, USA (CDC) in the USA (CDC) warned in a tweet.
The Center for Disease Control They said 652 people had contracted salmonella and 129 people had been hospitalized. No deaths have been reported.
“Epidemiological and tracking data show that the source of infection in this outbreak is whole red, white, and yellow onions imported from Chihuahua, Mexico, and distributed throughout the United States by ProSource Inc,” the CDC said in a statement.
Several people who contracted salmonella ate onions at the same restaurant, according to epidemiological interviews conducted by the CDC.
The CDC said the number of people infected with salmonella outbreaks is likely to be higher than what has been reported, and the outbreak may not be limited to the reporting countries.
“This is because many people are recovering without medical care and are not getting tested for salmonella,” the agency said.
What are the symptoms of salmonella?
In addition to discarding onions, people should wash contact surfaces and consult a doctor if they develop severe salmonella symptoms.
Symptoms include bloody diarrhea, high fever, severe vomiting, and signs of dehydration, which generally begin six hours to six days after infection, according to the CDC.
Federal health officials are investigating whether onions and other suppliers are linked to this outbreak.
An estimated 1.35 million cases of salmonella occur annually in the United States, with about 420 deaths, according to the CDC. Infection usually occurs by eating food contaminated with animal faeces.
Last year, onions were also the cause of salmonella outbreaks that infected 640 people in more than 40 states.
Also last year, at least 55 people fell ill in 12 different states after a salmonella outbreak was linked to dry woody ear fungus, according to the Centers for Disease Control and Prevention. and the peach Its products were recalled in 2020 after 101 people fell ill in 17 states due to salmonella poisoning linked to the fruit.
CNN’s Virginia Langmaid contributed to this report.