Salmonella outbreak in USA.
                     SALMONELLA OUTBREAK IN THE USA
INTRODUCTION
• Red onions grown in California have been 
traced as the potential source of a 
salmonella outbreak that has infected more 
than 500 people in the United States and 
Canada.
Source: Times Now
SALMONELLA
• An infection with salmonella bacteria, 
commonly caused by contaminated food or 
water.
• Salmonella is most common among children.
Source: Live Science
SALMONELLA SYMPTOMS
• Most people with Salmonella infection 
have diarrhea, fever, and stomach cramps. 
• Symptoms usually begin six hours to six days 
after infection and last four to seven days. 
Source: Times Now
CONFIRMED CASES USA
• Confirmed cases have found in 34 states. 
• Those most affected states are Oregon (71), 
Utah (61) and California (49).
Source: CDC
CONFIRMED CASES CANADA
• The Public Health Agency of Canada reported 
that the country had 114 cases of 
salmonella.
• Out of that at least 16 people had been 
hospitalized. 
Source: CNN.com
CONTAMINATED SOURCE
• It was identify that Thomson International, a 
produce supplier in Bakersfield, California, as 
a likely source of contaminated red onions.
Source: CBC.ca
RECCOMENDATION FROM HEALTH OFFICIALS
• Health officials recommend that consumers 
throw away any onions or foods made with 
onions supplied by Thomson.
• Also people are advised to throw away 
onions if they were unsure of where they 
came from.
Source: MedicineNet
WEAK IMMUNE SYSTEM
• The salmonellosis can persist for four to 
seven days.
• Children, older adults and people with 
weaker immune systems are most at risk to 
develop severe illness.
Source: The Economic Times
HOW IT SPREAD?
• Salmonella can be spread when the hands, 
surfaces and tools of food handlers are not 
clean.
• It can also be spread to people from animals.
Source: Verywell health
SALMONELLA SPREAD ESTIMATION
• It is estimates that salmonella causes about 
1.35 million infections and 26,500 
hospitalizations in the United States each 
year. 
• Although most people can recover without 
treatment, more than 400 people die.
Source: WebMD