Bacterial Safety

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  • Created by: Tanya
  • Created on: 21-05-12 16:51

What is Salmonella?

Salmonella bacteria cause food poisioning, typhoid fever and paratyphoid fever. More than 2500 different strain of salmonella have been identified.

What  type  of  germ  is  salmonella?

Salmonella are microscopic living creatures that pass from the faeces of people or animals to other people or animals.

There are many different kinds of salmonella bacteria.


Most people affected with salmonella develop diarrhoea, fever and abdominal cramps twelve to seven hours after infection.

The illness usually lasts four to seven days and most people recover without treatment.

However in  some persons the diarrhoea may be so severe that the patient may need to be hospitalised. in these patients the salmonella infection may spread from the intestines to the blood stream and then to other body sites and can cause death unless the person is treated promptly with antibiotics.

The elderly infants and those with weakened immune systems are more likely to have a severe illness.

Who gets Salmonella?

Anyone can get salmonella but those with weakened immune systems for example the elderly and infants are more susceptible to it.

How do you get infected with salmonella?

You ussually get salmonella by eating contaminated food.

Salmonella Bacteria live in the the gut of many farm animals and can affect meat eggs poultry and milk.

Other foods like green veg, fruit and shellfish can become contaminated through contact


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