Food poisoning heard everyone it’s a common name .All knows food poisoning which is caused by eating contaminated food from outside or home. But when you are eating food contaminated with the Listeria Monocytogenes (L.Monocytogenes) bacterium you may suffer from Listeriosis food poisoning.

What is listeriosis?

L. monocytogenes is a soil and water born disease.

The infection can result very dangerous in woman when she is pregnant. It may cause miscarriage, premature delivery and serious infection of the new-born baby.

Effects on women

Pregnant women mainly affected by Listeriosis, new-borns, the elderly, and adults with impaired immune systems. Healthy adults and children sometimes are infected with L. monocytogenes, but they rarely become seriously ill. Babies can be born with listeriosis if their mothers eat contaminated food during pregnancy.

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Causes of listeriosis:

· Bacteria which cause food poisoning L. monocytogenes are found in soil and water.

· Manure and fertiliser used in the soil by that way Vegetables can become contaminated.

· Bacteria of L. monocytogenes can carry by animals and they can contaminate meats and dairy products.

· Some Processed foods, such as soft cheeses and cold cuts, can be contaminated after processing.

· Unpasteurized (raw) milk or foods made from unpasteurized milk can be contaminated.

Symptoms listeriosis:

The symptoms of listeriosis include:

· Fever

· Muscle aches

· Sometimes nausea or diarrhoea

· If infection spreads to the nervous system

· Symptoms such as headache

· Stiff neck

· Confusion

· Loss of balance

· Or convulsions can occur

· Pregnant women may experience only a mild, Flu-like illness.

Listeriosis diagnosed:

A blood test or spinal fluid test may be done to confirm the diagnosis. Listeriosis is diagnosed based on a medical history and physical exam. Your doctor will ask you questions about your symptoms, foods you have recently eaten, and your work and home environments.


An otherwise healthy person who is not pregnant typically does not need treatment. Symptoms will usually go away within a few weeks.

Problem can cause in pregnant ladies they get listeriosis, antibiotics can often prevent infection of the foetus or new-born. Babies who have listeriosis receive the same antibiotics as adults, although a combination of antibiotics is often used until your doctor is certain the cause is listeriosis.

Prevention from listeriosis:

· Prevent listeriosis by practicing safe food handling (adapted from the U.S. Centers for Disease Control and Prevention).

· After shopping of raw meat, poultry, or fish separately from other food items, immediately come home so that you can store all foods properly.

· Prepare foods safely.

· Hand wash before and after every meal.

· Wash fresh fruits and vegetables by rinsing them well with running water.

· Use of two cutting boards –one for fresh product and other for raw meat, poultry and seafood.

· Wash your knives and cutting boards in the dishwasher to disinfect them.

· Store foods safely. Cook, refrigerate, or freeze meat, poultry, eggs, fish, and ready-to-eat foods within 2 hours. Make sure your refrigerator is set at 40°F (4°C)or colder. But listeria can grow in the refrigerator, so clean up any spills in your refrigerator, especially juices from hot dogs, raw meat, or poultry.

· Bag raw meat, poultry, or fish separately from other food items.

· Keep cooked hot foods hot [140°F (60°C) or above] and cold foods cold [40°F (4°C) or below.

· Do not eat undercooked hamburger, and be aware of the risk of food poisoning from raw fish (including sushi), clams, and oysters.

Precaution for pregnant ladies:

· Eating hot dogs, luncheon meats, or deli meats is dangerous for pregnant ladies, unless they are reheated until steaming hot.

· Soft cheeses unless the label states they are made from pasteurized milk.

· Common cheeses typically made with unpasteurized milk—such as feta, Brie, Camembert, blue-veined cheeses, and Mexican-style cheeses such as "queso blanco fresco"—can cause listeriosis.

· Refrigerated pate or meat spreads. But you can eat these foods if they are canned.

· Refrigerated smoked seafood unless it is an ingredient in a cooked dish such as a casserole. Examples of refrigerated smoked seafood include salmon, trout, whitefish, cod, tuna, and mackerel.

· May eat canned fish such as salmon and tuna or shelf-stable smoked seafood.

· Drink raw (unpasteurized) milk or eat foods that contain unpasteurized milk.

· Avoid eating salads made in a store, such as ham, chicken, egg, tuna, or seafood salads.

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