Even cold winter food poisoning?Please be careful Noro virus
Article No. 2299 / 2015-01-07
Housewife Choi model in (39), who enjoyed eating out in a long time with the right kids for the winter break. But after a delicious dinner and soon after returning home, Mr. Choi and children with severe diarrhea suddenly appeared georyeoya was often in and out of the bathroom.
The next day, Ido doeseo not truly visited a nearby hospital appeared to vomiting characters. Examine the results of food poisoning likely she heard the saying bigger Choi surprised. Food poisoning usually occurs because we knew that the hot summer months.
Mr. Choi, the doctor looked curious. "In winter, mostly due to food poisoning often occurs Norovirus (noroviruses)." Balhimyeo called "Norovirus can survive for a long time, even in the freezing winter weather," he says.
Norovirus infection can not be identified ■ Food
Noro virus was first discovered in the sides of the collective food poisoning patients occurred in elementary schools in the area in 1968, Ohio furnace wokkeu (Norwalk). Finding early bulryeotjiman such as "no wokkeu virus (norwalk virus) ', since norovirus in 2002 The final was named by the name of the virus.
The next day, Ido doeseo not truly visited a nearby hospital appeared to vomiting characters. Examine the results of food poisoning likely she heard the saying bigger Choi surprised. Food poisoning usually occurs because we knew that the hot summer months.
Mr. Choi, the doctor looked curious. "In winter, mostly due to food poisoning often occurs Norovirus (noroviruses)." Balhimyeo called "Norovirus can survive for a long time, even in the freezing winter weather," he says.
Norovirus infection can not be identified ■ Food
Noro virus was first discovered in the sides of the collective food poisoning patients occurred in elementary schools in the area in 1968, Ohio furnace wokkeu (Norwalk). Finding early bulryeotjiman such as "no wokkeu virus (norwalk virus) ', since norovirus in 2002 The final was named by the name of the virus.
Figure 1. The electron microscope as Norovirus (Source: Food and Drug Safety destination)
Norovirus is an infectious virus that cause acute gastroenteritis in humans. Particles of the virus is extremely small in size 27 ~ 40 nanometers (nm of 1m, eokbun 10), it consists of a ball. Particularly in refrigeration. Cold storage conditions can be maintained the infectivity for many years, is known as the main cause of food poisoning that causes the winter.
The fact that the main culprit of food poisoning in winter can also reveal statistically well. According to a report by the Food and Drug Safety treatment occurs 42.4% of the total annual number of norovirus has been shown to occur concentrated in the winter months between December to February.
Because this phenomenon is called norovirus, often it referred to as type developed diarrhea. Food poisoning occur in developing countries, whereas the pathogenic bacteria, such as E. coli and Salmonella are the cause, the occurrence of food poisoning in developed countries is due to Norovirus is the most common cause of current interest.
Developed countries are largely sanitation systems are well stocked. But why food poisoning often occurs is that food infected with norovirus are difficult to verify even sees the taste view look harder. Generally food contaminated with sikjungdokgyun is so corrupt state, it is possible to identify view or flavors by the naked eye .
In addition, norovirus is very contagious and resistant water or food infected with the virus, of course, you can move through the feces or secretions such as saliva. Needless to say that the patient is pretty strong infectious food poisoning at the time of showing the symptoms, recovered after two weeks has been shown to remain infectious.
Therefore, medical experts advise that it is better because it could have been even a person infected with norovirus regained normal, two weeks after the virus has been recovered alive if possible avoid contact with other people.
Symptoms of norovirus usually goes through an incubation period of 12 to 24 hours accompanied by vomiting, nausea, chills, abdominal pain and diarrhea. Most people have no serious health problems, because these symptoms improve within one to two days. But young or weak immune systems and the elderly people require medical attention because most of dehydration accompanied.
■ no cure norovirus virus prevention is the best
Cause of many food poisoning this winter due to norovirus has become neglected personal hygiene such as washing hands jimyeonseo the weather is cold, is because the spread between those two indoor activities jimyeonseo much easier. In recent years, a lot of people crowded etc. Large restaurant If several people are caused by the use of dirty spoon, fork, writing utensils, etc. it is becoming frequent.
In fact, where the norovirus food poisoning, the virus that causes occur collectively are mostly found to be the school with a large restaurant. According to data by the Korea Centers for Disease Control and Prevention recently announced in 2012 a group of food poisoning due to norovirus last year 69 cases, and in 2013 It was reported to have decreased slightly, but consistently occurs as 57 cases.
If you like this happens once there is weakness, but that norovirus quickly and steadily spread. The very hot temperatures. Only jinyeotji vitality that can Years survive in refrigerated conditions, can not survive if enough for more than one minute Celsius more than 100 degrees to boil. Kkeulyeodo food because excrement embellish the case of contaminated food in general sikjungdokgyun, the bacteria poured toxicity does not disappear.
Thus, if the food was in the instant case of food or fresh food compartment, it is far safer to eat than to eat hot boiled warmed in the microwave. However, this method can not be the only fundamental treatment that prevents the spread.
Noro virus is not a treatment with antibiotics because the virus. However, antiviral drugs have not been developed yet, not even a vaccine that can prevent infection situation. Therefore it can be called the method of prevention is the best.
In particular it should be thoroughly grounded by default after meals before and after hand washing toilet access. For children it is important that the training at home or in day care so you can wash your hands and brush your teeth everyday life itself.
Most of the infectious disease is due to a lot more people if get daemyeonseo infect your hands virus-stained, rather than being spread through the air eda eyes, nose, or mouth. The human body, even if only need to reduce the number of germs of infectious diseases 70 % it can be prevented.
The following are precautions norovirus infection experts recommend.
1. Wash your hands often. Especially after replacing the diaper, or after using the toilet, and be sure to wash your hands before preparing food.
2. Thoroughly wash the foods eaten raw, such as fruits and vegetables, and seafood have time to eat norovirus epidemic also learn as much as possible.
3. Where the surface of the infected patient should be thoroughly washed with disinfectant touched and sanitized.
4. the patient is infected with a virus, such as clothes and blankets should immediately wash with hot water using soap.
5. vomit the patient is properly disposed of, and keep always clean the ambient.
6. Fused Norovirus infections in patients who are recovering while even after three days does not prepare the food, and the food touching the patient's disposal in an appropriate way.
