FAQ: How Common Is Japanese Encephalitis In Laos?

Where is Japanese encephalitis most common?

Japanese encephalitis is a viral brain infection that’s spread through mosquito bites. It’s most common in rural areas in southeast Asia, the Pacific islands and the Far East, but is very rare in travellers. The virus is found in pigs and birds, and is passed to mosquitoes when they bite infected animals.

What countries do you need Japanese encephalitis?

Data Table: Countries in which Japanese encephalitis virus has been identified

  • Australia.
  • Bangladesh.
  • Brunei*
  • Burma.
  • Cambodia.
  • China.
  • Guam.
  • India.

How common is Japanese encephalitis in Vietnam?

Japanese Encephalitis in Vietnam In the past, it has been estimated that there were 2000-3000 cases of encephalitis annually, among them Japanese encephalitis accounting for 61.3%. Thanks to the Vietnam National Immunization program, the Japanese encephalitis vaccine is now provided to Vietnamese children.

How common is Japanese encephalitis in China?

To the Editor: Japanese encephalitis virus (JEV) remains a major source of illness and death in Asia (1). An estimated 67,900 cases occur each year in Asia; ≈33,900 cases —half the cases in the world—probably occur in the People’s Republic of China (2).

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Do I really need Japanese encephalitis vaccine?

JE vaccine is recommended for persons moving to a JE-endemic country to live, longer-term (e.g., 1 month or longer) travelers, and frequent travelers to JE-endemic areas.

Which organ is affected by Japanese encephalitis?

What is Japanese encephalitis? Japanese encephalitis (JE) is a viral infection that affects parts of the central nervous system, including the brain and spinal cord. It is the leading cause of viral neurological disease and disability in Asia, and it is especially prevalent among children.

Which is the cost for Japanese encephalitis?

The ceiling price of Japanese Encephalitis vaccine with dosage form and strength –(1) 4 mcg to 6 mcg and was notified as Rs. 632.95 per pack and Rs. 482.22 per pack was notified for Japanese Encephalitis vaccine with dosage form and strength upto 3 mcg.

What causes Japanese encephalitis How does it enter the body?

The virus that causes Japanese encephalitis — a flavivirus — can affect both animals (pigs and birds) and humans. In humans, it can cause inflammation of your brain (encephalitis) and the membranes that cover it. Being bitten by an infected mosquito is the only way of catching this virus.

Does pork cause Japanese encephalitis?

Blood-suckers snacking on sick birds or pigs pick up the pathogen and pass it on to their next meal. Now, Swiss researchers have found for the first time that the virus, the leading cause of childhood encephalitis in Asia, can be transmitted directly between pigs —without a mosquito go-between.

Why is it called Japanese encephalitis?

Japanese encephalitis virus JEV is the most important cause of viral encephalitis in Asia. It is a mosquito-borne flavivirus, and belongs to the same genus as dengue, yellow fever and West Nile viruses. The first case of Japanese encephalitis viral disease (JE) was documented in 1871 in Japan.

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How is Japanese encephalitis diagnosed?

Laboratory diagnosis of JE is generally accomplished by testing of serum or cerebrospinal fluid (CSF) to detect virus-specific IgM antibodies. JE virus IgM antibodies are usually detectable 3 to 8 days after onset of illness and persist for 30 to 90 days, but longer persistence has been documented.

How can Japanese encephalitis be prevented?

The best way to prevent Japanese encephalitis virus infection is to protect yourself from mosquito bites. Use insect repellent, wear long-sleeved shirts and pants, treat clothing and gear, and get vaccinated before traveling, if vaccination is recommended for you.

Who needs no JE vaccine?

Pregnant women should usually not get JE vaccine. Will be traveling for fewer than 30 days and only traveling to urban areas. You might not need the vaccine.

Where did encephalitis originate?

Since it emerged in Japan in the 1870s, Japanese encephalitis has spread across Asia and has become the most important cause of epidemic encephalitis worldwide.

What is viral encephalitis?

Viral encephalitis is an inflammation of the brain caused by a virus. The most serious potential complication is permanent brain damage.

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